Interface & Converters, Modules, Sensors
Isolated 1 Way 220V AC Detector
R 77.00
1 Way 220V AC Optocoupler Module
Availability: 11 in stock
Description
1 way 220V AC optocoupler detection module 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
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
Safety warning: In practical use, after the module is powered on, do not touch any devices in the white wire frame on the board.. Because it is high voltage. Pay attention to the safety of electricity.
Wiring
When the 220V voltage is normal, the output is low level; when the 220V power is off, the output is high level.
Notice
After the module is powered on, do not touch any part of the white wire frame on the board, because it is high voltage. Pay attention to electrical safety.
| Weight | 0.084 kg |
|---|
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