4-wire optical smoke detector with relay output
Advanced photoelectric smoke sensing technology
Durable sensor head; excellent smoke access
Ar (auto reset) function for security systems
(optional for 4 wire models)
N/C (normal/close)-N/O (normal/open) selectable relay output
Easy installation and maintenance
Modern design (white)
Available options
Sensor base: standard and shottky diode
Remote led
Comply with en54 and ce

Technical Parameter：
Operating voltage: 9 ~ 28V(apolar output).
Operating current: ≤50mA.
Detecting area: 20 square meter.
Sensitivity:  II grade.
Alarm type: network alarm output.
Alarm output: NC/NO(contact DC28V 100mA).
Installation: wall mounting.
Working temperature: -10℃ ~ 60℃.
Freq. :3~5 sec
Working humidity: ≤95% RH.