Siemens IT2C2221HS Description Description Siemens Detector EEx-d HYDROGEN SOLFOR. 4-20 mA 0 Related products SIEMENS 1FT5072-0AC01-1-Z SIEMENS 1FN3300-4SA00-0AA0 SIEMENS 1FK7063-5AF71-1FG2 SIEMENS 1FN1910-0AA20-1AA0 SIEMENS 1FK7011-5AK71-1TG3 SIEMENS 1FK6060-6AF71-1TA0