Combined Alarms
Gas + CO Alarm with Backup Battery
Gas and carbon monoxide combination alarm with built-in backup battery — continues operating after mains power failure. CO standard selectable between GB and EN50291.
Detail
Specifications
Features
- Detection: Combustible gas and carbon monoxide
- Built-in backup battery — continues to operate after mains power failure
Specifications
| Parameter | Value |
|---|---|
| Supply voltage | AC 220V / DC 9–16V |
| Standby power | <1W |
| Alarm power | <3W |
| Combustible gas alarm | LPG: 0.1%–0.5%; Natural gas: 0.1%–1%; Town gas: 0.1%–0.5% |
| CO alarm (GB standard) | ≥150 PPM immediate alarm |
| CO alarm (EN50291) | 50PPM/60–90min; 100PPM/10–40min; 300PPM/3min; 400PPM immediate |
| Response/recovery time | ≤30 s |
| Operating conditions | Temperature 0–60°C, Humidity ≤97% RH |
CO alarm standard selectable between Chinese GB and European EN50291. Default is GB standard.