... , IP66 Product Overview: PG 610- H2 gas detector is portable. it monitors the leakage of hydrogen. PG610- H2 gas ... detector is widely used in municipal emergency rescue, oil chemical industry, metallurgy, coking, ... excellent sensitivity and good repeatability. PG610- H2 gas detector is portable, nonskid, waterproof, dustproof and explosion-proof.Main features: l ...