A transducer is:
A) a device used to sense a process variable and produce a signal that is sent to a control valve
B) a subsystem of a supervisory control system
C) a device used to sense a process variable and produce a signal that is sent to a controller.
D) a device used to transmit one form of energy into another; typically pneumatic to electrical or electrical to pneumatic.
Correct Answer:
Verified
Q10: Draw a flow control loop.
Q11: The primary elements used to detect temperature
Q12: The primary elements used to detect direct
Q13: The primary elements used to detect pressure
Q14: A controller is:
A) a device used to
Q16: A transmitter is:
A) a device used to
Q17: Weir and flume flow and level measuring
Q18: Level measurements can be listed as continuous
Q19: A circle with a line drawn horizontally
Q20: The symbol "PA" indicate:
A) process alarm
B) pressure
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