... be RTD or thermocouple 2.PID output pt100 temperature sensor controller1. Product HighlightsThermocouple: T, R, J, B, S, K, E, ... temperature requirements: 0 to 50 C (32 to 122 F)Humidity requirement: < 85% RH.Relay Contact: 220VAC, 3A.Controller dimensions: 48 ... . The controller is in normal operation mode.XMT7100 pt100 temperature sensor controller