V020-E3-2 Omron, V020-E3-2 Datasheet

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... NT-series Programmable Terminal Operation Manual Cat. No. V020-E3-2 ...

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iv ...

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... OMRON Product References All OMRON products are capitalized in this manual. The word “Unit” is also capitalized when it refers to an OMRON product, regardless of whether or not it appears in the proper name of the product. The abbreviation “Ch,” which appears in some displays and on some OMRON products, often means “ ...

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vi ...

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TABLE OF CONTENTS PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Intended Audience ...

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SECTION 4 NT20S Functions and Operation 4-1 Creating and Transmitting Screen Data 4-2 Outline of Functions 4-3 Screen Display . . . . . . . . . . . . . . . . . . . . . ...

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APPENDICES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A. Specifications . . ...

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x ...

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About this Manual: This manual describes the basic functions and operation procedures of the NT-series programmable ter- minal NT20S, its operations when connected Host, and includes the sections described be- low. Please read this manual ...

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... The related manuals are indicated below. The j symbol at the end of the manual number is the revision history symbol. [Operating the programmable terminal and communicating with the host] S NT20S Programmable Terminal Operation Manual (V020-E1- This operation manual is the manual for the NT20S itself. ...

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This section provides general precautions for using the Programmable Terminal. The information contained in this section is important for the safe and reliable application of the Programmable Terminal. You must read this section and understand the information contained before attempting ...

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... You must consult with your OMRON representative before applying Programmable Terminals to the abovementioned applications. WARNING Do not use input functions such as PT touch switches for applications where dan- ger to human life or serious damage is possible, or for emergency switch applica- tions ...

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Safety Precautions WARNING: Do not attempt to take the PC apart and do not touch any internal parts while the power is being supplied. Doing either of these may result in electrical shock. Turn off the power before replacing the ...

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S Direct exposure to wind and rain (outdoor sites) S Strong ultra-violet irradiation Take adequate measures to ensure shielding if the NT20S is used at a location subject to any of the following conditions. S Static electricity, or noise from ...

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S Always turn off the power at the PC and PT before connecting the C200H inter- face cable. Otherwise the system may operate unpredictably. If the actual character string is longer than the specified character string length, the specified number ...

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NT20S is a new programmable terminal (PT) which incorporates a host interface unit and a RS-232C interface unit in a pro- grammable terminal body. It can be easily installed and used. This section gives the operation examples and characteristics of ...

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Role and Operation of NT20S 1-1 Role and Operation of NT20S NT20S is a programmable terminal used to display and transmit the information site. The following gives a general description of the role and operation of the ...

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Role and Operation of NT20S 1-1-1 Operations of NT20S Displays Screens The information to be displayed (screen data) can be created on a computer by using support tools and stored in the NT20S. The screen data can be displayed on ...

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Functions of NT20S 1-2 Functions of NT20S The NT20S has the following features which are different from those of existing NT20M; 1-2-1 Features Downsized Body S The NT20S has the thinnest depth ( less in the panel) in ...

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Functions of NT20S Touch Switch Operation The System Menu can be displayed by using the touch switches located in four corners of the screen. Compatibility with NT20M Existing screen data, user programs, are compatible. Section 1-2 5 ...

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Functions of NT20S 1-2-2 Principal Functions of NT20S Functions Related to the Data Display S Character display Characters of various sizes can be displayed. Characters can flash or be highlighted. S Figure display Straight lines, circles, and other graphic figures ...

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Functions of NT20S 1-2-3 Comparison between NT20S and NT20M The NT20S is a unitary PT which incorporates a system ROM, screen memory, and a host I/F unit (Host link, NT link, RS-232C, and C200H direct communication) as the standard equipment ...

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Functions of NT20S 1-2-4 Differences Between Existing Models and NT20S-ST121-EV3 The differences between the existing NT20S-ST121, NT20S-ST121-V1/ ST122-V1/ST121-V2 models for direct connection and the upgraded version NT20S-ST121-EV3 are indicated in the table below. Item Communication type Host link/NT link (1:1 ...

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Functions of NT20S 1-2-5 Displays The NT20S can display various kinds of elements such as characters, lamps, touch switches, and bar graphs on a screen. The screen data displayed on the NT20S are created by using support tools on a ...

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... ON/OFF status and numeric value inputs to the Host. 10 Host (PC manufactured by OMRON, personal computer, etc.) Controls NT20S as required while controlling machines and monitoring the production line. Host link: C series, CQM1, CVM1/CV series PC, CjjH, CQM1, C200HS, CVM1/CV series: NT20S can be connected directly to the CPU unit ...

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System Configuration 1-3-2 NT Link (1:N) Systems When NT20S is connected 1:N connection, use an RS-232C cable and RS-422/485 cables. PLEASE NOTE: The second digit DM Setting to set signifies the max. # for 1:N ...

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Direct Connection Function 1-4 Direct Connection Function The communication method applied between the NT20S-ST121-EV3 and the PC is either a host link or NT link. To connect an NT20S-ST122-V1 and PC, the C200H direct communication function is used. The following ...

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Direct Connection Function Features of the Direct Connection Function S The bits and words referring to operating status and work instruction information and those for storing input data can be freely allocated to almost any part of the PC memory. ...

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Direct Connection Function 1-4-2 C200H Direct Communication C200H direct communication is a communication method that uses C200H, C200HS, C200HX/HG/HE and CjjH I/O extensions. The C200H direct communication function of the NT20S-ST122-V1 allows com- munication with a PC (C200H, C200HS, C200HX/HG/HE, ...

