Instrumentation and Control Systems - Book - ScienceDirect.com
| Variable | Sensor Type | Output Signal | |----------|-------------|----------------| | Pressure | Strain gauge, piezoelectric | 4-20 mA, 0-10 V | | Temperature | RTD, Thermocouple, Thermistor | Resistance or mV | | Flow | Orifice plate, magnetic flowmeter | Frequency or analog | | Level | Ultrasonic, capacitive | 4-20 mA | Instrumentacion Y Control Industrial Bolton 11.pdf
Accurate measurement is the prerequisite for control. The text typically categorizes sensors by the physical property they measure: Instrumentation and Control Systems - Book - ScienceDirect