Standalone & network& interconnected optional
Smoke Detector
Smoke detector SR-820 series
SR-820PHS Photoelectric Smoke alarm (independent)
SR-820PHM-AC Wired interconnected Photoelectric smoke alarm
SR-820PHW-AC(AC Power& Back up battery) Wireless interconnected smoke alarm
SR-820PHWR-AC(AC Power& Back up battery) Wireless network & interconnected Smoke alarm(wireless network with alarm system and wireless interconnection with group detectors)
SR-820PHR Wireless Photoelectric Smoke alarm
Main Features:
Wired or wireless interconnection function
Wireless network function
Auto-check malfunction
Infrared photoelectric sensor
MCU processing, eliminate false alarm
Photoelectric sensing technology
Dustproof, mothproof, anti-light interference design
Hush function
Lower battery indication
Execute criterion: EN14606; UL217
| Model No. | SR-820PHS | SR-820PHM-AC | SR-820PHW-AC | SR-820PHWR-AC | SR-820PHR |
| Operating voltage | 9V battery | AC110/220V(9V backup battery) | AC110/220V(9V backup battery) | 9V battery | |
| Interconnection | N/A | Up to 40 pc smoke detectors | Install within the radius of 200 m | N/A | |
| Hush function | YES | YES | YES | YES | YES |
| Code form | N/A | N/A | 2262 | 2262/1527 | 2262/1527 |
| Sending frequency | N/A | N/A | 433MHz | 433MHz/315MHz | 433MHz/315MHz |
| Radio distance | N/A | N/A | 200 m(open area) | 200 m(open area) | 200 m(open area) |
| Sensitivity | 2.06%ft±1.3%ft | 2.06%ft±1.3%ft | |||
| Sound level | 85dB/3m | 85dB/3m | |||
| Installation | Wall or Ceiling mounted | Wall or Ceiling mounted | |||
| Working environment | -10℃～+50℃(≤95%RH No congelation) | -10℃～+50℃(≤95%RH No congelation) | |||
| Dimension | ф128*38mm | ф128*38mm | |||
SR-504 Heat detector
2 wire; Dual LED indication
SR-502 Heat detector
2 wire & 4 wire optional;
SR-503 Heat detector
2 wire & 4 wire optional;