Hart communicator's function

Hart communicator’s mostly used functions in calibration of a device

LSV= lower set value:

The minimum range value of device, it can measure

USV=upper set value:

The maximum value of device , it can measure

LRV=lower range value:

The minimum value to which device has to read it as 0%

USV=upper range value

The maximum value to which device has to read it as100%

Sensor zero trim:

To zero the sensor value (means which output is generating sensor to zero it)

D/A trim=digital to analog trim:

To zero the out put of transmitter,to generate the 0% out put at that state of the device