I/o module groups – Rockwell Automation 1771-IAN 120V Input Module Installation Instructions User Manual

Page 8

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AC (120V) Input Module

8

Publication 1771-IN032B-EN-P - July 2002

I/O Module Groups

Each module condenses 2 full module groups (32 inputs) into each
I/O chassis slot. For example:

Module group 1 = inputs 00 through 17

Module group 2 = inputs 00 through 17 (module group 2
represents the second set of inputs).

Terminals 1 through 20 represent module group 1, with terminals 9,
10, 19 and 20 ac low (L2). Terminals 21 through 40 represent
module group 2, with terminals 29, 30, 39 and 40 ac low (L2).

Connection Diagram for the 1771–IAN ac Input Module

Note: Terminals on the left are

even numbered(2 thru 40) , andterminals on the right

are oddnumbered(1 thru 39).

Input 01
Input 03
Input 05
Input 07

Input 11
Input 13
Input 15
Input 17

Input 00
Input 02
Input 04
Input 06

Input 10
Input 12
Input 14
Input 16

Input 03
Input 05
Input 07

Input 11
Input 13
Input 15
Input 17

Input 02
Input 04
Input 06

Input 10
Input 12
Input 14
Input 16

2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40

Input 00

Common 0 (L2)

Common 1 (L2)

Common 2 (L2)

common 3 (L2)

Common 0 (L2)

Common 1 (L2)

Common 2 (L2)

Common 3 (L2)

Input 01

(Actual wiring runs in this direction.)

ac Low

ac High

11854-I

Terminals 1 through 20 represent module group

1,with terminals 9, 10, 19 and20 ac low (L2).

Terminals 21 through 40 represent module group

2, with terminals 29, 30, 39 and40 ac low (L2).

Module group 1 = inputs 00 through 17

Module group 2 = inputs 00 through 17 (module

group 2 represents the secondset of inputs.)

If multiple power supplies are used, do not exceed the specified isolation voltage.

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