Which of the following HART commands is used to calibrate a smart field instrument?
A. PV Calibration
B. Universal Command 5
C. Loop Current Calibration
D. None of the above
Answer:B
Which of the following HART commands is used to calibrate a smart field instrument?
A. PV Calibration B. Universal Command 5 C. Loop Current Calibration D. None of the above
Explanation: Universal Command 5 (UC5) is a HART command used to initiate calibration procedures on a HART-enabled field instrument. It can be used to calibrate various parameters, such as zero and span.