ZEN-10C2AR-A-V2 Omron, ZEN-10C2AR-A-V2 Datasheet

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Z211-E1-02A ...

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... ZEN Programmable Relay Operation Manual Revised May 2007 This operation manual is for version-2 (-V2) ZEN Programmable Relays only. For version-1 or pre-version-1 ZEN Programmable Relays, refer to operation manual with Cat. No. Z183. ...

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... Expansion I/O Units have been downsized to half the width. This manual describes how to use version 2 of the ZEN. Before using the ZEN, read this manual carefully so that you can use the ZEN correctly. Keep the manual close at hand so that you can refer to it whenever necessary ...

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... CONSEQUENTIAL DAMAGES, LOSS OF PROFITS OR COMMERCIAL LOSS IN ANY WAY CONNECTED WITH THE PRODUCTS, WHETHER SUCH CLAIM IS BASED ON CONTRACT, WARRANTY, NEGLIGENCE, OR STRICT LIABILITY event shall the responsibility of OMRON for any act exceed the individual price of the product on which liability is asserted EVENT SHALL OMRON BE RESPONSIBLE FOR WARRANTY, REPAIR, OR ...

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... AND SHOULD NOT BE RELIED UPON AS A SAFETY COMPONENT OR PROTECTIVE DEVICE FOR SUCH PURPOSES. Please refer to separate catalogs for OMRON's safety rated products. OMRON shall not be responsible for conformity with any standards, codes, or regulations that apply to the combination of products in the customer’s application or use of the product. ...

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... Performance data given in this manual is provided as a guide for the user in determining suitability and does not constitute a warranty. It may represent the result of OMRON's test conditions, and the users must correlate it to actual application requirements. Actual performance is subject to the OMRON Warranty and Limitations of Liability ...

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... Note Indicates information of particular interest for efficient and convenient operation of the product. 1,2,3... 1. Indicates lists of one sort or anther, such as procedures, checklists, etc. Precautions for Correct Use Precautions for Safe Use Indicates precautionary information that should be heeded in using the ZEN. viii ...

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... ZEN Support Software Operation Manual (Cat. No. Z184). Manual Contents Section 1 gives an outline of the ZEN, including descriptions of ZEN features and functions. Section 2 explains how to mount and wire the ZEN and how to connect sensors. Section 3 explains basic settings required to operate the ZEN and setting methods for internal bits. Section 4 describes the many convenient functions provided by the ZEN ...

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... Indicates precautionary information that should be heeded to ensure correct use of the ZEN. Precautions for Safe Use Indicates precautionary information that should be heeded to ensure safe use of the ZEN. Indicates that the display (the word “LANGUAGE” in this case) is RUN PARAMETER flashing. In this manual, this state is described by saying that the ...

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... TABLE OF CONTENTS Preface Warranty and Application Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . OMRON Product References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Visual Aids . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . About this Manual Visual Aids . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

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... Mounting Battery Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2 Using Memory Cassettes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3 Connecting the ZEN Support Software . . . . . . . . . . . . . . . . . . . . . . . . . . SECTION 6 Troubleshooting 115 6-1 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2 Error Messages ...

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... This section provides precautions for using the ZEN Programmable Relays. This information contained in this section is important for the safe and reliable application of the ZEN. You must read this section and understand the information before attempting to set up for a ZEN. Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiv Precautions for Safe Use ...

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Definition of Precautionary Information The following notation is used in this manual to provide precautions required to ensure safe usage of the product. The safety precautions that are provided are extremely important to safety. Always read and heed the information ...

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... Never use any battery that has been dropped on the floor or otherwise subjected to excessive shock. Electric shock, fire, or malfunction may occur. Do not disassemble, modify, or repair the ZEN or touch any of the internal parts. Electrical shock may occur. Never touch the I/O terminals, computer connector, Expansion Unit connector, or Battery Unit connector while power is being supplied ...

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... The durability of the output relays is largely affected by the switching conditions. Confirm the operation of the system under actual operating conditions and set the switching frequency to ensure that adequate performance will be provided. Insulation faults and burning in the ZEN may result if relays are used after their performance has deteriorated. Connecting Expansion I/O Units 1 ...

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... Always use the ZEN within the rated ambient operating temperature and humidity. The rated ambient operating temperature 55°C for LCD-type CPU Units and –25 to 55°C for LED-type CPU Units. If the ZEN is used near sources of heat, such as a power supply, the internal temperature of the ZEN may increase, lowering the durability of the ZEN ...

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... Store the ZEN at an ambient temperature of −40 to 75°C for LED-type CPU Units 2. and −20 to 75°C for all other types of CPU Units. If the ZEN has been stored at −10°C or lower, allow it to stand at room temperature for 3 hours or longer before turning ON the power supply. ...

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... In environments subject to static electricity (e.g., close to pipes conveying forming materials, powders, or fluid materials), separate the ZEN as far as possible from the source of static electricity. 4. The ZEN is neither waterproof nor oil-proof. Do not use it in locations subject to water or oil. 5. Use the ZEN within the allowable power supply voltage range. Be particularly careful in locations with bad power supply conditions, e ...

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... Do not remove the label from the left side of the CPU Unit if a Battery Unit is not mounted. Other 1. The execution of the ladder program in the ZEN is different from that for other PLCs. Refer to Appendix B Ladder Program Execution when writing the ladder program. 2. Abide by all local ordinances and regulations when disposing of the ZEN. ...

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... VDC meet the required safety standards. The ZEN complies with IEC/EN61131-2 clause 11 except for 11.7.2.2. Conformance to EC Directives The ZEN complies with EC Directives. To ensure that the machine or device in which the ZEN is used complies with EC Directives, the ZEN must be installed as follows: 1. The ZEN is an open-structure device. To meet the requirements of IEC/EN 61131-2 for open-structure devices, the ZEN must be mounted inside a control panel and protected from mechanical impact as described on page 36 ...

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... Relay Output Noise Reduction Methods The ZEN conforms to EN 61131-2 of the EMC Directives. However, noise generated by relay output switching may not satisfy these Standards. In such a case, a noise filter must be connected to the load side or other appropriate countermeasures must be provided external to the ZEN. ...

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Circuit Current AC Diode method No Power supply Varistor method Yes Power supply Characteristic DC Yes The diode connected in parallel with the load changes energy accumulated by the coil into a current, which then flows into the coil so ...

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Precautions ...

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... This section gives an outline of the ZEN, including example applications, the system configurations and basic operations. 1-1 Outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1-2 Features and Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 1-2-1 Features and System Configuration . . . . . . . . . . . . . . . . . . . . . . . . 8 1-2-2 List of Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 1-3 Nomenclature and Basic Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 1-3-1 Nomenclature 1-3-2 Screen Transitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 1-3-3 Basic Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 1-4 Memory Areas ...

