Physics · Industrial Automation
In Relay Ladder Logic (RLL), what does a normally open (NO) contact represent?
- 1The contact that is open in its default state and closes when activated✓
- 2The contact that is closed in its default state and opens when activated
- 3The switch that never changes state
- 4The contact that is always closed
Correct answer
The contact that is open in its default state and closes when activated
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