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Communications with PC by Direct Connection 1-5 Communications with PC by Direct Connection 1-5-1 Functions of the Allocated Bits and Words When using an NT20S-ST121-EV3 with the direct connection function (host link or NT link), NT20S-ST122-V1 (C200H direct communication), the ...

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Communications with PC by Direct Connection S Touch switches Allocation destination: Bit The lamp comes on (flashes) when the PC’s control bit is ON (1) and goes off when it is OFF (0). When the touch switch is pressed, the ...

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Communications with PC by Direct Connection Functions of the PT Status Control Area (PC to NT20S) The “PT status control area” is used to control the NT20S status. When data is written to this area in the PC, the NT20S ...

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Communications by Rs-232C 1-6 Communications by RS-232C This section gives a brief description of the NT20S control commands sent from the host through the RS-232C interface when the NT20S-ST128 is used. ➡ For details of each of the commands sent ...

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Before Operating 1-7 Before Operating Follow the procedure given below to start the system of the NT20S. Host Check and change the Host settings. S For the host link, refer to page 36 and the manuals for the host link ...

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Before Operating Refer to the following manuals for the equipment and software. Equipment or Software Support tools NT-series Support Tool Operation Manual PCs SYSMAC C20H/C28H/C40H/C60H Operation Manual (Programming/RS-232C Interface) SYSMAC C120/C500 User’s Manual (Programming) SYSMAC C200H Operation Manual SYSMAC C200HS ...

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This section describes the settings of the NT20S, connections to a Host, and other hardware settings. 2-1 Description of Parts and Settings 2-1-1 Description of Parts 2-1-2 Operation Status DIP Switch Settings 2-1-3 Setting the Communication Condition Setting Switches (NT20S-ST122-V1 ...

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Description of Parts and Settings 2-1 Description of Parts and Settings Before getting to the operation, confirm the names and functions of parts. Also set the DIP switches on the NT20S. 2-1-1 Description of Parts Front View RUN LED Lit ...

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Description of Parts and Settings Rear View Lid for backlight replacement The backlight unit is installed behind this lid. Contrast control Use a fine flat-blade screwdriver. Clockwise turns will increase the brightness. Warning label Reset switch The NT20S statuses are ...

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Description of Parts and Settings 2-1-2 Operation Status DIP Switch Settings Set the NT20S operation status with the DIP switches located in the bottom right corner on the rear side of the body. Switch # SW2-1 SW2-2 SW2-3 SW2-4 CAUTION: ...

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Description of Parts and Settings 2-1-3 Setting the Communication Condition Setting Switches (NT20S-ST122-V1 Only) When using the NT20S-ST122-V1, the communication conditions are set with the rotary switch (SW4) under the cover at the top right of the back of the ...

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Description of Parts and Settings When using a C200H/C200HS, C200HX/HG/HE, the words indicated below are occupied according to the set unit number. However, since the NT20S-ST122-V1 executes processing using allocated bits and words, these words are not used for processing. ...

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Installation 2-2 Installation Install the NT20S to the operation panel and connect the power to the NT20S as described below. 2-2-1 Installation Environment Observe the following points when installing the operation panel. Caution: Do not install the ...

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Installation 2-2-2 Installation to the Operation Panel The NT20S can be flush mounted to an operation panel. Use the panel fittings and tools included in the product package and follow the pro- cedure below. Caution: During work at the panel, ...

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Installation 2-2-3 Power Supply Connection Connect a 24 VDC power supply to the power input terminals. Note: S Check the wiring carefully before turning on the power not connect an AC power supply to the power supply terminals. ...

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Installation S Parts used for connection Caution: For the connection to the power supply terminal block, twisted wires greater cross sectional area and M3.5 size crimp terminals must be used. Tighten the screws on the terminal block ...

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Connecting to the Support Tool 2-3 Connecting to the Support Tool Connect the NT20S to a computer with an RS-232C cable to transfer the screen data created by using a support tool to the NT20S. An NT20S-ST121-EV3/ST128 cannot be connected ...

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... Host Communication Method” (page 78). 2-4-1 Compatible PCs Some models and series of OMRON PCs have the host link function built in. In the C200HX/HG/HE series, there are CPU units that can support host link connec- tions by installing an expansion communication board. ...

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Connection the Host Link Units with Built-in Host Link Function PC Series PC Series Host Link Unit CV500-LK201 CV series CV500-LK201 CV500-LK201 CVM1 series CV500-LK201 £ Connection is not possible to the CPU units of CVM1/CV ...

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... Use a connector cable with a 25-pin connector on one end and a 9-pin connector on the other end (NT20S side) to connect the NT20S with a 25-pin connec- tor. 9-pin connector Use the following recommended cables (OMRON); 25-pin to 9-pin 25 pin to 9 pin Connecting with a 9-pin Connector Use a connector cable with a 9-pin connector on both ends to connect the NT20S with a 9-pin connector ...

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Connection the Host Link Connecting the NT20S to a CVM1/CV Series Host Link Unit Two types of connectors are provided to CV500-LK201 host link unit. Both of these connector types can connect to the NT20S with ...

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Connection the Host Link When Long-Distance Transmission is Required When transmission over a distance exceeding the RS-232C specification is re- quired, it can be achieved by using an RS-232C/RS-422A converter unit (type NT- AL001) to switch ...

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Connection the Host Link Connecting to a Host Link Unit Two types of host link units are available: a rack-mounting type and a CPU- mounted type. The switch settings differ according to the type of host ...

