Computer · Industrial Automation
In industrial automation and PLC programming, which method is most commonly used to define control logic conditions?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Writing conditional expressions only in high-level assembly language
- 2Manually adjusting mechanical relays continuously during operation
- 3Ladder logic using normally open (NO) and normally closed (NC) contacts✓
- 4Using AI-based control algorithms for basic interlocking
Correct answer
Ladder logic using normally open (NO) and normally closed (NC) contacts
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