Infrared Linear Reflex Beam Smoke Detector
โพสต์เมื่อ : 27 ก.ย 2562 เวลา 6:43 น.
Infrared Linear ReflexBeam Smoke Detector
Item No.: AW-BK901
Description
A beam smoke detector is a device that consists of transmitter/receiver unit and a reflector. It transmits beam of light in order to detect smoke across large areas, wherein smoke is naturally a sign of fire