1 Channel 220V AC Optocoupler Module / 220V optocoupler isolation / detection 220V voltage available / can be accessed by PLC

Product Description

1 Channel 220V AC Optocoupler Module / 220V optocoupler isolation / detection 220V voltage available / can be accessed by PLC

Circuit 220V AC optocoupler detection module

Role: can be used to detect the existence of 220V AC

Output TTL level can be detected with the microcontroller. The power supply can be 3-5V

Can also access PLC24V level

Then the PLC input terminal of the PLC COM power supply 24V input termination of the board signal output OUT, optocoupler board GND power negative

Blue 2P 5.0 terminal connected to 220V voltage

3P terminal connected to the microcontroller input.