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Connection the Host Link [Setting the rear switches] I/O port RS-422A RS-232C Synchronization Internal External NO Termination resistance OFF ON CTS 0V External I/O port selection (selector switch) Set this to “RS-232C”. S ...

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Connection the Host Link S C500/C1000H/C2000(H) rack-mounting type: C500-LK203 [Setting the rear switches] 5V supply ON OFF I/O port RS-422A RS-232C Synchronization NO Internal External Termination resistance OFF ON CTS 0V External NO S I/O port ...

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Connection the Host Link S CPU-mounted type: C120-LK201-V1 [Setting the rear switches Unit #, parity, and transfer code (DIP SW1-1 to SW1-5) Set SW1-1 to SW1-5 to “OFF” (“0”). £ Parity is fixed at ...

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Connection the Host Link S CVM1/CV series backplate mounted type: CV500-LK201 [Setting the front switches] Set the operating conditions with the PC System Setting functions when a CVM1/CV series host link unit is connected to the ...

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Connection the Host Link Connecting to a CPU S C-series CjjH, CVM1/CV-series (-EVj) Set the operating conditions with the PC System Setting functions when CVM1/CV-series host link unit is connected to the ...

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Connection the Host Link [Making the PC system settings] The possible settings and existing settings which can be set by the PC system set- ting are as given below. Baud rate Stop bit Parity Data length ...

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Connection the Host Link S When using port A of C200HX/HG/HE S When using port B of C200HX/HG/HE S When using CPM1 44 Channel # Writing Value Host link mode DM6555 0001 Set the conditions with ...

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... Compatible PCs Some models and series of OMRON PCs have the host link function built in. In the C200HX/HG/HE series, there are CPU units that can support host link connec- tions by installing an expansion communication board. When making a connection, check the series and model of the PC to which the connection is being made, and the type of host link unit that is installed ...

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... Otherwise a discontinuity may occur, causing operation to fail. Use a connector cable with a 9-pin connector on both ends to connect the NT20S with a 9-pin connector. 9-pin connector The following are the recommended cables (manufactured by OMRON). Connector Specification 9 pin ↔ 9 pin 9 pin ↔ 9 pin If a Cable Longer Than Required If a cable longer than required, a connector cable will have to be made ...

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Connection the NT Link (1:1) 2-5-3 PC Switch Settings When the NT20S and PC are connected to each other, set the conditions at the PC CPU enable the NT link communications. The following ...

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Connection the NT Link (1:1) S CVM1/CV-series (-EVj) When connecting to a CVM1/CV-series (-EVj) CPU, set the switches as given below. When using CVM1/CV series, always set CPU execution processing (execution control 2) in the PC ...

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... S Setting the unit No. of the connected NT20S 2-6-1 Compatible PCs The only OMRON PCs that can be connected link (1:N) are the C series C200HX/HG/HE models. When making a connection, check the series and model of the PC to which the connection is being made, and the type of host link unit that is installed ...

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... Number of NT20Ss Connectable to One Port] The maximum numbers of NT20S units that can be connected to one port of each of the C200HX, -HG, and -HE CPU units are indicated below. S C200HE S C200HG, C200HX 50 OMRON PC While controlling machinery and monitoring lines, controls the NT20S units when necessary. C200HX/HG/HE can be used. RS-232C/RS-422A ...

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Connection the NT Link (1:N) Converter Unit Connector Specifications The terminal block specifications of the RS-232C/RS-422A converter unit are indi- cated here. For details on the method for making the connection cable, refer to “Making the ...

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... PT, PC RS-232C interface The pin numbers are the numbers at the NT20S. For the pin numbers at the PC, refer to the manual for the PC used. 52 OMRON PC While controlling machinery and monitoring lines, controls the NT20S units when necessary. C200H/HG/HE can be used. RS-232C/RS-422A converter unit, ...

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Connection the NT Link (1:N) [RS-422A Cable Wiring ( S RS-232C connection at the PC side NT-AL001 RS-422A terminal block S RS-422A connection at the PC side PC RS-422A interface [RS-422A Cable Wiring ( NT-AL001 RS-422A ...

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... Same as for an RS-422A connection. Refer to “RS-422A connection” (page 52). [RS-485 Cable Wiring] S NT-AL001 to NT-AL001 NT-AL001 RS-422A terminal block NT-AL001 PC RS-422A interface 54 OMRON PC While controlling machinery and monitoring lines, controls the NT20S units when necessary. C200H/HG/HE can be used. RS-232C/RS-422A RS-232C/RS-422A RS-232C/RS-422A converter unit, converter unit, converter unit, type NT-AL001 ...

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Connection the NT Link (1:N) NT-AL001 Converter Unit DIP Switch Settings The DIP switch settings to be made at an NT-AL001 used in the wiring depend on whether it is connected part way along the RS-422A/485 ...

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Connection the NT Link (1:N) S RS-422A connection, RS-422A at the PC side C200HX/HG/HE RS-422A cable ( £ ) (End connection) (Communication board) NT20S RS-485 connection, RS-485 at the PC side C200HX/HG/HE RS-485 £ cable ( ...

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Connection the NT Link (1:N) 2-6-3 PC Switch Settings When the PC and NT20S units have been connected, set the switches at the CPU module at the PC side in order to enable communication using the ...

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... Communicating with the PC Using C200H Direct Communication 2-7 Communicating with the PC Using C200H Direct Commu- nication Connect an NT20S-ST122-V1 and PC made by OMRON with an I/O cable. 2-7-1 Applicable PC Units Before making the connection, check the series and model of the PC to which the connection made. A list of the PCs that can be connected to an NT20S using C200H direct communication is presented below ...

