Type 304 Stainless Steel

4.75" x 2.75" x 1.65" (121 mm x 70 mm x 42 mm)

20.4 oz (578 g)

Combustible Gases/Methane – Catalytic Diffusion
Oxygen and Toxic Gases – Electrochemical

Combustible Gases – 50 ppm to 100% LEL (over-range protected)
Methane – 0 to 5% of volume in 0.1% increments (over-range protected)
Oxygen – 0 to 30% of volume in 0.1% increments
Ammonia – 0 to 100 ppm in 1 ppm increments
Carbon Monoxide, Hydrogen Sulfide, Nitric Oxide – 0 to 999 ppm in 1 ppm increments
Chlorine, Chlorine Dioxide, Hydrogen Chloride, Hydrogen Cyanide, Nitrogen Dioxide, Sulfur Dioxide – 0.2 to 99.9 ppm in 0.1 ppm increments

Rechargeable Ni-Cad Battery Pack (9 hours typical) Replaceable Cell Lithium Battery Pack (18 hours typical) Replaceable 9-volt Alkaline Battery Pack (11 hours typical)

-4^oF to 122^oF (-20^oC to 50^oC)

0 to 99% RH (non-condensing)

UL and CSA – Class I, Groups A, B, C, D
MSHA – Intrinsically safe for Methane/Air mixtures only (LTX311)