PLCs
What is Analog Input?
Definition
A PLC or drive input channel that accepts continuous voltage (0-10 V) or current (4-20 mA) signals from sensors. Analog inputs convert real-world measurements like temperature, pressure, and flow into digital values for control.
Related Terms
Analog Output
A PLC or drive output channel that generates a continuous voltage or current sig...
ADC (Analog-to-Digital Converter)
A circuit that converts continuous analog signals such as voltage or current int...
I/O Module
An input/output module that connects field sensors and actuators to a PLC or con...
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