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... Ladder programming is possible directly from CPU Unit. When using LED-type CPU Units (without LCD display) with Memory Cassettes (optional), ladder programs can be easily copied. Smaller Control Panels The ZEN is very small and mounts essentially anywhere. Note Dimensions are 90 x 122 for CPU Units with 20 I/O points ...

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... CPU Unit 20C1AR-A-V2 12 inputs/8 outputs + (4 inputs/4 outputs) × 3 Power Failure Countermeasures EEPROM backs up the program and system settings data when no power is supplied to the ZEN. Use a Battery Unit (optional) to back up work bits, holding timers, counters, and date/time data. Refer to page 110. Battery ...

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... Outline Programming and Monitoring from a Personal Computer Windows-based ZEN Support Software is available and provides a complete simulation function. Refer to page 114. ZEN Support Software (CD-ROM) Greater Switching Capacity The output contacts have 8-A switching capacity (250 VAC). All contacts are independent (for CPU Units with 10 I/O points). ...

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Outline Complicated Timers without Additional Programming Any of the 16 timers support 5 types of operation and 3 timing ranges. There are also 8 built-in holding timers that hold data during power interruptions. Refer to page 74. TIM ON delay ...

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Outline Direct Analog Inputs CPU Units with DC power supply inputs have 2 analog input points ( and 4 analog comparators. Refer to page 87. Easier Maintenance Use the display function in CPU Units to display user-specified ...

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Outline Prevent Chattering and Noise-related Malfunctions Set the input filters to extend the filter timer and prevent malfunctions. Refer to page 104. Exporting Systems Overseas Display for CPU Units is available in 6 languages. A Daylight Saving Time (DST) function ...

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... Features and Models 1-2 Features and Models 1-2-1 Features and System Configuration The ZEN is small but has a wide range of functions and is easy to use. The ZEN facilitates small-scale automatic control. Standard LCD-type, Economy-type, and Communications-type CPU Units • Simple button-operated programming. • Highly visible, backlit LCD. ...

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... Personal computer connecting cable Programs can be saved and copied by using a Memory Cassette (optional). Expansion I/O Units ( can be connected) ZEN-SOFT01-V4 ZEN Support Software Programs can be created, edited, saved, and printed, and operation can be simulated using the ZEN Support Software (optional). Section 1-2 9 ...

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... Refer to Input Specifications on page 123 for input specifications. Note 10 Power Inputs Outputs supply/ input voltage 6 Relays inputs Transis- tors Relays Transis- tors Section 1-2 Analog Model number inputs 4 No ZEN-10C1AR-A-V2 outputs Yes ZEN-10C1DR-D-V2 Yes ZEN-10C1DT-D-V2 No ZEN-10C3AR-A-V2 Yes ZEN-10C3DR-D- ZEN-10C4AR-A-V2 outputs Yes ZEN-10C4DR-D- ZEN-10C2AR-A-V2 outputs Yes ZEN-10C2DR-D-V2 Yes ZEN-10C2DT-D-V2 ...

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... VAC, inputs 50/ VDC 12 to Tran- 24 VDC sistors 100 to Relays 240 VAC, 50/ VDC 100 to 240 VAC, 50/ VDC 12 to Tran- 24 VDC sistors Section 1-2 Analog Model number inputs No ZEN-20C1AR-A-V2 outputs Yes ZEN-20C1DR-D-V2 Yes ZEN-20C1DT-D-V2 No ZEN-20C3AR-A-V2 Yes ZEN-20C3DR-D-V2 No ZEN-20C2AR-A-V2 Yes ZEN-20C2DR-D-V2 Yes ZEN-20C2DT-D-V2 11 ...

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... ZEN Support Software connection Note 1. Standard LCD-type, Economy-type, and Communications-type CPU Units: All models except ZEN-@C2@@-@-V2 2. LED-type CPU Units: ZEN-@C2@@-@-V2 3. Operations using ZEN Support Software are also possible. 12 LCD-type CPU Units (See note 1.) AC power DC power supply supply Yes (Also possible with ZEN Support Software ...

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... I/O 100 to 240 VAC, 50/ VDC VDC Note 1. The ZEN-8E1AR cannot be connected to a CPU Unit with DC power supply. Refer to Input Specifications on page 123 for input specifications. 2. Power Supply Unit Name and appearance Switching Power supply Input voltage: Unit Output voltage: 24 VDC Output capacity: 1.3 A ...

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... This kit is recommended for first- time users. Contains the following products and manuals as a kit. CPU Unit ZEN-SOFT01-V4 ZEN Support Software ZEN-CIF01 Personal Computer Connecting Cable ZEN Operation Manual (Z211) ZEN Support Software Operation Manual (Z184) 14 Functions ZEN-10C1AR-A-V2 CPU Unit (AC power supply) ZEN-10C1DR-D-V2 ...

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... Power supply Input terminals terminals 20C1AR-A-V2 Operation buttons Output terminals ZEN Support Software connector (also used for Memory Cassette.) Section 1-3 Right Side Expansion Unit connector cover. (See note.) Remove this cover to connect Expansion Unit. Right Side Expansion Unit connector cover. ...

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Nomenclature and Basic Operation Display Screen and Operation Button LCD Icon Meanings Icon RUN ERR ▲ ▼ 16 DEL Button ALT Button ESC Button OK Button ▲ ▼ RUN ERR Meaning Displayed while in RUN mode. Indicates an error. Displayed ...

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Nomenclature and Basic Operation Operation Button Names and Operations Button Menus --- Deletes inputs, outputs, connection lines, and blank DEL lines. --- Switches between normally open and normally closed conditions. ALT Changes to connection line write mode. Inserts a line. ...

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Nomenclature and Basic Operation LED-type CPU Units without Display Models with 10 I/O Points Left Side Battery Unit connector (Remove the seal to connect the Battery Unit.) LED Indicators Name POWER RUN ERROR 18 Right Side Front Power supply Input ...

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Nomenclature and Basic Operation Models with 20 I/O Points Left Side Front Power supply terminals Battery Unit connector (Remove the seal to connect the Battery Unit.) LED Indicators Name POWER RUN ERROR Expansion I/O Units Left Side Expansion Unit connector ...

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Nomenclature and Basic Operation 1-3-2 Screen Transitions STOP Mode When leaving RUN Mode When Expansion I/O Unit is connected. Display Function Screen (User- specified message) Note: The display will be blank if the display function is not being used. 20 ...

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Nomenclature and Basic Operation Display Screens Main Screen Day Operating mode Time (min:s) When One or More Expansion I/O Units Are Connected Day display SU: Sunday MO: Monday TU: Tuesday WE: Wednesday TH: Thursday FR: Friday SA: Saturday CPU input ...

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... The display language can be changed. English, Japanese, German, French, Italian, and Spanish ENGLISH NODE NO Settings are made for communications with COM SPEED external devices. (Refer to the ZEN DATA BIT STOP BIT Communications Manual (Z212).) ▼ COM SPEED DATA BIT STOP BIT PARITY ▲ ...

