Radix provides tc94, an on/off temperature controller. It has three user programmable inputs [from thermocouples, pt100, 420 ma, etc]. It has up to two relay outputs and one isolated analog output [current/voltage] for retransmission. Tc94 has a large number of user programmable parameters, including input type, on/off and time proportional control, hysteresis and proportional band, cycle time, etc. The plastic panel mount enclosure is 96 x 48 x 115 mm. The plug-in construction allows instantaneous field replacement without affecting the terminal wiring. Tc94 has an 85 265v ac smps, and is also available with 20 30v dc power supply. Specification:- versions- 96 x 96, 72 x 72, 48 x 96, 48 x 48 mm and pipe and wall mounting flameproof and weatherproof enclosures.