Knowledge base Automation Systems Programmable Logic Controllers (PLC /C Series)

How Can We Use PLC Transistor Output To Distinguish Sink Type or Source Type?

Modified on Sun, 11 May, 2025 at 10:10 PM



Getting Plus common or Minus common depends on the connected equipment.
Sink Type has Minus COM, Current flows from Load to Unit when turned on. When the Source Type is reversed, COM is plus and Current flows from Unit to Load when turned on.

 




 


 

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