What is the purpose of the HART protocol?
A. To transmit digital data over analog communication lines
B. To control analog devices with digital signals
C. To communicate between different HART devices
D. To transmit audio signals over communication lines
Answer:A
What is the purpose of the HART protocol?
A. To transmit digital data over analog communication lines B. To control analog devices with digital signals C. To communicate between different HART devices D. To transmit audio signals over communication lines
Explanation: The HART protocol is used to transmit digital data over analog communication lines, allowing communication between smart field devices and control systems.