Instrumentation Interview question : What is the difference between Transducer and Transmitter?


Transducer - Transducer converts one form of energy into another form.
For example : Converts mechanical energy into electrical energy.
Thermocouple. Converts temperature into electrical form.

Transmitter : Transmitter converts a non standard signal into a standard signal.
Example : Electronic pressure transmitter. Standard signals - 4-20ma 3-5psi


txmtr- transports the converted signal of a transducer to a desired destination without any loss.usually a analog signal.