Bosch GMS120 Digital Multi-Scanner

Main Parameter

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 the practical situation.

Detecting Range

CO: 0~999 PPM

H2S:0~100 PPM

O2: 0~30%vol

Combustible Explosive Gas (Ex / LEL / CH4): 0~100%LEL

Sensor

O2 /H2S / CO: plug-in electrochemical sensor

Combustible gas (LEL): plug-in catalytic combustion 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 meters)

Visual Alarm

Two red LBD omnibearing visible glitter alarm

Vibration Alarm

Pulsant signals alert the gas alarm or any other alarm status

Display

Alphanumeric large LCD displays the real time gas concentrat

ion 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

126mm*66mm*33mm