1.

Explain The Functions Of Plc-input And Output Modules:

Answer»

1. Input interface modules accept SIGNALS from the MACHINE or PROCESS devices (120Vac) and convert them into signals (5Vdc) that can be used by the controller.
2. OUTPUT interface modules convert controller signals (5Vdc) in to external signals (120Vdc) used to control machine or process.

1. Input interface modules accept signals from the machine or process devices (120Vac) and convert them into signals (5Vdc) that can be used by the controller.
2. Output interface modules convert controller signals (5Vdc) in to external signals (120Vdc) used to control machine or process.


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