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Nomenclature and Basic Operation Other Submenus PASSWORD BACKLIGHT INPUT FILTER SYSTEM INF ▼ BACKLIGHT INPUT FILTER SYSTEM INF MODEM INI ▲ Setting Passwords (Refer to page 102.) PASSWORD Set a password when you want to protect programs from being read. ...

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Nomenclature and Basic Operation 1-3-3 Basic Operation Menu Selection Example RUN Main menu PARAMETER SET CLOCK display LANGUAGE Flashing cursor LANGUAGE Highlighted cursor LANGUAGE Flashing cursor LANGUAGE LANGUAGE RUN PARAMETER KALENDER SPRACHE ▲ ▼ Press the OK Button to change ...

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Nomenclature and Basic Operation Example Operation in the Ladder Program Edit Screen Select Program/ Edit. Highlighted cursor The highlighted cursor will appear in the initial write position. During highlighted cursor display, the cursor can be moved to the input or ...

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Nomenclature and Basic Operation 26 Press the ALT Button with the highlighted cursor in the input writing position to change the cursor to a flashing left arrow to enable ▼ connecting lines to be drawn. Up/Down Buttons: Draw vertical connecting ...

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Nomenclature and Basic Operation Example Parameter Settings Screen Operation Select Parameters on menu screen. (1) Selecting Parameters to Display / / (2) Setting and Changing Parameters / When PARAMETER is selected, the settings for bits that are being used by ...

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Nomenclature and Basic Operation Note If the ESC Button is pressed while ladder program or parameter settings are being input, the input to that point will be canceled and the settings will return to the original settings. 28 Use the ...

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Memory Areas 1-4 Memory Areas I/O, Work, and Internal Holding Bits Name Type Bit addresses CPU Unit input bits Expansion I/O Unit input bits Button ...

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Memory Areas Normal output [ Set/Reset S (set) R (reset) Alternate A Timers and Counters Name Type Bit ad- dresses Timer Holding # timer Counter 8-Digit F 0 counter ...

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Memory Areas Display Bits Name Type Bit addresses Display Display No. D Function switching No. Function of bits 16 Display user-specified character strings, times, timer present values, counter present values, or analog-converted values. Cannot be used ...

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Allocating I/O Bit Numbers 1-5 Allocating I/O Bit Numbers For CPU Units with 10 I/O points, the input bit addresses and output bit addresses ( for CPU Units with communications) are always ...

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... Preparations for Operation 1-6 Preparations for Operation Mount ZEN to Control Panels The ZEN can be mounted to either a DIN Track or directly onto the surface of the control panel. Refer to page 36. Connect Power Supply, Input, and Output Devices Wire the ZEN to the power supply, input, and output devices ...

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Preparations for Operation 34 Section 1-6 ...

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... This section explains how to mount and wire the ZEN CPU Units and Expansion I/O Units. 2-1 Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 2-1-1 Attention: Meeting the EC Low Voltage Directive . . . . . . . . . . . . 36 2-1-2 Connecting Expansion Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 2-1-3 Installation Method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 2-2 Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 2-2-1 External Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 2-2-2 Connectable Wires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 2-2-3 Wiring Power Supply and Input Lines 2-2-4 Wiring CPU Units with AC Power Supplies ...

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... Mounting 2-1-1 Attention: Meeting the EC Low Voltage Directive The ZEN is an open-structure device. The right side of the enclosure (i.e., the vertical surface where the Expansion Unit connector cover is located) does not provide the mechanical strength against impact of a 500-g, 50-mm-dia. steel ball from a height of 1,300 mm, as required in IEC/EN 61131-2. ...

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... Mounting 2-1-3 Installation Method Always mount the ZEN inside a control panel. The ZEN can either be mounted to the surface of the control panel or onto a DIN Track. Mounting Direction Standard (Vertical) installation Mounting to DIN Track 1 Pull down the hooks 2 Hang the slot at the on the bottom of the back of the ZEN on to ZEN ...

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... Unit to secure the Unit with screws. 2-2 Wiring 2-2-1 External Wiring Do not run ZEN I/O lines in the same duct or conduit as power lines. ■ Hanging Ducts Leave at least 300 mm between the power cables and the I/O or control wiring, as shown in the following diagram. ...

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... Conduits Separate the ZEN I/O lines, power and control lines, and power cables, as shown in the following diagram. I/O lines Do not run ZEN I/O lines in the same duct or conduit as power lines. I/O lines Control cables and power lines Power cables Control cables and ...

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Wiring 2-2-2 Connectable Wires One-line connection 0.2 to 2.5 mm Two-line connection 0.2 to 0.75 mm Note When using a 2-line connection, use wires of the same size for both lines. • Strip the sheath back 6.5 mm. Note When ...

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... To prevent voltage drops due to starting currents and inrush currents in other devices, wire the ZEN power supply circuit separately from other power circuits. • When using more than one ZEN, to prevent voltage drops due to inrush current and circuit-breaker malfunctions recommended that each one is wired separately. ...

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... COM IN0 IN1 IN2 IN3 Expansion I/O Unit ZEN-8E1DR (DC inputs and relay outputs) Section 2-2 Input device IN0 IN1 IN2 IN3 Expansion I/O Unit ZEN-8E1AR (AC input type) Input Input device device COM IN0 IN1 IN2 IN3 Expansion I/O Unit ZEN-8E1DT (DC inputs and transistor outputs) ...

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... Example: Connecting to a CPU Unit or Expansion I/O Unit Two-wire sensor a) b) Note Calculating the Bleeder Resistance when Connecting an OMRON E2E- X10Y 2-Wire AC Sensor This calculations in this example are based on an input voltage 110 V AC. The following values are from the Sensor datasheet. ...

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... Wiring less (i.e., the OFF voltage for the ZEN mA, as shown in the residual voltage characteristic graph. From the formulas given above, R1 ≤ AC/1.7 mA= 14.7 kΩ R2 ≤ AC kΩ The bleeder resistor must thus be 14 kΩ. The Sensor output current in this case would be 100 VAC/14 kΩ ...

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Wiring Connecting Positive Common (NPN Connection VDC CPU Unit with 10 I/O points Precautions for Correct Use • Apply the power supply voltage through a relay or switch in such a way that the voltage reaches the ...

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... Ia and Ib. Input device Input devices Input devices COM IN0 IN1 IN2 IN3 Expansion I/O Unit ZEN-8E1DT (with DC power input and transistor outputs) Input devices Input devices COM IN0 IN1 IN2 IN3 Expansion I/O Unit ZEN-8E1DT (with DC power input and transistor outputs) ...

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... Supply power to both the CPU Unit and Expansion I/O Units from the same power supply and turn them ON and OFF at the same time. • Expansion I/O Units with AC inputs (ZEN-8E1AR) cannot be connected to a CPU Unit with a DC power supply. Precautions for Correct Use • ...

