Hardwired 4 wire smoke and heat combination detector

General Details

SR-812DC-4 4-Wire Network Photoelectric smoke & heat alarm

1.Power supply non-polar input

2.Infrared photoelectric sensor

3.MCU processing adopted, eliminate false alarm

4.Network output

5.SMT manufacturer technology, high stability

6.Dustproof, mothproof, anti-light interferences design

7.Stain steeless shield, anti-RFI(20V/m-1GHz)

Technical specification:

Model No.SR-812DC-4
Operating voltageDC9~35V
Alarm temperature57℃
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)
 Dimension 100*46mm