The Safest Way to Wire a Stop Button to a PLC

question 41

True/False

The safest way to wire a stop button to a PLC system is to use a normally open contact examined for an off condition.

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Definitions:

Food Allergies

Immune system reactions that occur soon after eating a certain food, causing symptoms ranging from digestive problems to hives or swollen airways.

Impaired Functions

A reduction in the normal functioning of a body part or system.

Gastric Tube

A medical device inserted through the nose or mouth, extending into the stomach to deliver food, medication, or to remove stomach contents.

Hysterectomy

A surgical procedure for the removal of the uterus, sometimes including the cervix, ovaries, and fallopian tubes.