... transmitter is used for HVAC, environment, industrial manufacturing, Intelligent Buildin MR1....Temperature & Humidity SensorSummarize MR1...relative humidity and ... . Based on the ideal of designing an intelligent sensor, we integrate humidity & temperature sensor, signal adjustment, digit changeover, serial digital ... .21T/31T/5T is 180mm, except MR1.51W. Intelligent Temperature & Humidity Sensor