As shown in figures "A", "B", "C" and "D" of the illustration pertaining to various diagrams specific to a PLC controlled temperature control system u...

Question

As shown in figures "A", "B", "C" and "D" of the illustration pertaining to various diagrams specific to a PLC controlled temperature control system using a bimetallic thermostat, which statement is true?

Accepted Answer

The bimetallic thermostat is a normally closed switch which opens on a temperature rise and closes on a temperature fall.

Engine 2014: Electricity

As shown in figures "A", "B", "C" and "D" of the illustration pertaining to various diagrams specific to a PLC controlled temperature control system using a bimetallic thermostat, which statement is true?

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