Main feature

1.Human voice prompt

2.High reliable catalytic combustion method

3.Gas concentration displaying(PPM)

4.Power supply from AC 90V-240V or 9V rechargeable battery

5.Intelligent microprocessor control

6.Auto low battery warning

7.Alarm memory function

8.Auto detect sensor failure

Technical Specification

Model: SR-918-2DSY    R-918-2DVY

Note: SR-918-2DVY can be connected to the electromagnetic valve                                                                                                                                                                                                                          AV voltage: AC 90V-240V 50-60Hz
Battery voltage: 9V rechargeable battery (optional)
Drivable accessaries: electromagnetic valve（optional)
Working temperature: 0°C-50°C
Warm-up time: about 180S
Ambient humidity: 10%-95%
Sound level: 85dB / m
Alarm concentration display
Carbon monoxide gas: 100PPM~999MM (±50PPM)
Combustible gas: Combustible gas: 5LEL% ± 3 LEL
Alarm: vocal alert and siren alarm—SR-918-2DVY