R407A Gas Detector 0-2000 ppm 4-20mA - Infrared sensor SMART3G-D2 Sensitron Explosion Proof Enclosure Version with...
R407A Gas Detector 0-2000 ppm 4-20mA - Infrared sensor - SMART3G-C2-LD Sensitron Explosion Proof Enclosure with LED...
R407A Gas Detector 0-2000 ppm 4-20mA - Infrared sensor - SMART3G-C2 Sensitron Explosion Proof Enclosure version Zone 1...
R-407A refrigerant Gas Detector 0-2000 ppm 4-20mA - Infrared sensor - SMART3G-D3 Sensitron Dust Proof Enclosure...