Temperature Controller Digital TC / RTD Sensor Type Input Voltage 18 to 36VDC 24VAC Length (In.) 1.95 Width (In.) 1.95 Depth (In.) 4.17 3 Amps Control Mode PID or On/Off Control Period Programmable Dual LCD Digital Display w/ Backlighting DIN Type 1/16 Hysteresis Programmable Proportional Band 0.0 to 999.9 Percent Setting Accuracy Input Dependent Output (1) 3A Relay Power Consumption 4W Switch Function Form A Temp Range Based on Input Standards UL CE