Appendix C
Specifications and Ratings
73
Wiring Examples of I/O Devices
Internal
circuit
Internal
circuit
Internal
circuit
Internal
circuit
Internal
circuit
OUT
COM
RESET
TRIG
IN1
IN2
PLC output unit
(C200H-OD211,
C500-OD412, etc.)
NPN transistor output
open-collector type
(3-line sensor, etc.)
Contact type
(pushbutton
switch, etc.)
Power
supply
Output
+
V
+
V
24 VDC
+
OV
OV(COM)
2.2 k
Ω
2.2 k
Ω
2.2 k
Ω
2.2 k
Ω
ID Controller input circuitry
Internal
circuit
Internal
circuit
Internal
circuit
Internal
circuit
Internal
circuit
Internal
circuit
COM
IN
RUN
CMPL
OUT2
OUT1
PLC input unit
(C200H-ID212,
C500-ID218, etc.)
Relay
Power supply
+
24
VDC
ID Controller output circuitry
IN
Sensor
internal
circuit
Note Use the bi-directional Input Unit on the PC.