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Communicating with the PC Using C200H Direct Communication 2-7-2 Connection Method Connect the NT20S and PC. The connection conditions are different for C200H/HS, C200HX/HG/HE and CjjH. Caution: S Always turn off the power at the PC and PT before connecting ...

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Communicating with the PC Using C200H Direct Communication Connection to C200H/C200HS and C200HX/HG/HE Connect the CPU unit or I/O extension unit with an I/O cable. The following restric- tions apply when making this connection maximum of one CPU ...

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Communicating with the PC Using C200H Direct Communication Connection to CjjH Connect the CPU unit with an I/O connection cable. The following restrictions ap- ply when making this connection maximum of one CPU unit can be connected. S ...

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Communicating with the PC Using C200H Direct Communication 2-7-3 Switching the Power ON/OFF When Using C200H Direct Communication The NT20S-ST122-V1 functions as an I/O extension unit of the PC. Use the fol- lowing procedure to switch the power ON and ...

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Host Connections by RS-232C 2-8 Host Connections by RS-232C Connect NT20S-ST128 with an RS-232C Interface Unit installed to the host com- puter with an RS-232C cable. RS-232C connection allows a single NT20S to be connected to the host. A computer ...

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Host Connections by RS-232C Connector Connector £ Unlisted pins are not used. Note: For cable parts and the wiring method, refer to APPENDIX G Method for Making the Cable for Connection to the Host (page 256). Connecting to the Host ...

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This section describes the operation of the System Menu focusing on the procedure to start up the NT20S. Functions which will be convenient to use the NT20S and those which are useful for the system maintenance are also ex- plained ...

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Operation Flow by the System Menu 3-1 Operation Flow by the System Menu Follow the procedure below when using the NT20S for the first time or when changing the system. Create the Screen Data Create the screen data to be ...

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Starting the NT20S 3-2 Starting the NT20S When the NT20S is started, it will enter the RUN mode if system settings and screen data registration have been completed screen data has been regis- tered or the screen data ...

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Operation modes and the System Menu 3-3 Operation Modes and the System Menu The NT20S operates in either “RUN”, “Transmit”, or “Maintenance” mode. The op- eration modes can be switched by using the System Menu. 3-3-1 System Menu and the ...

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Operation modes and the System Menu 3-3-2 Menu Tree The System Menu allows to effect various NT20S functions by using the touch switches. The NT20S’s functions with respect to the System Menu are related as shown below. For the operations ...

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Operation modes and the System Menu 3-3-3 Operations with the System Menu The following gives the procedure to call the System Menu, select the menu items, and other operations with the System Menu. Make sure that DIP SW2-3 “Switch to ...

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Operation modes and the System Menu Selecting the Menu Items Press (touch) a menu item on the screen to select the item. Menu items allow to make the ON/OFF selection or to call subsequent menu or screen. Example 1 To ...

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Initializing Memory 3-4 Initializing Memory If the NT20S is used for the first time or if the screen data is ruined and the NT20S cannot be normally started, the memory needs to be initialized. The memory initialization is required in ...

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Initializing Memory [ MAINTENANCE MENU ] Quit PT Setting I/O Check Init. Memory Memory Switch [ INITIALIZE MEMORY MENU ] Quit Init. Screen Yes No No direct information is set! After initialization of the screen data memory, the system enters ...

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Initializing Memory 3-4-2 Initialization by Using the DIP Switch (Forced Initialization) Note: Be sure to turn the power OFF before setting the NT20S DIP switch. Set the DIP switch as follows to initialize the screen data memory. Operation 1. Set ...

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Setting the Conditions of Communications with the PC/Host with Memory Switches 3-5 Setting the Conditions of Communications with the Host by Using the Memory Switches The communications between the NT20S and a PC/Host are called the host com- munications. The ...

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Setting the Conditions of Communications with the PC/Host with Memory Switches jNT Link method (1:1) MEMORY SW MENU Comm. Type Key Sound Buzzer Sound Bk light Off Tool Mode jNT Link method (1:N) MEMORY SW MENU Comm. Type Key Sound ...

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Setting the Conditions of Communications with the PC/Host with Memory Switches [NT20S-ST128 RS-232C] Key Press Sound Buzzer Sound Bk light Off Automatic Reset S Key Press Sound 3-8 Various System Settings (page 91) S Buzzer Sound S Backlight Off S ...

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Setting the Conditions of Communications with the PC/Host with Memory Switches 3-5-1 Selecting the Host Communication Method (NT20S-ST121-EV3 only) The NT20S-ST121-EV3 can be connected the host link or the NT link. Either link can be selected ...

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Setting the Conditions of Communications with the PC/Host with Memory Switches 3-5-2 Selecting the Host Link Communication Speed (NT20S-ST121-EV3 only) When using the NT20S-ST121-EV3 with the host link, the baud rate of the com- munications with the PC can be ...

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Setting the Conditions of Communications with the PC/Host with Memory Switches 3-5-3 Selecting Unit Numbers (NT20S-ST121-EV3 only) When using NT20S-ST121-EV3 with the NT link (1:N) communication method, set unit numbers. When using NT link (1:N), unit numbers are used to ...

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Setting the Conditions of Communications with the PC/Host with Memory Switches MEMORY SW MENU Automatic Reset Unit No. To set and quit the menu, press the [WRT & EXIT] touch switch. To quit without setting, press [Quit]. The run mode ...