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... Circuit diagram + Output Output 0 V Use the same power supply for the input and sensor. + Output Output Sensor power supply Output 0 V Section 2 ZEN COM − ZEN COM − ZEN COM − ZEN COM − ZEN COM − ZEN COM (+) − ...

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... I × − 5.0 Input voltage (24) R × Input Current ( ≤ OFF voltage ( 5.0) Input voltage (24 Input Current ( Input voltage (24) × Input voltage (24) × tolerance (4) R Section 2-2 R ZEN L : ZEN's input impedance (kΩ ZEN's input current (mA ZEN's OFF voltage ( min and ...

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... Inductive Loads When connecting an inductive load to an input, connect a diode in parallel with the load. The diode should satisfy the following requirements: 1,2,3... 1. Peak reverse-breakdown voltage must be at least 3 times the load voltage. 2. Average rectified current must Diode ZEN COM Section 2-2 ...

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Wiring 2-2-6 Wiring Output Circuits (1) Relay Output Type For CPU Units with 10 I/O points and Expansion I/O Units, all 4 outputs in the relay output circuits have independent contacts. For CPU Units with 20 I/O points, outputs Q0 ...

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Wiring (2) Transistor Output Type For CPU Units with 10 I/O points and Expansion I/O Units, all 4 outputs in the transistor output circuits have independent circuits. The terminals of output have polarity given on the terminal block, but no ...

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... Relay Output (Transistor Output) Relay Output (Transistor Output) The diode should satisfy the following requirements: Peak reverse-breakdown voltage must be at least 3 times the load voltage. Average rectified current must OUT ZEN Surge protector COM (+) ZEN Diode (−) (+) Diode ZEN (−) Section 2-2 53 ...

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... Wiring (3) Inrush Current Considerations When switching a load with a high inrush current in the ZEN relay output or transistor output model, such as an incandescent lamp, suppress the inrush current as shown below. Countermeasure 1 Providing a dark current of approx. one-third of the rated value through an incandescent lamp (4) Fuse Insertion The ZEN with transistor output may burn if the load is short-circuited, therefore, insert a protective fuse in series to the load ...

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Programming and Operating Methods This section explains how to create and edit ladder programs and how to use the timers, counters, comparators, display function and buttons switches. 3-1 Selecting Display Language . . . . . . . . . ...

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Displaying Messages (Display Bits (D 3-13-1 Settings in the Ladder ...

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Selecting Display Language 3-1 Selecting Display Language There is a choice of 6 display languages. The default language is English. Operation to Select German Turn ON the power. Use the Up/Down Buttons to select a language. SPANISH ITALIAN ↓ FRENCH ...

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... Setting the Date and Time The date and time are not set when the product is shipped. The date and time must be set before the ZEN can be used. LED-type CPU Units (ZEN- @0C2@@-@-V2) do not have a calendar and clock function. PROGRAM ...

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Setting the Date and Time This may cause programs using calendar timers or weekly timers to malfunction. Therefore, mount a Battery Unit for the system if the power supply is expected to be interrupted for an extended time. (Refer to ...

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... Ladder program Q0 Q0 Output terminals Load 3-3-2 Clearing Programs 60 This section explains how to write ladder programs, based on a simple circuit example. Ry Refer to the ZEN-SOFT01-V4 ZEN Support Software Operation Manual (Z184) for information on programming LED-type CPU Units. SW1 SW2 Input terminals (1) ( (3) ...

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Creating Ladder Programs STOP mode display PROGRAM RUN PARAMETER SET CLOCK EDIT PROG DELETE PROG DELETE PROG EDIT PROG DELETE PROG 3-3-3 Writing Ladder Programs STOP mode display PROGRAM RUN PARAMETER SET CLOCK EDIT PROG DELETE PROG EDIT Press the ...

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Creating Ladder Programs Operations in the Ladder Program Edit Screen • Example ladder diagram Bit type Bit address Connection line ▲ ▼ N.C. input N.O. input • Positions for Writing Inputs, Outputs, and Connection Lines 62 Two lines of circuits ...

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Creating Ladder Programs 3-3-3-1 Writing an Input for I0 3-3-3-2 Writing Serial Input I1 Writing Inputs Input Symbol Configuration Press the OK Button to display the initial write setting (N.O input I0) and move the flashing cursor to the bit ...

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Creating Ladder Programs ■ Memory Areas Symbol ■ Timers, Counters, and Analog Comparators Symbol Name CPU Unit input bits CPU Unit output bits ...

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Creating Ladder Programs Writing Outputs Output Configuration ■ Memory Areas Symbol ■ Additional Functions for Output Bits Symbol [ Press the ALT Button to enable drawing a connection line. The left arrow cursor ...

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Creating Ladder Programs Additional Functions for Bit Outputs [: Normal output turns ON and OFF Q1 turns ON and stays when execution ON when execution condition I0 turns ON condition I1 turns ON and OFF. ...

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Creating Ladder Programs 3-3-3-4 Writing a Parallel Input for Q0 3-3-3-5 Drawing Connection Lines for OR Circuits Drawing Connection Lines Press the OK Button twice to complete writing output Q0. The highlighted cursor will move to the input at the ...

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Creating Ladder Programs Precautions for Correct Use Always press the ESC Button and return to the Menu Screen after creating a program. If you do not press the ESC Button and return to the Menu Screen before turning OFF the ...

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... Check that the operation of the ZEN will not have a negative impact on the system. Check for any dangers. 3. Turn ON the power supply to the ZEN. The ZEN will start in RUN Mode when power is turned ON. Operation Checks 4. Turn each input ON and OFF and check that the program is operating correctly ...

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Confirming Ladder Program Operation Checking Operation Changing Operating Mode PROGRAM RUN PARAMETER SET CLOCK MONITOR STOP PARAMETER SET CLOCK RUN Checking Operations on Main Screen RUN Turn I0 ON. RUN I0 I1 Turn I0 OFF. RUN I0 I1 Turn I1 ...

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Correcting Ladder Programs 3-5 Correcting Ladder Programs 3-5-1 Changing Inputs Move the highlighted cursor to the input to be changed. 3-5-2 Changing Additional Bit Output Functions Move the highlighted cursor to the output to be changed. Change contact Q0 to ...

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Correcting Ladder Programs 3-5-3 Deleting Inputs, Outputs, and Connection Lines Example: Deleting Serial Input M3 Move the high- lighted cursor to the position of the input to be deleted. Example: Deleting Vertical Connecting Lines 3-5-4 Inserting Lines • To insert ...

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Correcting Ladder Programs Blank line Note A blank line cannot be inserted if an input or connection line is written in the last line (the 96th line). 3-5-5 Deleting Blank Lines Move the high- lighted cursor to the beginning of ...

