Conventional point photoelectric smoke detector uses an optical sensing chamber to detect smoke density. Once the scattered light intensity reaches a preset threshold, the detector transmits a zone-level signal to control panel.
Available size
| Operating voltage | Standby current | Alarm current | Smoke sensitivity level | Ref. No. |
|---|---|---|---|---|
| 24 VDC | ≤ 0.07 mA | ≤ 55 mA | 3 | A5101 (UL) |
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