Propane Gas Detector, n-propane Gas Detector 0-100% LFL 4-20mA - Infrared sensor - SMART3G-D3 Sensitron Dust Proof Enclosure Version with display Zone 2 category 3 areas S2601PR

Propane Gas Detector, n-propane Gas Detector 0-100% LFL 4-20mA - Infrared sensor - SMART3G-C3 Sensitron Dust Proof Enclosure Version Zone 2 category 3 areas S2653PR

Propane Gas Detector 0-100% LFL 4-20mA - Catalytic sensor - SMART3G-C2 Sensitron Explosion Proof Enclosure version Zone 1 category 2 areas S2097PR

Propane Gas Detector 0-100% LFL 4-20mA - Catalytic sensor - SMART3G-C2-LD Sensitron Explosion Proof Enclosure with LED version Zone 1 category 2 areas S2155PR-LD