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... Using Timers (T) and Holding Timers (#) 3-6 Using Timers (T) and Holding Timers (#) The ZEN has 16 built-in timers and 8 built-in holding timers. Timers The present value being timed will be reset when the timer switches from RUN mode to STOP mode or the power is turned OFF. ...

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Using Timers (T) and Holding Timers (#) O: One-shot pulse timer Trigger input Reset input Setting Present value 0 Timer bit F: Flashing pulse timer Trigger input Reset input Setting Present value 0 Timer bit W: Twin timer Trigger input ...

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Using Timers (T) and Holding Timers (#) 3-6-1 Settings in the Ladder Program Edit Screen Timer triggers, reset outputs, and timer inputs are drawn on the Ladder Program Edit Screen. Settings are made on the Parameter Settings Screen. Trigger input ...

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Using Timers (T) and Holding Timers (#) Timer Types X ■ Time Units and Settings S 00.01 to 99.99 s (in 0.01-s units) M:S 00 min min 59 s (in minutes and seconds) ...

Page 101

Using Counters (C) and the 8-Digit Counter (F) 3-7 Using Counters (C) and the 8-Digit Counter ( counters and one 8-digit counter can be used in incremental or decremental mode. The present value for counters and the ...

Page 102

Using Counters (C) and the 8-Digit Counter (F) Reset input Count input 3-7-2 Settings in the Parameter Settings Screen Counters (C) Counter address Set value Monitor enabled/ disabled The speed of the counter depends on whether a filter is used. ...

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Using Counters (C) and the 8-Digit Counter (F) counting speed using the following formula. The calculation serves as a guide only, so allow a suitable margin in the actual machine. Maximum counting speed: 1,000,000/(cycle time in µs × 2.2) Hz ...

Page 104

Using Weekly Timers (@) 3-8 Using Weekly Timers (@) Any of the following three operations, which vary in the day of week, time, and output time settings, can be selected for weekly timers. Weekly Timer Operation (Standard LCD-type, Economy-type, and ...

Page 105

Using Weekly Timers (@) Weekly timer opera- tion D 24:00 Stop time 17:30 8:15 Start time 0:00 Weekly timer bit P 24:00 Start time 8:15 0:00 Weekly timer bit Operation time setting: 15 minutes, 30 seconds 3-8-1 Settings in the ...

Page 106

Using Weekly Timers (@) 3-8-2 Settings in the Parameter Settings Screen Normal Operation (N) Weekly timer address Note When the flashing cursor is on the start day, press the Right Button and then the Up/Down Buttons to set the stop ...

Page 107

Using Weekly Timers (@) Pulse Operation ( SU-MO A Relationship between Start and Stop Days and Times Setting and operation Start and stop When start day day is before stop day When start day is after stop day ...

Page 108

Using Weekly Timers (@) 3-8-3 Parameter Monitor Screen Display Normal Operation (N) Type of operation Current day RUN Operation between Days (D) Type of operation @0 D Current day ON OFF TU 10:30 RUN Pulse Operation (P) Type of operation ...

Page 109

Using Calendar Timers (*) 3-9 Using Calendar Timers (*) Calendar timers turn ON between specified dates. Calendar Timer Operation (Standard LCD-type, Economy-type, and Communications-type CPU Units) Dec 31 End date Sep 1 Start date Apr 1 Jan 1 Calendar timer ...

Page 110

Analog Inputs (Analog Comparators (A)) Relationship between Start and Stop Dates Setting and operation Start and stop When start date is date settings before stop date and operation When start date is after stop date When start and stop dates ...

Page 111

Analog Inputs (Analog Comparators (A)) Device with VDC analog voltage output (DC power supply type) Analog input 1: I4 Analog input 2: I5 Note Connect the negative side to COM for analog inputs. The analog input circuit ...

Page 112

Analog Inputs (Analog Comparators (A)) 3-10-1Settings in the Ladder Program Edit Screen The analog comparator input is written in the Ladder Program Edit Screen. Settings are made in the Parameter Settings Screen. Analog comparator bit Analog comparator address 3-10-2 Settings ...

Page 113

Analog Inputs (Analog Comparators (A)) Note For CPU Units with 20 I/O points analog input 1 and Ib is analog input 2. 3-10-3 Parameter Monitor Screen Display • Comparing Analog Inputs and Constants (When I4 (Ia) ≥ constant) ...

Page 114

Comparing Timer/Counter Present Values Using Comparators (P) 3-11 Comparing Timer/Counter Present Values Using Comparators (P) Timer (T), holding timer (#), and counter (C) present values can be compared. The present values of the same type of timer or counter can ...

Page 115

Comparing Timer/Counter Present Values Using Comparators (P) 3-11-2 Settings in the Parameter Settings Screen • Comparing Holding Timers and Constants (When Holding Timer #0 ≥ 12 min 34 s) Comparator Comparison type address Comparison data 1 Monitor enabled/disabled Operator Comparison ...

Page 116

Comparing Timer/Counter Present Values Using Comparators (P) 3-11-3 Parameter Monitor Screen Display • Comparing Holding Timers and Constants (When Holding Timer #0 ≥ 12 min 34 s) Holding timer 0 (#0) present value Timer/counter comparator bit status ( : OFF/●: ...

Page 117

Comparing the 8-Digit Counter (F) Present Value Using 8-Digit Comparators (G) 3-12 Comparing the 8-Digit Counter (F) Present Value Using 8-Digit Comparators (G) The present value of the 8-digit counter (F) can be compared to a constant. Operation Example for ...

Page 118

Comparing the 8-Digit Counter (F) Present Value Using 8-Digit Comparators (G) Refer to page 25 for parameter setting methods. Comparison item Comparison data Operator Monitor enabled/ A disabled D 3-12-3 Parameter Monitor Screen Display • Example for 8-Digit Counter ≥ ...

Page 119

... Monitors the system operation status. Settings Details Note 1. The ZEN ladder program is executed in order of ascending line numbers. If more than one item is displayed on the same line, the display function that was executed last will be shown on the display and previous ones will be deleted. ...

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... Use operation buttons to move to the display function screen. 2. When are selected (switching to display function screen), the ZEN switches to the display function screen if the display function is enabled and the specified data is displayed. The Main Screen will no longer be displayed. To display the Main Screen, change the CPU Unit to STOP mode. ...

Page 121

Displaying Messages (Display Bits (D)) Settings when Character (CHR) Selected Move the D0 L0 highlighted cursor TRG to the display (00) [} !][~ character string column. Character string cursor position D0 L0 TRG (00) [}~!][ ( ) ( ) Table ...

Page 122

Using Button Input Bits (B) 3-14 Using Button Input Bits (B) The operation buttons are assigned operations of input bits. They are useful when checking program operations or forcefully resetting timer/ counter present values. LED-type CPU Units do not have ...

Page 123

Using Button Input Bits (B) Using Button Input Bits • The buttons can also be used as “hidden keys” for software resets of counters or holding bit present values. Note • When a button is pressed, e.g., to make a ...

