Chapter 1 General

Terms

 

 

 

Definition

Remarks

 

 

 

 

 

 

 

Current flows from the switch to the PLC input terminal if a input signal turns on.

 

Sink Input

 

 

 

 

 

 

 

 

 

 

 

 

Current flows from the PLC input terminal to the switch after a input signal turns

 

 

on.

 

Source

 

 

 

 

 

Input

 

 

 

 

 

 

 

 

 

 

 

 

Current flows from the load to the output terminal and the PLC output turn on.

 

 

 

 

 

 

Sink Output

 

 

Output

 

 

 

 

 

Contact

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Current flows from the output terminal to the load and the PLC output turn on.

 

Source

 

 

 

 

 

Output

 

 

 

 

 

 

 

 

 

 

 

Output Contact

 

 

 

 

 

 

 

 

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Image 16
LG Electronics 120S user manual Output Contact