PGA Championship 2017: Jason Day's no-good, very wild adventure at the 18th hole. 1  Matt Every shoots 61, leads Henrik Stenson by one shot at Wyndham Championship. 2  Heavily-favored U.S. staying humble, focused ahead of Solheim Cup.
The temperature transmitter converts the signal into a current 4-20mA and sends it back to a controller. The controller can then manipulate some outputs based upon the temperature input. The temperature indicator is a readout of the temperature and it can be in a number of places in the system. An output of the controller, connected to the transmitter or as a part of the transmitter. Hope this helps... Source(s): godzyx Â· 9 years ago.
A: A temperature controller is an instrument used to control temperature. It does this by comparing the process temperature (process variable) with the desired value (set value). The difference between these values is known as the error (Deviation).he thermometer. 4. The controller. The role of the temperature controller is to measure the temperature on the thermometer, compare it to the set point and to calculate the amount of time the heater should remain switched on to maintain a constant temperature.