The Series 4C 1/4 DIN Temperature Controller offers easy-to-use programming menus designed for quick installation. Control functions include ON/OFF, PID, auto-tuning or manual tuning. The Series 4C is available with relay, voltage or current output with two additional alarm outputs. The alarm outputs can be configured from 12 different preprogrammed settings. The Series 4C accepts a variety of thermocouple and RTD inputs. Process value and setpoint value are simultaneously displayed with the process value in red and setpoint in green.