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Optocoupler Isolation Module, Photoelectric Board 3 Channel Easy Connection 220V AC Detection With LED For DIY

<ul><li>Power Supply: The output TTL level can be detected by single chip microcomputer. Power supply can be 3-5V can also be connected to PLC24V level.</li><li>Easy Connecting: When connecting to the PLC input terminal, the COM terminal of the PLC is connected to the 24V input of the power supply, connected to the signal output OUT of this board, and the GND on the optocoupler board is connected to the negative pole of the power supply.</li></ul>

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Specification: Item Type: Optocoupler Isolation Module Material: PCB Function: Can be used to detect the of 220V AC. Function: Detect whether there is 220V AC power, stable output high and low level NPN output. When there is 220V input, the LED is on, the optocoupler is turned on and the output is low. When there is no 220V input, the LED does not light up, and the optocoupler does not work. The output is pulled high by the resistor. Package List: 1 x Optocoupler Isolation Module

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