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Carbon Dioxide Gas Detector, CO2 Gas Detector 0-5000 PPM 4-20mA - Infrared sensor - SMART3G-C2-LD Sensitron Explosion Proof Enclosure with LED version Zone 1 category 2 areas S3898CO2-LD

Carbon Dioxide Gas Detector, CO2 Gas Detector 0-5000 ppm 4-20mA - Infrared sensor - SMART3G-C2 Sensitron Explosion Proof Enclosure version Zone 1 category 2 areas S3893CO2