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Setting the Conditions of Communications with the PC/Host with Memory Switches 3-5-4 Setting RS-232C Communication Conditions (NT20S-ST128) When using an NT20S-ST128 (using the RS-232C interface for communication with the host), set the following communication conditions. S Data Bits S Stop ...

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Setting the Conditions of Communications with the PC/Host with Memory Switches Key Press Sound Buzzer Sound Bk light Off Automatic Reset Data Bits Stop Bits Parity Check Flow Control Baud Rate LMP Bit Control ➡ The selected option displayed when ...

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Setting the Conditions of Communications with the PC/Host with Memory Switches 3-5-5 Selecting the Automatic Reset Function The “Automatic Reset” memory switch is used to set whether or not the commu- nication is automatically reset after the occurrence of a ...

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Setting the Conditions of Communications with the PC/Host with Memory Switches MEMORY SW MENU Automatic Reset Baud Rate To set and quit the menu, press the [WRT&EXIT] touch switch. To quit without set- ting, press [Quit]. S “No” ...

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Registering the Screen Data 3-6 Registering the Screen Data The screen data is created by using the support tool and registered to the NT20S screen data memory. This section describes the procedure to register the screen data to the NT20S. ...

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Registering the Screen Data Data Transmission in Screen Units The NT20S allows the transmission of data for specified screens. By selecting the screen number of the screen to be transmitted using the support tool possible to transmit the ...

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Registering the Screen Data Operation 1. Connect the NT20S which the support tool has been installed and 2. Turn ON the computer and start up the support tool. 3. Enter the “Transmit Mode” by operating the ...

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Registering the Screen Data 6. When the screen data transmission is completed, the support tool will display 7. Press any key on the support tool to return to the File Selection screen. 8. Pressing the ABORT touch switch in the ...

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Starting the Operation 3-7 Starting the Operation After completing the screen data transmission and setting the communication conditions, connect the NT20S to the Host and start operation. Switching to the RUN mode Press the Quit touch switch in the System ...

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Various System Settings 3-8 Various System Settings The NT20S can set a variety of functions to the memory switches which are conve- nient during the operation. This section describes the memory switch settings re- lated to the operation environment. 3-8-1 ...

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Various System Settings To set and quit the menu, press the [WRT & EXIT] touch switch. To quit without setting, press [Quit]. S ON: The key press sound will be given for 0.2 second when a touch switch is pressed. ...

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Various System Settings Types of the Buzzer Sounds The following buzzer sounds can be set. S Continuous sound: The buzzer continues to sound. S Intermittent sound: The buzzer sounds intermittently at constant intervals. Reference: If both the continuous buzzer and ...

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Various System Settings To set and quit the menu, press the [WRT&EXIT] touch switch. To quit without set- ting, press [Quit]. S OFF: The buzzer will not sound at all during the operation. S When “ON” is set, the buzzer ...

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Various System Settings MEMORY SW MENU Comm. Type Key Sound Buzzer Sound Bk light Off Tool Mode To set and quit the menu, press the [WRT&EXIT] touch switch. To quit without set- ting, press [Quit]. S None: The backlight off ...

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Various System Settings Set the support tool mode by the menu operation from the system menu shown below. [ SYSTEM MENU ] Quit Transmit Mode Maintenance Mode [ MAINTENANCE MENU ] Quit PT Setting I/O Check Init. Memory Memory Switch ...

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Various System Settings 3-8-5 Lamp Bit Control (NT20S-ST128) When using the NT20S-ST128 (using the RS-232C interface for communication with the host), you can select whether lamp statuses are controlled by bit designa- tion or not. The factory setting for this ...

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Various System Settings Data Bits Stop Bits Parity Check Flow Control Baud Rate LMP Bit Control To set and quit the menu, press the [WRT&EXIT] touch switch. To quit without set- ting, press [Quit]. S When “Disable” is set, the ...

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System Maintenance 3-9 System Maintenance The NT20S has the self maintenance functions such as I/O check and setting sta- tus check. 3-9-1 I/O Check The I/O operations for the following items of the NT20S are checked by the I/O check ...

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System Maintenance A panel of 6-row x 12-column touch switches, each switch sized cm, will be displayed. S Press a touch switch on the screen. If the touch switch is highlighted while it is pressed, the touch ...

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System Maintenance [ I/O CHECK MENU ] Quit LED Check Buzzer Touch Switch Data Memory [ COMM. CHECK MENU ] Quit Tool I/F [ TOOL I/F INPUT CHECK ] When the check is finished, press the Exit touch switch. The ...

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System Maintenance Checking the Communications with the Host (NT20S-ST128) Execute a NT20S-to-Host communication check by the menu operation from the System Menu as mentioned below. [ SYSTEM MENU ] Quit Transmit Mode Maintenance Mode [ MAINTENANCE MENU ] Quit PT ...

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System Maintenance [ RS-232C I/F INPUT CHECK ] When the check is finished, press the EXIT touch switch. The NT20S will enter the RUN mode. Checking the LCD Check the NT20S LCD by using the menu operation from the System ...

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System Maintenance Checking the Buzzer Check the NT20S buzzer by using the menu operation from the System Menu as mentioned below. [ SYSTEM MENU ] Quit Transmit Mode Maintenance Mode [ MAINTENANCE MENU ] Quit PT Setting I/O Check Init. ...

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System Maintenance Checking the LED Check the LED by using the menu operation from the System Menu as mentioned below. [ SYSTEM MENU ] Quit Transmit Mode Maintenance Mode [ MAINTENANCE MENU ] Quit PT Setting I/O Check Init. Memory ...

