Description
This product, called a photoelectric smoke detector (hereinafter referred to as a detector), detects smoke using a pair of infrared diodes. The detection principle is that smoke granules can reflect infrared light. Infrared diodes are placed in a special chamber. The chamber can shield external light, but does not affect the incoming smoke.
As long as there is no smoke entering the chamber, the diode can receive more and more light and the detector can give out an alarm signal when the smoke reaches a certain density. In order to reduce interference and power consumption, the emitting circuits adopt pulse signal. The product, according to the network approach, is divided into 2-wire and 4-wire detectors.
- Strong adaptability to circumstances
- SMT design, high stability
- 9-35VDC wide voltage operating range
- Low standby current
- Non-polarized input power supply
- Double LED for 360 degree visual
- Flashing LED power indicator
- Remote LED indicator output (2 wires)
- Metal shield, anti-electromagnetic interference
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