What Precaution Should Be Observed When Wiring an Emergency Stop

question 4

Multiple Choice

What precaution should be observed when wiring an emergency stop pushbutton to a PLC?

• A) It should be wired normally closed and programmed normally open.
• B) It should be wired normally open and programmed normally closed.
• C) Emergency stop pushbuttons should be hard-wired and, therefore, should not be wired to an input module.
• D) It should be wired normally closed and programmed normally closed.

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Definitions:

Abnormality

Refers to patterns of behavior, thought, or emotions considered atypical or deviating from the norm, often indicating a psychological condition or disorder.

Hard Worker

An individual who is industrious and diligent in their tasks or responsibilities.

Sociocultural Theorist

An expert in a field that studies how society and culture influence human behavior and development.

Behavior-Focused

An approach that emphasizes modifying observable and measurable behaviors as a method to address psychological issues.