Page 124

This section describes how to protect ladder programs, stabilize inputs, make LCD screen adjustments, and make summer time settings. 4-1 Protecting Programs ...

Page 125

... Precautions for Correct Use Always record your password for future reference when using the password function. You will no longer be able to operate the ZEN if you forget your password. If you forget the password, clear the ZEN memory from the ZEN Support Software ...

Page 126

Protecting Programs 4-1-1 Setting a Password PARAMETER Select SET CLOCK Other. LANGUAGE OTHER PASSWORD Select BACKLIGHT Password. INPUT FILTER SYSTEM INF PASSWORD PASSWORD PASSWORD PASSWORD BACKLIGHT INPUT FILTER SYSTEM INF Note The display will automatically change to the Waiting for ...

Page 127

... SYSTEM INF PASSWORD 4-2 Stabilizing Input Operations If external input contacts chatter, ZEN operation may become unstable. Set an input filter to stabilize operation. Input filters can be set separately for the CPU Unit and each Expansion I/O Unit. Operation (Example: DC Input Circuits) Input detection ...

Page 128

... INPUT FILTER INNER Note 1.The filter timers outlined in the following table are set for each 2.The input filter settings are read when the ZEN starts operation. ▼ Press the OK Button to display the Input Filter Settings Menu. Use the Up and Down Buttons to select from ...

Page 129

Changing Backlight Automatic Cutout Time 4-3 Changing Backlight Automatic Cutout Time The LCD backlight automatically turns ON when button operations are performed. It then turns OFF automatically 2 minutes after button operations stop. The default backlight cutout setting of 2 ...

Page 130

... Setting Daylight Saving Time (DST) 4-4 Setting Daylight Saving Time (DST) Set the Daylight Saving Time (DST) function when using the ZEN in countries that use Daylight Saving Time (DST). SET CLOCK Select Time/ SUMMER TIME Summertime. SUMMER TIME / SUMMER TIME Cancel Daylight Saving Time (DST) settings are not made ...

Page 131

Reading System Information 4-5 Reading System Information The software version of the CPU Unit, the number of CPU Unit and Expansion I/O Unit I/O points, and other information can be read. PASSWORD Select Other/ BACKLIGHT System INPUT FILTER SYSTEM INF ...

Page 132

... This section describes how to mount Battery Units, use Memory Cassettes, and how to connect the ZEN Support Software. 5-1 Mounting Battery Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110 5-2 Using Memory Cassettes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111 5-3 Connecting the ZEN Support Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114 SECTION 5 Optional Products 109 ...

Page 133

... Battery Unit into the mounting hole on the left side of the CPU Unit. 2. Connect the Battery Unit cord to the CPU Unit connector. 3. Push the claw at the top of the Battery Unit into the CPU Unit. 110 ZEN-BAT01 Battery Unit Section 5-1 ), this data will ...

Page 134

... Optional Memory Cassettes can be used to save the ladder program and settings and to copy programs and settings to other CPU Units. Mounting Memory Cassettes 1,2,3... 1. Remove the connector cover on the front of the ZEN. Connector cover (Use a flat-blade screwdriver if the cover is difficult to remove.) WARNING Section 5-2 ...

Page 135

... Using Memory Cassettes 2. Mount the Memory Cassette. ZEN-ME01 Memory Cassette Precautions for Correct Use Always turn OFF the power supply to the CPU Unit before removing or mounting Memory Cassettes. Transferring Programs PROGRAM Select RUN PARAMETER Program in SET CLOCK STOP mode. EDIT PROG ...

Page 136

Using Memory Cassettes 2. Only error-free programs can be transferred. The program will not be transferred if there is any illegal data in the program. 3. The Memory Cassette can be written 100,000 times. Mounting Memory Cassettes ...

Page 137

... RS-485 communications and ZEN monitoring cannot be performed at the same time with CPU Units with communications Personal Computer Connecting Cable is connected to the ZEN when the power supply is turned ON, a message will be displayed on the ZEN asking okay to stop RS-485 communications. Computer Specifications Operating system ...

Page 138

This section lists the error messages and provides probable causes and countermeasures for troubleshooting. 6-1 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . ...

Page 139

... Note I/O Verification Error Expansion I/O Unit I/O bits (X/Y): Bit not allocated in system configuration has been used. Analog comparators (A): Used with AC power supply type. Weekly timers (@)/Calendar timers (∗): Used with ZEN with LED displays. 116 ERROR Probable cause The ladder program and parameter settings have been cleared ...

Page 140

... Error During Program Transfer from Memory Cassette Error message M/C ERR Memory cassette program error. Note Use the ZEN Support Software to read error messages for LED- type CPU Units. Probable cause Turn OFF the power supply and check that the Expansion I/O Unit is connected properly. ...

Page 141

Deleting Error Messages 6-3 Deleting Error Messages A flashing error message is displayed when an error occurs. Turn OFF the power supply and remove the cause of the error. Press any operation button to delete the error message. Once the ...

Page 142

... V AC max. 240 V AC max. • ZEN-20C @ AR-A-V2 100 V AC max. 240 V AC max. (2) CPU Units with three Expansion I/O • ZEN-10C1AR-A-V2 /ZEN-10C2AR-A-V2 100 V AC max. 240 V AC max. • ZEN-10C4AR-A-V2 100 V AC max. 240 V AC max. • ZEN-20C @ AR-A-V2 100 V AC max ...

Page 143

Specifications Performance Specifications Item LCD display 12 characters x 4 lines with backlight (not provided for LED-type CPU Units) Operation buttons 8 buttons (4 cursor buttons and 4 operation buttons) (not provided for LED-type CPU Units) User program memory EEPROM ...

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Specifications Approved Standards Safety cULus: UL508/CSA C22.2 No.142 Class I Div2 EN/IEC 61131-2 clause 11, excluding 11.7.2.2 (Overvoltage category 2 and Pollution standard degree II conform to IEC 60664-1.) EMC Radiation Field Emission (See Noise Terminal Voltage Emission CISPR11 note ...

Page 145

Specifications Specifications Item Control method Stored program control I/O control Cyclic scan method Programming Ladder diagram language Program 96 lines ( inputs and 1 output per line) capacity Maximum No. of CPU Units with 10 I/O points control ...

Page 146

Specifications Input Specifications CPU Units AC Inputs (Not Isolated) Item Input voltage 100 to 240 VAC +10%, –15%, 50/60 Hz Input impedance 680 k Ω Input current 0.15 mA/100 VAC, 0.35 mA/240 VAC ON voltage 80 VAC min. OFF voltage ...

Page 147

Specifications DC Inputs I4 and I5 (Ia and Ib for Units with 20 I/O points) (Not Isolated) Item DC Input voltage VDC +20%, –10% inputs Input PNP: impedance NPN: Input current PNP: 4.3 mA, Typical (24 VDC) ...

