Wiring diagrams, Figure 5 - voltage and current inputs, Voltage inputs current inputs – Rockwell Automation 1756-OF8H ControlLogix HART Analog I/O Modules User Manual
Page 60
60
Rockwell Automation Publication 1756-UM533C-EN-P - February 2011
Chapter 4
1756-IF8H HART Analog Input Module
Wiring Diagrams
See the figures and tables that show how to wire the module for voltage and
current inputs. HART communication is active with current inputs only.
Figure 5 - Voltage and Current Inputs
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
+ V
- V
Voltage Input
44222
Channel
Usage
Pin #
0
IN0+
2
IN0-
4
1
IN1+
6
IN1-
8
2
IN2+
12
IN2-
14
3
IN3+
16
IN3-
18
4
IN4+
20
IN4-
22
5
IN5+
24
IN5-
26
6
IN6+
30
IN6-
32
7
IN7+
34
IN7-
36
Voltage Inputs
Current Inputs
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
XMTR
+
-
+
-
+
+
-
-
+ -
2-wire Current Input
2-wire
4-wire Current Input
4-wire
MTR
24V DC
Power
Supply
24V DC
Power
Supply
44223
Channel Usage
Pin #
0
iRTN0
1
IN0+
2
IN0-
4
1
iRTN1
5
IN1+
6
IN1-
8
2
iRTN2
11
IN2+
12
IN2-
14
3
iRTN3
15
IN3+
16
IN3-
18
4
iRTN4
19
IN4+
20
IN4-
22
5
iRTN5
23
IN5+
24
IN5-
26
6
iRTN6
29
IN6+
30
IN6-
32
7
iRTN7
33
IN7+
34
IN7-
36