Technical data Explosion-proof marks: Exdib Ⅱ BT5 Gb • protection level: IP54 • rated working voltage: D.C.24V • rated working current: no more than 80mA • cable outer diameter Product features • the shell is made of aluminum alloy with high-pressure electrostatic spraying on the surface. • the detector adopts new scattering technology and imported optoelectronic devices, which has high reliability, stability and consistency; • when the smoke concentration at the scene exceeds the set threshold, the detector sends an alarm signal to the controller; • the detector has been equipped with safety grid, which is processed by special process, and its working performance is stable and reliable; • steel pipe or cable can be wired.