Omron H7EC - Page 134

C-140
Up/Down Counting Meter
K3NC
Example of Connection to Programmable Controller
24 VDC
2. 1
3. 2
4. 4
5. 8
10
0
COM
240 Ω
240 Ω
240 Ω
240 Ω
+5 V
+24 V
0 V
COM
(0 V)
DC power supply
30. RESET
31. POLARITY
26. REQUEST
25. COMMON
24. RUN
1. COMMON
IN
IN
IN
IN
IN
IN
OUT
OUT
K3NC
Transistor Output Unit
DC power supply
Internal circuit
Internal circuit Internal circuit
23. DATA VALID
(Polarity: +, −)
PC (SYSMAC)
DC Input Unit