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System Maintenance Checking the Screen Memory Check the screen memory by using the menu operation from the System Menu as mentioned below. Reference: When the screen data memory is checked, the memory is initialized and all the screen data is ...

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... S If the “Memory error!!” message is displayed, the screen data memory may have been used up to its service life or there may be a hardware fault. In that case, initialize the screen data memory and check the memory again. If the same error message is displayed again, consult the OMRON Service Center. 3-9-2 Checking the PT Setting Display the NT20S settings by using the menu operation from the System Menu as mentioned below ...

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System Maintenance [NT20S-ST121-EV3] (Host link SETTING ] PT Control Area DM0000 PT Notify Area DM0010 Comm. Type Host Link Baud Rate 9600bps EXIT (NT Link (1:N SETTING ] PT Control Area DM0000 PT Notify Area DM0010 ...

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System Maintenance 3-9-3 Checking the NT20S DIP Switch Settings Display the NT20S DIP switch settings by using the menu operation from the Sys- tem Menu as mentioned below. [ SYSTEM MENU ] Quit Transmit Mode Maintenance Mode [ MAINTENANCE MENU ...

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110 ...

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This section describes the functions of the NT20S. 4-1 Creating and Transmitting Screen Data 4-1-1 Setting the support tool for use with the NT20S 4-1-2 Creating Screen Data 4-2 Outline of Functions . . . . . . . . ...

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Creating and Transmitting Screen Data 4-1 Creating and Transmitting Screen Data This section describes briefly the support tool settings required for creating screen data and the screen data creation procedure. Reference: For the details of the support tool and screen ...

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... Direct Macn Type: OMRON NT20S-ST128 (RS-232C) PT Setting Memory Size Direct setting Direct Macn Type: OMRON 4-1-2 Creating Screen Data Screen Data Creation Method The screen data is created by using the support tool. The support tool registers the screen data used with one NT20S to one file. ...

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Creating and Transmitting Screen Data ➡ Select a file used for storing the screen data for the NT20S in the “File List” Select “New File” and press [Enter]. Enter filename on completion of creation. Select a screen number to edit ...

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Creating and Transmitting Screen Data Host link/NT link/C200H direct communication ➡ Press [F10] (Next) in the “Screen List” screen, then press [F2] (Direct) to dis status control area: Section 5-4 NT20S Status Control (page 191 status ...

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Creating and Transmitting Screen Data S Character string display: Set the character string memory table number and display method ...

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Creating and Transmitting Screen Data Enter filename to newly created screen data. Return to the “File List”. Pressing the [F8] (Start-up screen) key allows setting of the screen number to be displayed when the NT20S is booted. (Only effective when ...

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Outline of Functions 4-2 Outline of Functions 4-2-1 NT20S Screen This section gives the outline of the screen which is the basis of all NT20S func- tions. For specific operation procedure such as screen switching, refer to “Switching the Screen ...

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Outline of Functions 4-2-2 Characters and Figures Which can be Displayed The NT20S screen can display characters, figures, and other various elements. This section describes the types and attributes of the characters and figures which can be displayed and do ...

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Outline of Functions S Reverse and flashing display Reverse display: Flashing display: Reverse and flashing display: Types and Attributes of the Figures The following types of figures can be input by using the support tool and be dis- played during ...

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Outline of Functions Communication through RS-232C The NT20S-ST128 can communicate with the host through the RS-232C inter- face. In other words, it can receive and send commands through the RS-232C in- terface, which allows various types of host to utilize ...

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Screen Display 4-3 Screen Display This section describes the screen information required for the operation with the NT20S. For details on how to change the displayed screen, refer to “Switching the Screen Display” on page 157, and “Display Specified Screen” ...

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Screen Display [Example overlapping screen] S Parent screen Child screens: #10, #7, and #25 When screen #8 is designated, screen #8 becomes the parent screen and the child screens #10, #7, and #25 are displayed over the parent ...

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Screen Display [Example continuous screens] S Parent screen: #10 S Child screens: #20, #15, and #5 When screen #10 (continuous screen) is designated, screen #20 which is page 1 of the continuous screens will be displayed. Screen # ...

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Screen Display 4-3-2 Screen Attributes Each screen can be set with a specific function by designating a screen attribute, so that the specific function can be executed by displaying the screen. For exam- ple, by displaying a screen to which ...

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Memory Tables 4-4 Memory Tables The NT20S has the “character-string memory table” for the character data and the “numeral memory table” for numeric data which can be written and updated by the PC/Host. The contents of the memory tables can ...

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Memory Tables The following types of characters can be displayed on the NT20S: Character Half size characters Normal size characters S Enlarged display of the characters and marks The characters and marks can be enlarged to the following scales. Double ...

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Memory Tables Numerals Which can be Displayed The power of expression of the screen can be increased by giving various attrib- utes such as the enlarged or reverse display to the numerals of the numeral memory table. The numeral attributes ...

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Bar Graphs 4-5 Bar Graphs The contents of the numeral memory tables of the NT20S can be displayed as bar graphs as well as numeral data. This section describes the bar graphs which can be displayed. In order to change ...

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Bar Graphs S Orientation and incremental direction The orientation and incremental direction of the bar graph can be selected from those mentioned below. ↑ (up): ↓ (down):The bar graph increments downward in the vertical orientation. ← (left): The bar graph ...

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Bar Graphs [To display a value below 0 %: Sign display “Yes”] The bar graph is displayed in the range of --100 % to 100 %. The middle of the bar graph indicates 0 %. [Not to display a value ...

