Sensitron
R449A Gas Detector - Dust Proof Enclosure Version S3921R449A
R-449A refrigerant Gas Detector 0-2000 ppm 4-20mA - Infrared sensor - SMART3G-C3 Sensitron Dust Proof Enclosure Version Zone 2 category 3 areas S3921R449A
R449A Gas Detector - Dust Proof Enclosure Version S3922R449A
R-449A refrigerant Gas Detector 0-2000 ppm 4-20mA - Infrared sensor - SMART3G-D3 Sensitron Dust Proof Enclosure Version with display Zone 2 category 3 areas S3922R449A
R449A Gas Detector - Explosion Proof Enclosure Version S3923R449A
R449A Gas Detector 0-2000 ppm 4-20mA - Infrared sensor - SMART3G-C2 Sensitron Explosion Proof Enclosure version Zone 1 category 2 areas S3923R449A
R449A Gas Detector - Explosion Proof Enclosure Version S3923R449A-LD
R449A Gas Detector 0-2000 ppm 4-20mA - Infrared sensor - SMART3G-C2-LD Sensitron Explosion Proof Enclosure with LED version Zone 1 category 2 areas S3923R449A-LD