
1. Features:
1. Using patented gas sensor, no passivation phenomenon, lower power consumption, longer life;
2. Unique design, capable of sensing coal gas, natural gas, and liquefied petroleum gas;
3. Single chip microcomputer intelligent control, self-detection, prevent false alarms, eliminate false alarms, stable and reliable;
4. It can be used alone or connected to the solenoid valve/manipulator control system, with sound and light alarms and automatic reset;
5. Flexible installation;
6. No alarm within 2~3 minutes after power on;
Two, technical indicators
1. Inductive gas: coal gas, natural gas, liquefied petroleum gas
2. Alarm concentration: coal gas: 0.1~0.5%; natural gas: 0.1~0.3%; liquefied petroleum gas: 0.1~0.2%
3. Power supply: 12VDC
4. Working environment: temperature: -10~50℃; relative temperature ≤97%
5. Working current: 100mA
6. Alarm volume: ≥85db
7. Response time: ≤20 seconds with gas concentration and prolonged