HART (highway addressable remote transducer) is the global standard for sending and receiving digital information across analog wires between smart field devices and control or monitoring systems, like PLC and DCS systems.

What is HART communication used for?

HART technology is a request-reply protocol, which means that a smart field device only speaks when spoken to by a host. The HART Protocol can be used for communicating information to/from smart field instruments and central control or monitoring systems.

What is HART explain its working?

HART (“Highway Addressable Remote Transducer”) is a communication protocol designed for industrial process measurement and control applications. It’s called a hybrid protocol because it combines analog and digital communication.