Ammonia Gas Detector - Explosion Proof Enclosure Version S2155AM-LD
(NH3) Ammonia Gas Detector, Azane Gas Detector, Hydrogen nitride Gas Detector 0-100% LFL 4-20mA - Catalytic sensor - SMART3G-C2-LD Sensitron Explosion Proof Enclosure with LED version Zone 1 category 2 areas S2155AM-LD