Objectives

• After studying this unit, you should be able to
• describe the function of a bimetal device.
• make general comparisons between different bimetal applications.
• describe the rod and tube.
• describe fluid-filled controls.
• describe partial liquid/partial vapor-filled controls.
• distinguish among the bellows, diaphragm, and Bourdon tube.
• explain how thermocouples function.
• explain the thermistor.

Next: Advance to the Learning Center Dashboard and complete the lessons.