Page 148

... ON voltage 8 VDC min. OFF voltage 5 VDC max. ON response time (See note.) OFF response time Note Can be selected using the input filter settings. DC Inputs (ZEN-8E1DT: Photocoupler Isolated) Item Specifications Input voltage VDC +20%, –15% 6.5 k Ω Input impedance Input current 3.7 mA, Typical (24 VDC) ON voltage 8 VDC min ...

Page 149

... Specifications Guidelines for the normal durability of the ZEN relay outputs are shown in the following diagram. Usage: 360 times/hour 1,000 500 300 100 Contact current (A) Transistor Output Type (CPU Unit/Expansion I/O Units) Item Max. switching capacity 24 VDC +20%, 500 mA Leakage current 0.1 mA max. ...

Page 150

... Specifications External Dimensions • CPU Units with 10 I/O Points ZEN-10C@@@-@-V2 • CPU Units with 20 I/O Points ZEN-20C@@@-@-V2 • Dimensions with the Battery Unit Mounted CPU Units with 10 I/O Points 17 4.7 (With slide: 13 max.) 122.5 112.5 20C1AR-A- 4.7 (With slide: 13 max.) 87.5 ...

Page 151

... Specifications • Expansion I/O Units ZEN-8E1 • Switching Power Supply Unit ZEN-PA03024 128 DIN Track hook (Using slide) 7.6 Two, 3.5 dia 7 4.7 (Sliding, 13 max.) Appendix ...

Page 152

... Ladder Program Execution Executing Ladder Programs ZEN executes lines of a ladder program in one cycle from first to last line. Starting from the first line of the bus bar, the ZEN repeatedly executes each line from left to right Repeatedly Bus bar executes in order from bus bar. ...

Page 153

... Refer to the following table for ZEN execution times. The execution times are provided as a guide. External factors, button operations, execution of ZEN Support Software operations, and timing of the processing affects the actual processing times. Common Processing Time Unit type ...

Page 154

Ladder Program Execution Ladder Program Execution Time Per line Per output CPU Unit output bits (Q) Expansion I/O Unit output bits (Y) Work bits (M) Holding bits (H) Timers (T)/Holding timers (#) Counters (C)/8-Digit Counters (F) Display bits (D) Weekly ...

Page 155

Ladder Program Execution 132 Appendix B ...

Page 156

Operating Mode at Startup The operating mode at startup depends on the model and the presence of a user program as shown in the following table. User In CPU program In Memory Cassette LCD-type CPU Unit LED-type CPU Unit (without ...

Page 157

Operating Mode at Startup 134 Appendix C ...

Page 158

... The following table shows the relationship between the versions and functionality of the ZEN CPU Unit and ZEN Support Software. Date of upgrade System software version January Ver. 1.1 The following functions were added to the 2002 displays. • A Clear Display function • A Day/Month display object (DAT1) May Ver ...

Page 159

... V2 CPU Units --- Standard (Vertical) Installation 20.4 to 26.4 VDC 40 A max max. ± 2 min/month ON delay, OFF delay, One-shot pulse, and Flashing pulse operation Only normal operation possible. --- Manual, Europe, and America Supported. --- ZEN-4E@ and ZEN-8E@ None Appendix D V1 and Pre-V1 CPU Units ...

Page 160

Version Upgrades Memory Areas Area V2 CPU Units 10-point CPU Unit input 6 bits (I) CPU Unit output 4 (See note.) bits (Q) Timers (T) 16 Holding timers 8 (#) Counters (C) 16 Weekly timers 16 (@) Calendar timers 16 ...

Page 161

... ZEN-@C2D@-D-V2 ZEN-8E1DT ZEN-@C3AR-A-V2 Not supported. ZEN-@C3DR-D-V2 ZEN-@C1AR-A-V1 ZEN-4EA ZEN-@C1AR-A ZEN-4ED ZEN-@C2AR-A-V1 ZEN-4ER ZEN-@C2AR-A ZEN-8EAR ZEN-8EDR ZEN-@C1D@-D-V1 ZEN-8EDT ZEN-@C1D@-D ZEN-@C2D@-D-V1 ZEN-@C2D@-D Pre-V1 CPU Units 4.8 k Ω Internally connected ...

Page 162

Version Upgrades Output Specifications Item Contact current for 8 A/contact Models with Relay The total for all Outputs outputs for each Unit must be as follows: 10-point CPU Units max. Communications-type CPU Units max. 20-point CPU ...

Page 163

... Isolation method Not isolated Input common DC input Input voltage circuits ON voltage Input impedance 6.5 k Ω Isolation method ZEN-8E1DR: Not isolated Input common Contact current for Models with Relay Outputs Maximum voltage for Models with Transistor Outputs Connectable CPU Units Note Refer to page 138 for details on compatible combinations of CPU Units and Expansion I/O Units ...

Page 164

Version Upgrades Compatibility Memory Cassette Compatibility Be aware of the following restrictions when using a Memory Cassette containing a program that was stored from a CPU Unit with a different version of system software. Version of CPU Unit used to ...

Page 165

... Restrictions (See notes 1 (See note 2.) and 2.) Not Not applicable. applicable. Not Not applicable. applicable. Appendix D Ver. 3.0 Ver. 4.1 ZEN-SOFT01- ZEN-SOFT01 Restrictions Restrictions (See notes 1 (See notes 1, and 2.) 2, and 3.) Restrictions Restrictions (See note 2.) (See notes 2 and 3.) OK Restrictions (See note 3.) ...

Page 166

... Lighting Pattern Control Application The ZEN can help conserve energy if the lighting patterns required for offices and similar environments are set to the ZEN. Use the switch operation to switch between lighting patterns. Operation Switch All lights (I0) Pattern (I1) Pattern (I2) All lights OFF SW 4 (I3) ...

Page 167

... Escalator with Automatic Operation Function (Weekly Timer, OFF Delay Timer) Application The ZEN can be simply used to conserve energy for an escalator with an automatic operation function. The escalator can be set to operate continuously from 7:00 to 10:00 and 17:00 to 22:00 weekdays and then operate at other times and on weekends only when people approach the escalator ...

Page 168

Application Examples Program Example I1 Operates 00 I2 Stops Person detected 05 06 Parameter Settings Weekly timer @0 (Mon to Fri: 7:00 to 10:00 MO- 17:00 OFF22:00 ...

Page 169

... Multistep speed command 1 (S5) Multistep speed command 2 (S6) 146 61F-GP-N 61F-GP-N (For lower limit) (For half-full) ZEN- 10C@AR-A Water storage tank Pump Inverter forward/stop [Q0 Inverter multistep speed command 1 (intermediate speed) [Q1 Inverter multistep speed command 2 (high speed) [Q2 Frequency reference 3 (high speed) Appendix E ...

