Answer / jitendra patil

The transmitters with digital communicaion output are
called as Smart Tx, & HART is one of the Digital
communication protocol.

Answer / p

SMART transmitters are available with diagnostics option.
HART is a protocol used & there are HART transmitters without diagnostic features.

Answer / shani

There is big difference of HART and SMART
HART is Technical term.
SMART is Marketing term.

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