Industry News
2021-01-18What are the smart smoke alarm solutions?
Smoke alarm, other names smoke alarm, smoke sensor, smoke sensor, etc. Powered by the bus, the bus can be connected to multiple, and fire alarm controller networking, communication to form an alarm system, the alarm scene no sound, the host has sound and light prompt, this kind of smoke alarm device is generally called smoke detector. Smoke detectors with or without address code.
2021-01-18Principle of microwave induction switch _ Wiring diagram of microwave induction switch
Microwave induction switch is a moving object detector based on the principle of Doppler effect. It detects whether the position of the object has moved in a non-contact way, and then generates the corresponding switching operation.
2021-01-18Comparison of advantages and disadvantages of microwave sensor lighting sensor and infrared sensor.
Sensor switch: determine whether the position of the object has changed by detecting the movement of the object or the sound and light emitted by the object, and then determine whether to start the sensor switch of the electrical equipment connected with it.
