AC 220V Optocoupler Isolation Module₦ 3,000
Output TTL level can be detected with the micro controller. The power supply can be 3-5V. It can also access PLC24V level. The PLC input terminal of the PLC COM power supplies 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 micro controller input.Qucik View