Connect a 4-wire field instrument – Rockwell Automation 1734sc-IE4CH E+H Instruments via HART to PlantPAx User Manual User Manual
Page 17

Rockwell Automation Publication PROCES-UM002A-EN-P - July 2014
17
Installation
Chapter 1
Connect a 4-Wire Field
Instrument
HART communication is active only with current inputs. Connect a 4-wire field
instrument to any channel of the HART input module in a 4-wire configuration
for current input.
HART devices that support 4-wire connections include the following.
Figure 8 - 4-Wire Connection to 1756-IF8H Input Module
Device
See appendix
Promass 83 flowmeter
Promag 53 flowmeter
on
Proline t-mass 65 flowmeter
Prosonic S transmitter
RTN
IN4+
IN4-
IN5+
IN5-
RTN
IN6+
IN6-
IN7+
IN7-
IN0+
IN0-
IN1+
IN1-
IN2+
IN2-
IN3+
IN3-
I RTN-0
NC
I RTN-1
NC
I RTN-2
NC
I RTN-3
NC
RTN
I RTN-4
NC
I RTN-5
NC
RTN
I RTN-6
NC
I RTN-7
NC
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
+
-
+
+
-
-
4-wire Current Input
4-wire
MTR
24V DC
Power
Supply
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