R407F Gas Detector 0-2000 ppm 4-20mA - Infrared sensor - SMART3G-C2 Sensitron Explosion Proof Enclosure version Zone 1...
R407F Gas Detector 0-2000 ppm 4-20mA - Infrared sensor SMART3G-D2 Sensitron Explosion Proof Enclosure Version with...
R-407F refrigerant Gas Detector 0-2000 ppm 4-20mA - Infrared sensor - SMART3G-D3 Sensitron Dust Proof Enclosure...
R-407F refrigerant Gas Detector 0-2000 ppm 4-20mA - Infrared sensor - SMART3G-C3 Sensitron Dust Proof Enclosure...