Supply Of Temperature Controller, Supply Voltage: 85-270 Vac/dc; Accuracy: For Tc J, K, T Inputs: 0.25% Of F.s. +/- 2 : For R & S Inputs: 0.5% Of F.s. +/- 2 20 Min Of Warm Up Time For Rtd Inputs: 0.1% Of F.s +/-1 Display: Single Display, 3 Digit, 7 Segment Led Dimensions L X W X H: 73 Mm X 96 Mm X 96 Mm..