hot selling portable gas detector

chinacoal08

Specifications

multi gas detector 

1 combustion sensor and 3 electrochemical sensors 

sound and light and vibration alarm 

Multi gas detector  is a compact portable gas detector with a large LCD. It can monitor CO, H2S, O2 and combustible gas simultaneously. The instrument features two instant alarms with audio/visual and vibratory indicators, rechargeable battery, and simple use. 

Main partameter:

Operating & Storage Environment Temperature: -20°C~55°C (-4F~122F)

Humidity: 5%-95% (Relative humidity non-condensing)

Pressure: 95~110kPa

Alarm Threshold (Two-stage) There may be regional variations, users can set up the value based on practical situation.

Detecting Range Combustible gas: 0~100%LEL (Low/High Alarm Point: 25% LEL/50%LEL)

O2: 0~30% VOL                       (Low/High Alarm Point: 18.5% VOL/23.5%VOL)

CO: 0~500 PPM                        (Low/High Alarm Point: 35 PPM/70 PPM)

H2S:0~100 PPM                        (Low/High Alarm Point: 10 PPM/20 PPM)

Other gas types: referring to the gas parameter list below

Four Transducers Combustible gas: catalytic combustion sensor

O2 / H2S / CO: electrochemical sensor

Alarm Type low & high alarm, multiple gas alarm, sensor alarm, battery low alarm, prompt tone, automatic shutdown alarm

Acoustic Alarm Variable-frequency pulse alarm which can reach volume of 95dB in a distance of 1 foot (0.3 meter)

Visual Alarm Two red LED omnibearing visible glitter alarm

Vibration Alarm Pulsant signals alert the gas alarm or any other alarm status

Display Alphanumeric large LCD screen displays the real time gas concentration and alarm stage

Backlight Automatically activated when working in poor lighting environment or the alarm sounding or the button is knobbed down.

Self-checking Function Self-checking after start up.

Calibration Function Automatic zero point calibration; Automatic measurement range calibration.

Power Supply Rechargeable lithium battery

Weight 211g

Dimensions 126mmx66mmx33mm