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Best price Hardwired 4 wire smoke and heat combination detector with relay output SR-812DC-4
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Description
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 |
