R454B Gas Detector, Opteon™ XL41 gas detector 0-100% LFL 4-20mA - Infrared sensor - SMART3G-C2 Sensitron Explosion...
R454B Gas Detector, Opteon™ XL41 Gas Detector 0-100% LFL 4-20mA - Infrared sensor - SMART3G-D3 Sensitron Dust Proof...
R454B Gas Detector, Opteon™ XL41 Gas Detector 0-100% LFL 4-20mA - Infrared sensor - SMART3G-C3 Sensitron Dust Proof...
R454A Gas Detector 0-20% LFL 12-24 Vdc - Infrared sensor - SMART3-H-FM LITE for non classified area S4680R454A ...