Rockwell Automation 20-COMM-H RS485 HVAC Adapter FRN 2.xxx - Manual (Page 19)

Installing the Adapter 2-5
20-COMM-H RS-485 HVAC Adapter User Manual
Publication 20COMM-UM009D-EN-P
Figure 2.4 Mounting and Grounding the Adapter
X1
X2
Drive
Adapter
Internal Interface Cable
folded behind the adapter
and in front of the drive.
PowerFlex 70 - All Frame Sizes
(Adapter mounts in drive.)
Verify metal ground tab is bent 90°
and is under the adapter before
tightening screw. After tightening
the screw, verify continuity exists
between the head of the screw
and drive ground.
Ground Tab Detail
PowerFlex 700 Frames 0 and 1
PowerFlex 700S Frames 0 and 1
(Adapter mounts on door.)
0.9 N
•
m
(8.0 lb
•
in)
4 Places
PowerFlex 700 Frames 2 and Larger
PowerFlex 700S Frames 2 through 6
(Adapter mounts in drive.)
0.9 N
•
m
(8.0 lb
•
in)
4 Places
Verify metal ground tab is bent 90° and
is under the adapter before tightening
screw. After tightening the screw, verify
continuity exists between the head of
the screw and drive ground.
0.9 N
•
m
(8.0 lb
•
in)
4 Places
PowerFlex 700H Frames 9 and Larger
PowerFlex 700S Frames 9 and Larger
(Adapter mounts behind HIM panel.)
Ground Tab Detail