General Details
 Main Features:

SR-812PC-4 4-Wire Network Photoelectric smoke alarm

Power supply non-polar input

Infrared photoelectric sensor

MCU processing, eliminate false alarm

Network relay output/LED indicating alarm

SMT manufacturer technology, high stability

Dustproof, mothproof, anti-light interference design

Stainless steel shield in chamber, anti-RFI(20V/m-1GHz)

Execute criterion: GB4715,EN54-7, UL539

Technical specification:

Model No.SR-812PC-4
Operating voltageDC9~35V
Alarm temperatureN/A
Static current13mA(NC);4mA(NO)
Alarm current9mA(NC);19mA(NO)
Alarm outputRelay output
InstallationCeiling mounted
Sensitivity2.06%ft±1.3%ft
Working environment-10℃~+50℃(≤95%RH No congelation)
Dimension100*46mm