in reply to: FX614D4BELL202 posted by Andrew B on 09 September 2009 at 15:04:36.
Not sure about the exact HART conformance of the FX614. I expect it would work, but, in particular, look at transmit and receive signal levels, and carrier control times.
Smar 3012 has been around a while. Maxim DS8500 is newer. Both claim conformance with HART specs, rather than just Bell202.