A-17
Figure A-10.
Bench Hook-up
(4–20 mA Flowmeters).
Figure A-11.
Field Hook-up (4–20 mA Flowmeters).
COMMUNICATOR KEYS The keys of the HART Commuincator include action, function,
alphanumeric, and shift keys
*
%
Current Meter
24 V dc
Supply
R
L
250
V
Signal point may be grounded at any point
or left ungrounded.
CAUTION
Do not use inductive-based
transient protectors.
+
%
Power
Supply
Current
Meter
R
L
250
V
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