Siemens C71458-A6443-A1 Description Description Siemens Manipulated variable setpoint output 3658C for process unit 3600 Related products SIEMENS 1FN1910-0AA20-1AA0 SIEMENS 1FK7022-5AK71-1AG0 SIEMENS 1FK7083-5AF71-1EB3 SIEMENS 1FK6042-6AF71-1TH0 SIEMENS 1FK6042-6AF71-1TB0 SIEMENS 1FT5072-0AC01-0-Z