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System assembly – Rockwell Automation 1769-IR6 Compact I/O 1769-IR6 RTD/Resistance Input Module User Manual

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Rockwell Automation Publication 1769-UM005B-EN-P - March 2012

Chapter 3 Installation and Wiring

System Assembly

The module can be attached to the controller or an adjacent I/O module before
or after mounting. For mounting instructions, see Panel Mounting Using the
Dimensional Template on page 34, or DIN Ra
il Mounting on page 35. To
work with a system that is already mounted, see Replacing a Single Module
within a System on page 35.

The following procedure shows you how to assemble the Compact I/O
system.

1.

Disconnect power.

2.

Check that the bus lever of the module to be installed is in the unlocked
(fully right) position.

3.

Use the upper and lower tongue-and-groove slots (1) to secure the
modules together (or to a controller).

4.

Move the module back along the tongue-and-groove slots until the bus
connectors (2) line up with each other.

5.

Push the bus lever back slightly to clear the positioning tab (3). Use your
fingers or a small screwdriver.

6.

To allow communication between the controller and module, move the
bus lever fully to the left (4) until it clicks. Ensure it is locked firmly in
place.

7.

Attach an end cap terminator (5) to the last module in the system by
using the tongue-and-groove slots as before.

6

5

4

3

1

1

2

ATTENTION:

When attaching I/O modules, it is

very important that the bus connectors are securely
locked together to ensure proper electrical
connection.