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3-6
Installation and Wiring
System Assembly
Publication 1769-UM009B-EN-P - May 2002
The module can be attached to an adjacent controller, power supply,
or I/O module. For mounting instructions, see "Panel Mounting" on
page 3-8, or "DIN Rail Mounting" on page 3-10. To work with a
system that is already mounted, see "Replacing a Single Module within
a System" on page 3-10.
The following procedure shows you how to assemble the Compact
I/O system.
A
C
1. Disconnect power.
2. Check that the bus lever of the module (A) is in the unlocked
(fully right) position.
3. Use the upper and lower tongue-and-groove slots (B) to secure
the modules together.
4. Move the module back along the tongue-and-groove slots until
the bus connectors (C) line up with each other.
5. Use your fingers or a small screw driver to push the bus lever
back slightly to clear the positioning tab (D).
6. Move the module's bus lever fully to the left (E) until it clicks.
Ensure it is locked firmly in place.
When attaching I/O modules, it is very
ATTENTION
important that the bus connectors are securely
locked together to ensure proper electrical
!
connection.
7. Attach an end cap terminator (F) to the last module in the
system by using the tongue-and-groove slots as before.
D
B
B
F
E
G
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