A single control knob turns the instrument on and sets the detection filament voltage. Gas concentrations up to 100 percent of LEL are measured directly on the meter. Concentrations in the explosive range are indicated by full-scale deflection of the meter pointer.

Model 2A is listed by Underwriters' Laboratories (UL) for use in hazardous locations as defined by the National Electrical Code. UL approval is for Class I, Group D, Divisions 1 and 2; and Class I, Groups A, B and C, Division 2 (Division 1 excluded), hazardous atmospheres.

Combustible Atmosphere

Product Information

Detects and measures concentrations of combustible gases or vapors in the air. This instrument can be used in the immediate environment or, with sampling lines and probes, it can draw samples from remote areas and is housed in a cast aluminum case.

Additional Product Information

Technical Information

How to Order From MSA Middle East:

Frequently Ordered Part Numbers:

11354	SAMPLING LINE ASSY:5 FT. LENGTH
11912	SAMPLING LINE ASSY:15 FT. LENGTH
11913	SAMPLING LINE ASSY:25 FT. LENGTH
11955	SAMPLING LINE ASSY:10 FT. LENGTH
11958	SAMPLING LINE ASSY:50 FT. LENGTH
11961	PROBE TUBE ASSY,WATCHMAN,BRASS,HOLLOW,3'
43351	EXPLOSIMETER MODEL 3
486934	PROBE TUBE ASSY, PLASTIC
49840	EXPLOSIMETER, MODEL 4
73743	PROBE TUBE ASSY,WATCHMAN,PHENOLIC,3'
89220	COMBUST GAS INDICATOR,EXPLOSIMETER,MOD2A