เซนเซอร์น้ำฝน ความชื้น Rain / Water Detection Sensor Module พร้อมสายไฟ

Rain Sensor

Digital output จะให้ค่าเป็น High เมื่อ น้ำบนตัวเซนเซอร์ 

• Voltage: 5V
• Power indicator light, the output signal LED indicating lamp.
• TTL level output, TTL output signal for low level drive capacity of around 100MA, can directly drive the relay, a buzzer, a small fan, etc..
• Sensitivity adjustment via potentiometer
• No rain when the LED light output is high, the output level, go up, LED bright.
• The board and the control board is separate, convenient wire.
• A large area of the board, more conducive to detect the rain.
• The board is equipped with a positioning hole to facilitate installation
• Control panel board size: 3*1.6 MM
• A large area of raindrop detection board 5.4*4.0 MM
• Connect cable: 200MM