Answer the following statement(s) true (T) or false (F)
1. Compared to thermocouples, RTDs are less repeatable and less stable.
2. The pressure switch is used to transfer information concerning pressure to an electrical circuit.
3. With the use of programmable controllers in industry, the measurement of pressure has become much less important.
4. In application, the pressure switch contact may be substituted for the limit switch contact.
5. In some cases position information must be reliable to .001 inch or less.
1. False
2. True
3. False
4. True
5. True
You might also like to view...
?When the bottom of a radiator core feels considerably colder to the touch than its top, it is probably plugged. A. True B. False
What will be an ideal response?
The heaters located near the refrigerator door to keep the cabinet from sweating are called the ____ heaters.
A. defrost cycle B. mullion or panel C. condensate D. re-cycle
How should you determine the heat anticipator setting on a room thermostat?
What will be an ideal response?
What is the purpose of low ambient controls for air cooled condensers?
A) To maintain a maximum head pressure, even at lower than normal operating conditions B) To control the ambient temperature C) To maintain a minimum head pressure, even at lower than normal operating conditions D) To increase the fan speed to compensate for low barometric pressure