Azbil PTG71, User Manual

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Azbil Corporation
Operational Manual for HART Communication (For Model PTG72)
Model PTG71 / 72 - Smart Pressure Transmitter 7-1
Chapter 7 : Operational Manual for HART
Communication (For Model PTG72)
Instructions for connecting HART® Communicator to this transmitter.
Basic instructions for Key-pad operation.
7-1 : Connecting Communicator
You connect the communicator directly to signal terminals on the transmitter's
terminal block or at any location in the 4 to 20mA loop. (Polarity of the
communicator connection does not matter)
+
SUPPLY CHK
ZERO
+ +
250 W *
Receiving
instrument
7
A B C
8
HART Communicator
9
G H
I
4
J K L
5
M N
O
6
P Q
R
1
S T U
2
V W
X
3
Y Z /
0
# %
&
.
< >
_
*
: +
D E F
O
I
HAR
T
FIELD COMMUNICATIONS PROTOCOL
F4
F3
F1
F2
Power supply
+
*: A load resistance greater than 250 Ω is required for communicator.
Figure 7-1 HART Communicator connection