The TC544B is a temperature controller from Selec. It features a 4-digit dual display (Red + Green) and supports thermocouple (J, K,
The TC544B is a temperature controller from Selec. It features a 4-digit dual display (Red + Green) and supports thermocouple (J, K, T, R, S) and RTD (PT100) sensor inputs. It offers ON-OFF and Auto-tune PID control, with dual set points and relay/SSR control outputs. The device operates on a 90-270V AC/DC power supply and includes heat-cool PID and dwell timer functions.