Isolated 3 Way 220V AC Detector

Description:

1 way 220V AC optocoupler detection module

Function:

• Can be used to detect the presence of 220V AC
• The output TTL level can be detected by a single chip microcomputer.
• The power supply can be 3-5V
• It can also be connected to the PLC24V level.
• When the PLC input terminal is connected, the COM terminal of the PLC is connected to the power supply 24V input terminal is connected to the signal output OUT of this board, and the GND on the optocoupler board is connected to the negative electrode of the power
• The green 2P 5.0 terminal is connected to 220V voltage, and the 3P terminal is connected to the input of the single-chip microcomputer.
• Board size 73mm X15mm