PLCs
What is Addressing?
Definition
The method of assigning unique identifiers to I/O points, memory locations, or network nodes in a PLC or control system. Correct addressing ensures reliable data exchange between controllers and field devices.
Related Terms
PLC (Programmable Logic Controller)
A ruggedized digital computer used to automate industrial processes by reading i...
I/O Module
An input/output module that connects field sensors and actuators to a PLC or con...
Modbus
A widely used serial communication protocol for connecting industrial electronic...
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