HikRobot VC3000Pro Series - Page 30

VC3000Pro Series Vision Controller User Manual
23
External Load
VCC
VCC
GND
DO
EXT G
8 7 6 5 4 3 2 1
Figure 4-20 NPN Output Connecting External Load
PLC
When the IO extended module's output connects with PLC (Programmable Logic Controller), the
wiring is as follows. If it is source type of PLC, the IO extended module should be set to output NPN
signal. If it is sink type of PLC, the IO extended module should be set to output PNP signal.
PLC
VCC
Signal Cable
Power Supply
Ground
Power Supply
DO
EXT G
8 7 6 5 4 3 2 1
Figure 4-21 Connect to PLC