Siemens IT2C1945CO Description Description Siemens 4-20 mA 0-300 ppm CO detector Related products SIEMENS 1FK7083-5AF71-1EB3 SIEMENS 1FK7044-7AF71-1EG0 SIEMENS 1FT5072-0AC01-0-Z SIEMENS 1FT5072-0AC01-1-Z SIEMENS 1FK7042-5AK71-1FB0 SIEMENS 1FK6060-6AF71-1TA0