
HART Communicator
October 2016
Reference Manual
00809-0100-4808, Rev DA
64
HART Communicator
Figure C-4. 475 HART Communicator Terminal Access Door
A. Access door
B. Communication terminals
C. HART communication terminal markings
Figure C-5. Bench Hook-up (4–20 mA Transmitters)
A. Current meter
B. R
L
250 ohms (necessary for HART communication only)
C. 24 Vdc power supply
See
“Safety messages” on page 60
for warning information.
Figure C-6. Field Hook-up (4–20 mA Transmitters)
A. Current meter
B. R
L
250 ohms (necessary for HART communication only)
C. Power supply
A
B
C
A
B
C