Type 304 Stainless Steel

4.75" x 3.2" x 1.68"
(121 mm x 81 mm x 43 mm)

18.5 oz (524.5 g)

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

Combustible Gases – 50 ppm to 100% LEL (1% increments)
Methane – 0 to 5% of volume in 0.1% increments
Oxygen – 0 to 30% of volume in 0.1% increments
Carbon Monoxide, Hydrogen, Hydrogen Sulfide, Nitric Oxide – 0 to 999 ppm in 1 ppm increments
Chlorine – 0.2 to 50 ppm in 0.1 ppm increments
Nitrogen Dioxide, Sulfur Dioxide – 0.2 to 99.9 in 0.1 ppm increments
Hydrogen Cyanide, Hydrogen Chloride – 0.2 to 30 ppm in 0.1 ppm increments
Ammonia – 0 to 200 ppm in 1 ppm increments
Chlorine Dioxide, Phosphine, Ozone – 0 to 1 ppm in 0.01 ppm increments

Rechargeable Li-ion Battery Pack
(19 hours typical, 10 hours with iSP parasitic pump)
Replaceable AA Alkaline Battery Pack (9 hours typical)

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

15 to 95% RH (non-condensing)

UL and CSA – Class I, Groups A, B, C, D
MSHA – Intrinsically safe for Methane/Air mixtures only
CENELEC (ATEX) and Australia – Ex ia d I/IIC T4