H7CX-A4D DC12-24Q Omron, H7CX-A4D DC12-24Q Datasheet - Page 39

• Manufacturer Part Number: H7CX-A4D DC12-24Q
• Description: COUNTER DGTL 4DIGIT 12V SRW TERM
• Manufacturer: Omron
• Series: H7CXr
• Type: Digital Panel Meterr

Specifications of H7CX-A4D DC12-24Q

• Count Rate: 30Hz or 5kHz Selectable
• Number Of Digits/alpha: 4
• Input Type: Voltage, Switch Closure, Transistor Switch
• Output Type: Switch Closure
• Voltage - Supply: 12 V ~ 24 V
• Display Type: LCD Programmable Color
• Equipment Type: Digital Panel Meter
• Input: 4.5 V to 30 V
• Termination Style: Screw
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: H7CX-A4D DC12-24; H7CXA4DDC1224; Z2739

Connections
Terminal Arrangement
* The hold function is the same whichever terminal is connected. Terminals are not
Transistor Output
H7CX-R11-N
H7CX-R11D1-N
H7CX-R11W-N
H7CX-R11WD1-N
• The transistor output of the H7CX is isolated from the internal
• The diode connected to the collector of the output transistor is used
connected internally, and so do not use them for cross-over wiring.
circuitry by a photocoupler, so the transistor output can be used as
both NPN and PNP output.
to absorb inverted voltage that is generated when an inductive load
is connected to the H7CX.
NPN Output
Power for load
+
Counter
Sensor
( )
( )
Sensor
( )
( )
Load
Power for load
External
power supply
External
power supply
Count
Hold
Hold
Hold
Count 1
Count 2
12 VDC
+
12 VDC
0 V
0 V
*
*
*
PNP Output
3
4
Inductive
load
2
3
Load
( )
4
5
2
1
( )
5
6 7
1
Power for load
11
Internal circuit
( )
6 7
11
( )
10
8
10
9
8
9
Internal circuit
+
Internal circuit
OUT2
OUT
OUT1
Block Diagram
Input Circuits
Count and Hold Inputs
No-voltage Inputs
(NPN Inputs)
IN
Input circuits
(Basic insulation)
1 k
Output circuit
+14V
Internal
circuit
(Basic insulation)
control circuit
Internal
Voltage Inputs
(PNP Inputs)
IN
(Basic insulation)
Power supply
Approx. 4.7 k
circuit
Display circuit
H7CX-R@-N
Key switch
circuit
Internal
circuit
39