V. wiring diagrams (cont’d) – Rockwell Automation 1492-CM1771-LA004 Analog & Digital I/O Conversion Module User Manual

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V. Wiring Diagrams (Cont’d)

There are several key application considerations and system specifications (bottom of drawing) when
using these components (conversion module, cable and input module). Read and understand these
considerations before installation.

WARNING

Conversion Module Installation and Application Considerations

This Bul. 1492 cable consists of a cable wired to one 1756-IF6I RTB. Recommended cable lengths of 0.5M or 1.0M (005=0.5M, 010=1.0M).

See table 2 for other lengths.

SHIELD GROUNDING: In some installations, the field wiring shield was grounded on the 1771 chassis. If this was the case, the installer must

remove these shield connections from the 1771 chassis and they can be connected to the grounding stud on the 1492-CM1771-LA004 module.
The pre-wired cable used between the 1492-CM1771-LA004 module and the 1756-IF6I [1492-CONACAB005K] provides a shield ground lug to
ground the shield at the 1756 ControlLogix chassis, this must be connected. Do NOT connect this ground lug to the conversion module grounding
stud.

The 1771-IL input configuration was software configured, as is the 1756-IF6I. Please ensure the correct configuration in the 1756-IF6I.

Refer to your 1771-IL and 1756-IF6I Installation and User Manuals for additional information concerning comparisons of module wiring, features

and configuration details.

[Reference Doc: 41171-030 (Version 00)]

1771-WF Swing Arm
From 1771-IL

Conversion Module

1492-CM1771-LA004

Cable

1492-CONACAB005K

1756-IF6I

Conversion: 1771-IL to 1756-IF6I (Current)

PN-114290
DIR 10000060101 (Version 01)
Publication 1492-IN048B-EN-E

18

17
16
15
14
13
12
11
10

9
8
7

SH

4
3
2

6

1

5

Orange/Red

White/Red

Green/White

Blue/White

Orange/Black

Red/White

Black/Red

Blue/Black

Black/White

Green/Black

Blue

Orange

Red/Black

White/Black

18

14
13
12
11

8

6
5

17
16
15

4
3
2
1

10
9

7

Channel6

Channel7
Channel7

Black

White

Red

Green

Channel5

Channel5
Channel6

Channel4
Channel4

Channel3

Channel3

Channel0

Channel2
Channel2

Channel1

Channel1

Channel0

5

3

6

4

11

9

12

10

19

17

16

15

20

18

1

2

7

8

RET-0

IN-0/I

IN-1/V

IN-4/I
RET-4
IN-5/I
RET-5

Transmitter

Power Supply

+

-

4-Wire Transmitter

+
-

RET-1

IN-1/I

IN-0/V

RET-3

IN-3/I

IN-2/V
IN-3/V

RET-2

IN-2/I

IN-4/V
IN-5/V

2-Wire
Transmitter

+

-

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