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Bar Graphs (3) When the absolute value of the % value is above 1000 % 132 When the frame is not displayed: % display 1-dot-wide space 999 % ↔ 100 % Sign display “Yes”: A value below --100 ...

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Lamps 4-6 Lamps The NT20S has the “lamp” function used to simply display the PC bit status. This section describes the lamps which can be displayed. The lamp display status (lit (flashing) or unlit) can be changed by instructions from ...

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Lamps S Lit and flashing Select whether the lamp is lit (reverse display) or flashing (reverse flashing) when the lamp is turned ON by the PC. S Guide display message Lamps can be displayed with the guide display messages. The ...

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Lamps When a lamp is overlapped with a memory table display The guide display message for a lamp is a fixed character-string. If you want to change the lamp guide display in accordance with some condition, overlap the dis- play ...

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Touch Switches 4-7 Touch Switches The NT20S has a function whereby input operations can be performed by using touch panels displayed on the screen. NT20S screens can be switched, or bit in- formation sent to the Host, by pressing (lightly ...

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Touch Switches 4-7-1 Functions of Touch Switches Touch switches are created using rectangular elements measuring 19 dots hori- zontally by 19 dots vertically. A touch switch can comprise more than one touch switch element touch switches (12 ...

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Touch Switches If “none” is selected, only the touch switch’s guide display message (or nothing, if there is none) are displayed until a “light” or “flash” designation is sent from the PC/Host or the touch switch is pressed. S Inverse ...

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Numeral Setting 4-7-3 System Key Functions The NT20S allows the allocation of “system key” functions to touch switches. The system key functions can then be used during operation by pressing the touch switches to which they have been allocated. For ...

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Numeral Setting 4-8 Numeral Setting The NT20S has a “numeral setting” function to enable numerical values to be input from the screen. This function inputs numerical values to numeral memory tables in response to touch switch operations, displays these numerical ...

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Numeral Setting Restrictions on Numerical Value Input and Attribute Setting Numerical values digits (7 if there is a minus sign) can be input in either decimal or hexadecimal format. S Decimal input When the display attribute ...

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Numeral Setting 4-8-2 Types of Numeral Setting There are two types of numeral setting: the numeric key type, and the thumbwheel type. The basic function of these two types is the same, but the screen displays and in- put methods ...

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Numeral Setting 4-8-3 Creating Numeric Keys In order to input numerical values using the numeral setting function, apart from the display area for the numeral setting, the numeric keys must also be created. Setting Screen Attributes The type of numeric ...

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Numeral Setting Reference: Even when the numeral setting attribute is set to “user”, the same numeric keys as displayed with the “system” attribute can be displayed. If “User” is selected for “Keypad” during data creation on the numeral setting screen, ...

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Numeral Setting 4-8-4 Using Numeric Keys To input numerical data by using numeric keys, first select the numeral setting area into which the value input, then input the numerical value by pressing the appropriate numeric keys. Selecting ...

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Numeral Setting Inputting Numerical Values Input numerical values using the following numeric keys (touch switches): numer- als ( F), decimal point (.), sign (+,--), clear (CLR), and return ( S Changing the sign When there is ...

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Numeral Setting 4-8-5 Using The Thumbwheel Type of Numeral Setting (Ver.5 Direct Connection Only) When using the thumbwheel type of numeral setting, numerical values are input by directly touching the incrementing/decrementing (+/--) keys. This type of input can only be ...

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Numeral Setting This is because if an attempt is made to change the leftmost digit from from upper/lower limit value check is always performed. In order to avoid this, either set the ...

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Numeral Setting S Shape (end plates) Set which of the two shapes shown below will be used. One has “end plates” at right and left sides and the other does not. S Restrictions on display attributes The following restrictions apply ...

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150 ...

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This Section describes in concrete terms how to use the Host link/NT link/C200H direct communication with the NT20S-ST121-EV3/ST122-V1. 5-1 Overview of Direct Connection Operations 5-1-1 Equipment and Settings Used in This Section 5-1-2 Allocatable Bits and Words 5-1-3 NT20S Status ...

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... However, reading from them is possible. 152 : NT20S-ST121-EV3 PC : CQM1 Support tool : NT-series Support Tool Ver. 2.j PT type : NT20S Memory capacity : 96 KB Direct setting : Ver.5 Direct Macn Type : OMRON CVM1/CV Series PCs Allocated Word Area Name Character Numeral String Data Memory f f Internal/Special f ...

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Overview of Direct Connection Operations Reference: One allocation word of the memory table can use continuous areas words in the case of numeral memory table or 16 words in the case of character string memory table. ...

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Overview of Direct Connection Operations Controlling the NT20S Status by Using Allocated Bits and Words ..... PT Status Control Area (PC to PT) The PT status control area (PC to PT) is provided to control the NT20S status from the ...

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Overview of Direct Connection Operations The PT status control area (PC to PT) can be allocated to the following PC areas. Symbol DM CH TIM CNT Since the special auxiliary relays of the CV series PCs are ...

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Overview of Direct Connection Operations Notifying the NT20S Status by Using Allocated Bits and Words ..... PT Status Notify Area (PT to PC) The PT status notify area (PT to PC) is provided to notify the NT20S status changes to ...

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Overview of Direct Connection Operations The PT status control area (PC to PT) can be allocated to the following PC areas. Symbol DM CH TIM CNT Since the special auxiliary relays of the CVM1/CV series PCs are ...

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Overview of Direct Connection Operations S Available allocation words The PT status control area (PC to PT) can be allocated to the following PC areas. Symbol DM CH TIM CNT Since the special auxiliary relays of the ...

