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 voltage | DC9~35V |
Alarm temperature | 57℃ |
Static current | 13mA(NC);4mA(NO) |
Alarm current | 9mA(NC);19mA(NO) |
Alarm output | Relay output |
Installation | Ceiling mounted |
Sensitivity | 2.06%ft±1.3%ft |
Working environment | -10℃~+50℃(≤95%RH No congelation) |
Dimension | 100*46mm |