Stair lamp/street lamp automatic control light switch module kit welding practical training electronic DIY manufacturing pieces
Kit Features:
PCB external dimensions, about 75mm long* 30mm wide
Function description: The module can be used as light detection, brightness detection, through the potentiometer to adjust the detection of brightness threshold, with relay, can do a variety of brightness detection switch, can control a variety of street lights, automation equipment, etc. When it is dark at night (press the switch), it will automatically open, and when it is light in the daytime.
Advantage Introduction:
With delay function, delay 3 to 5 seconds, when the brightness in the critical state, the relay will not frequency action and reset;
Working mode optional: relay start can be selected
When the switch is pressed down, the relay starts when there is no light
When the switch springs up, the light always starts the relay;
Sensitivity can be adjusted by potentiometer adjustment, clockwise adjustment, increased sensitivity.
The product adopts high quality relay, which can withstand 1500W load and meet the requirements of most people;
The product has power indicator red light and relay suction indicator green light.
Problem Debugging:
Press the switch (check the dark at night, start the device, daylight light, do not start): on the night or dark, the relay does not pull does not start, please rotate the potentiometer counterclockwise to the appropriate value of pill start; When the day is bright or there is light, the relay continues to pull and start. Please adjust the potentiometer clockwise to the appropriate value. The relay does not start.
Switch up (check the light in the morning, start the device, dark at night, do not start): when the day is bright or light, the relay does not pull does not start, please rotate the potentiometer clockwise to the appropriate value of pull start; In the evening or dark, the relay continues to pull and start, please rotate the potentiometer counterclockwise to the appropriate value of the relay release does not start.
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