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Overview of Direct Connection Operations S Continuous screens and overlapping screens Continuous or overlapping screens can be displayed by designating the parent screen child screen is designated, only the child screen is displayed. For the continuous and overlapping ...

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Overview of Direct Connection Operations 5-1-5 Notifying the Display Screen to the PC (To Display the Number of Currently Displayed Screen) The following describes the processing to display the number of currently dis- played screen of the NT20S. This processing ...

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Overview of Direct Connection Operations S Available allocation words The PT status notify area (PT to PC) can be allocated to the following PC areas. Symbol DM CH TIM CNT Since the special auxiliary relays of the ...

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Overview of Direct Connection Operations Example of Reading the Number of Currently Display Screen This example gives a PC program that reads the screen number each time the screen is switched. In this example, the number of the previous screen ...

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Memory Tables and Bar Graphs 5-2 Memory Tables and Bar Graphs Displaying and Referencing Character String Memory Table Contents Since the character-string memory tables can be allocated to the words in the PC, the PC can write data to the ...

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Memory Tables and Bar Graphs This specification method is a little complex, but it allows the display to be changed more easily according to the circumstances. In the example above were add the contents of memory ...

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Memory Tables and Bar Graphs Displaying and Referencing Numeral Memory Table Contents Since the numeral memory tables can be allocated to the words in the PC, the PC can write data to the numeral memory tables or the initial values ...

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Memory Tables and Bar Graphs This specification method is a little complex, but it allows the display to be changed more easily according to the circumstances. In the example above, if one were added to the contents of memory table ...

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Memory Tables and Bar Graphs 5-2-1 Displaying the Contents of Allocated Words of Memory Tables The relationship between the contents of the allocated words of numeral and char- acter string memory tables and the display is described below. S Contents ...

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Memory Tables and Bar Graphs [Numeral memory table display examples] S When the data are numeral data ( Start Start + 1 S When the data contain characters ( Start Start + 1 If the hexadecimal ...

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Memory Tables and Bar Graphs 5-2-2 Changing Displayed Numerals or Character Strings (Changing the Contents of Allocated Words ... Direct Specifica- tion) The following explains the actual procedure for changing the contents of allocated words referenced by direct specification in ...

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Memory Tables and Bar Graphs Application Example of the Numeral Memory Tables Allocated to the PC Words This example gives the procedure to directly display the contents of the words allo- cated as the numeral memory tables in the PC ...

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Memory Tables and Bar Graphs (3) When bit 00001 turns ON, the contents of DM0002 are incremented by 1. The 5-2-3 Changing Displayed Numerical Values or Character Strings (Changing the Contents of Allocated Words ... Indirect Specifica- tion) The following ...

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Memory Tables and Bar Graphs Procedure 1. Set the PC area for allocation of the numeral memory table to be referenced in 2. When using the support tool to create screen data, register on the screen the 3. Use the ...

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Memory Tables and Bar Graphs Example Use of Indirect Specification This example shows a case where the displayed character string is changed by incrementing the contents of the allocated word of the numeral memory table ref- erenced in indirect specification. ...

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Memory Tables and Bar Graphs 5-2-4 Copying the Memory Table The following describes the procedure to change displayed numerals or character strings by copying the contents of the memory table. Numerals and character strings can be changed also by changing ...

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Memory Tables and Bar Graphs Since the special auxiliary relays of the CVM1/CV series PCs are allocated to the system, they cannot be used for purposes other than the system use. The range of respective area varies with the type ...

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Memory Tables and Bar Graphs Application Example of Copying of a Character-String Memory Table This example gives a PC program to switch the character string display on the screen by using the memory table copy operation as the allocated bit ...

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Memory Tables and Bar Graphs 5-2-5 Upgrading Bar Graphs (Changing the Contents of Allocated Words) The following describes the procedure to upgrade the bar graph display on the NT20S by changing the contents of the allocated words. To change the ...

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Lamps, Touch Switches, Numeral Setting 5-3 Lamps, Touch Switches, Numeral Setting 5-3-1 Allocation Bits and Display of Lamps Lamps are controlled by allocating them to the PC bits. Set the area and bit num- ber. S Available allocation bits The ...

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Lamps, Touch Switches, Numeral Setting 5-3-2 Turning ON (lit) and OFF (unlit) the Lamps (Changing the Contents of Allocated Bits) The following describes the procedure to change the lamp display status on the NT20S by changing the contents of the ...

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Lamps, Touch Switches, Numeral Setting Application Example to Make the Lamp Light or Flash This example gives a procedure to control the bits to move a robot arm and turning the lamps ON and OFF. S Support tool settings Allocate ...

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Lamps, Touch Switches, Numeral Setting 5-3-3 Allocated Bits, and Display, of Touch Switches Method for PC Notification and NT20S Control Two types of bit can be allocated to touch switches: notify bits - which serve to notify statuses to the ...

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Lamps, Touch Switches, Numeral Setting S Notes on the Notification Operation The touch switch notification operations are as follows: Type of Notification Momentary Alternate Set Reset When using touch switch input notification, note the following points the case ...

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Lamps, Touch Switches, Numeral Setting 5-3-4 Lit (Flashing) and Unlit Touch Switch Statuses (Changing the Status of Allocated Bits) This section describes how to change the statuses of allocated bits and thereby the statuses of the touch switches displayed by ...

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Lamps, Touch Switches, Numeral Setting Depending on the set operation type, the status of the allocated bit for touch switch status notification will be controlled in one of the following ways (unless Ver.4 direct connection is used, in which case ...