Page 170

... Greenhouse Air Circulation Control (1/3) (Bit Logic and Timer) Application The ZEN can be used to control circulation intermittently at set times. This circulates the carbon dioxide and warm air around plants in a greenhouse. In this example, two circulation fans are operated at set intervals. The starting current is kept to a minimum and result, the circulation fans are set to start operating at different times ...

Page 171

... Greenhouse Air Circulation Control (2/3) (Calendar Timer and Weekly Timer) Application The ZEN can be used to operate circulation fans during winter nights only. In this example, the circulation fans operate only at night (19:00 to 6:00) during winter (November 15 to March 20). During the operation period, the fans operate intermittently, 60 minutes ON, 30 minutes OFF ...

Page 172

... Application Examples System Configuration MC1 IM Circulation fan 1 Circulation fan 2 Program Example I0 Operates 00 I1 Stops (200 VAC) ON OFF L N ZEN- 10C1AR-A-V2 MC2 MC1 (Q0) MC2 (Q1) IM SM0 RM0 * [M1 T1 [Q0 TT0 T0 [Q1 T2 TT1 T1 TT2 Appendix E SW1 (I0) (Operate) SW2 (I1) (Stop) Fan 1 starts Startup time offset timer ...

Page 173

... Set to 30 seconds. Greenhouse Air Circulation Control (3/3) (Analog Comparator) Application The ZEN can be used to start the circulation fans once the temperature has reached a set level. A low startup current would result from a difference in the fan startup times. System Configuration DC power ...

Page 174

... Set temperature ≥ 5.2V Annunciator (Flashing Pulse Timer) Application The ZEN can be used to make an alarm light flash when errors occur. In this example, a flashing pulse timer is used to make an alarm light flash when errors occur. Ladder programs can be created easily when a flashing pulse timer is used. ...

Page 175

... Coin-operated Carwash (Holding Bits and Holding Timer) Application The ZEN can be used to change the operating time of a machine, such as a coin- operated car wash, depending on the number of coins inserted holding timer is used and holding bits used for the self-holding bits, the remaining time will not be reset if there are unexpected power interruptions ...

Page 176

... Carwash operation Program Example Parameter Settings Holding Timer Set to 3 minutes min Q0 ZEN- 10C@AR-A- [ Insertion of 1st coin H2 detected [ [M1 16 Insertion of 17 2nd coin M3 detected [ [M2 20 Insertion of 3rd coin detected [H2 Appendix E 9 min Carwash [Q0 drive output T#0 Holding timer startup H0 H1 Self-holding for ...

Page 177

... Warming Molding Machines (Weekly Timer and Bit Logic) Application The ZEN can be used to improve molding efficiency by warming up the molding machine before the work shift starts. This allows molding work to begin immediately at the start of the work shift. When work shifts vary, pre-set weekly timers can be selected using a switch. ...

Page 178

Application Examples Program Example Parameter Settings Weekly Timer Setting @ RM0 16 SM1 Pattern 1 17 RM2 selected ...

Page 179

Application Examples 156 Appendix E ...

Page 180

... Allocations and Setting Table I/O Allocations for the ZEN-10C@@@-@-V2 I/O Unit name Bit Input CPU Unit I0 bits Normal input Analog voltage input I5 Normal input Analog voltage input Expansion X0 I/O Unit Expansion X4 I/O Unit Expansion X8 I/O Unit CPU Unit Expansion I/O Unit (Bits allocated in order of connection ...

Page 181

... Allocations and Setting Table I/O Allocations for the ZEN-20C@@@-@-V2 I/O Unit name Bit Input CPU Unit I0 bits Normal input Analog voltage input Ib Normal input Analog voltage input Expansion X0 I/O Unit Expansion X4 I/O Unit Expansion X8 I/O Unit CPU Unit 20C1AR-A- CPU Unit OUT ...

Page 182

Allocations and Setting Table I/O Unit name Bit Output CPU Unit Q0 bits Expansion Y0 I/O Unit Expansion Y4 I/O Unit Expansion Y8 I/O Unit Y9 Ya ...

Page 183

Allocations and Setting Table Work and Holding Bit Allocations Bit type Address Work bits Timer and Holding Timer Settings Timer Address (See note.) X ...

Page 184

Allocations and Setting Table Counter Settings Counter Setting (No. of address times Appendix F Application Incrementing: Decrementing: Reset: Incrementing: Decrementing: Reset: Incrementing: Decrementing: Reset: ...

Page 185

Allocations and Setting Table 8-Digit Counter Settings Counter Setting address (No. of times) F0 Weekly Timer Settings Weekly Start day timer address @0 NDP NDP ...

Page 186

Allocations and Setting Table Analog Comparator Settings Analog Comparison data 1 comparator Inputs Input device and address specifications A0 I4 (la) I5 (Ib (la) I5 (Ib (la) I5 (Ib (la) I5 (Ib) Comparator Settings ...

Page 187

Allocations and Setting Table Display Function Settings Display bit Backlight/Display address function display screen switching ...

Page 188

A additional functions for bit outputs allocations 157 allocation tables , , 32 157 158 I/O allocations , , alternate operation 87 analog inputs application – 143 155 examples 10 available models B backlight changing automatic cutout ...

Page 189

32 allocation , 50 53 inductive loads input devices 48 connecting inputs 87 analog 71 changing 72 deleting 29 input bits 104 input filter stabilizing input operations 40 wiring input lines 63 writing inrush current 54 suppressing 36 installation 29 ...

Page 190

Programming Device 13 available models programs 60 clearing 71 correcting 60 creating 143 examples 129 executing 130 execution time 102 protecting 61 writing proximity switches ...

Page 191

Index ...

Page 192

... Page 48: Graphics in 2nd, 4th, and 5th rows of table altered. Page 52: First two paragraphs rewritten. Page 102: Information added to precaution. Page 119: Power consumption for “ZEN-10C3AR-A-V2” changed, inrush currents changed, and terminal block specification changed. Page 121: “Pending approval” removed. ...

Page 193

... Export Controls. Buyer shall comply with all applicable laws, regulations and licenses regarding (i) export of products or information; (iii) sale of products to “forbidden” or other proscribed persons; and (ii) disclosure to non-citizens of regulated technology or information. 18. Miscellaneous. (a) Waiver. No failure or delay by Omron in exercising any right and no course of dealing between Buyer and Omron shall operate as a waiver of rights by Omron ...

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... Toronto, Ontario 416.286.6465 OMRON ON-LINE Global - www.omron.com USA - www.omron247.com Canada - www.omron.ca Brazil - www.omron.com.br Latin America - www.espanol.omron.com UNITED STATES To locate a Regional Sales Office, local Distributor or to obtain product information, call: 847.843.7900 MEXICO SALES OFFICES Mexico, D.F. 555.660.3144 Ciudad Juárez 656.623.7083 Monterrey, N.L 818.377.4281 Queré ...