Display	Illuminated LCD Display
Pump	Diaphragm pump, flow rate adjustable and monitored
Sensitivity	1 ppm
Measurement ranges	1ppm - 2.2 vol.% 0 - 100 LEL 0 - 100 Vol.% CH4 0 - 100 Vol.% CO2(optional) 0 - 100 Vol.% O2 (optional) 0 - 500ppm CO (optional) 0 - 100ppm H2S (optional)
Sensors	Semiconductor sensor Infrared for CH4 Infrared for CO2 (optional) Electrochemical sensors (optional)
Gas Types	Flammable gases, natural gas, biogas, carbon dioxide, carbon monoxide, oxygen, hydrogen sulphide
Protection class	IP 54
Ex protection	EX d ib IIB T3 Gb, category II 2G suitable for Ex zone 1
Energy Supply	Battery 3x 1.5 V mono or battery 3x 1.2 V mono
Operating time	14 hours
Dimensions	215 x 100 x 60 mm
Weight	1.7 kg

G01.870 - GM 3100 with SC and IR for CH4
G01.872 - GM 3100 with SC and IR für CH4, Elektrochemical sensors for CO, H2S, O2
G01.874 - GM 3100 with SC andd IR for CH4, Elektrochemical sensors for CO, O2
G01.875 - GM 3100 mit HL und IR for CH4, Elektrochemische sensor for CO
G01.876 - GM 3100 mit HL und IR for CH4, Elektrochemical sensors for H2S, O2
G01.878 - GM 3100 with SC and IR for CH4, Elektrochemical sensor for O2
G01.879 - GM 3100 with SC and IR for CH4/C3H8, Elektrochemical sensor for O2
G01.880 - GM 3100 with SC and IR for CH4 and CO2
G01.881 - GM 3100 with SC and IR for CH4 and CO2, Elektrochemical sensor for CO
G01.882 - GM 3100 with SC and IR for CH4 and CO2, Elektrochemical sensors for CO, H2S, O2
G01.884 - GM 3100 with SC and IR for CH4 and CO2, Elektrochemical sensors for CO, O2
G01.886 - GM 3100 with SC and IR for CH4 and CO2, Elektrochemical sensors for H2S O2
G01.887 - GM 3100 with SC and IR for CH4 and CO2, Elektrochemical sensor for H2S, O2 (Biogas)
G01.888 - GM 3100 with SC and IR for CH4 and CO2, Elektrochemical sensors for O2
G01.889 - GM 3100 with SC and IR for CH4 and CO2, Elektrochemical sensors for CO H2S O2 (Biogas)