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3
EATON CORPORATION
www.eaton.com
Instruction Leaflet
IL01301052E
effective May 2012
Installation Instructions for Series NRX
Ethernet Communications Adapter
Module
Step 3e:
Remove the terminal block in location 19/20 by inserting a
small screwdriver in the recessed area in the top front of the terminal
block as shown, and gently pry down to release and remove the block
from the DIN rail.
Figure 4. Step 3
Step 4e:
Repeat the same procedure performed in Step 3 to remove
terminal blocks at locations 21/22, 23/24 and 25/26.
otee:
N
The extra DIN rail mounting screw located in the space where the four
terminal blocks were mounted may need to be removed to allow the unit’s pogo
pin ground to properly hit the metal DIN rail.
Figure 5.
Mounting Screw
Step 4
Step 5e:
Tilt the communications module backward to engage the lower
part of the DIN rail, and then snap it back into the DIN rail for complete
engagement.
Figure 6. Step 5
Step 6e:
Carefully slide the Terminal Block Alignment Bracket back
into position.
Before securing the bracket in place, inspect it from
the bottom to ensure that the teeth on the bracket separate
each individual terminal block. One installed terminal block only
should be visible between two teeth when the alignment bracket
is properly positioned.
Secure the Terminal Block Alignment bracket
using the four screws previously removed. Hand tighten the four
mounting screws.
Figure 7. Step 6
Step 7e:
A mounted communications module appears as shown, and
the installation procedure is complete. The module can now be wired
in keeping with the information presented in Section 3
Figure 8. Step 7