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 voltage | DC9~35V |
Alarm temperature | N/A |
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 |