For the Temperature Control Program Shown,rung No

question 55

Multiple Choice

For the temperature control program shown,rung No.1 contains the logic that:

• A)detects when the temperature drops below the low set point.
• B)allows the thermocouple temperature to be monitored by the LED display board.
• C)detects when the temperature rises above the high set point.
• D)switches the heater on and off.

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Definitions:

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