Allen-Bradley PowerFlex 525 User manual

Publication 520-IN009C-EN-P - July 2014
Installation Instructions
PowerFlex 525 Incremental Encoder Input
Catalog Number: 25-ENC-1
1
L1 L2 L3
O
I
2
DC+ DC–
0V
0V
Control Module
Back Cover
Incremental
Encoder Input
Wait three minutes
after shutdown for
capacitors to discharge
to safe voltage levels.
Voltage DIP switch
3
4
Mount the Incremental Encoder onto the
Control Module Back Cover
Lock the Incremental Encoder onto the
Control Module Back Cover
Mounting catch
Locking tab
Note: Incremental Encoder Input is for PowerFlex 525 only.
You can install both the communication adapter and optional
Incremental Encoder Input on the same Control Module Back Cover.

PowerFlex 525 Incremental Encoder Input
Publication 520-IN009C-EN-P - July 2014
Supersedes Publication 520-IN009B-EN-P - September 2013 Copyright © 2014 Rockwell Automation, Inc. All rights reserved.
Allen-Bradley, Rockwell Software, Rockwell Automation, PowerFlex, and TechConnect are trademarks of Rockwell Automation, Inc.
Trademarks not belonging to Rockwell Automation are property of their respective companies.
U.S. Allen-Bradley Drives Technical Support - Tel: [phone], Fax: [phone], E-mail: [email protected]ell.com
Online: www.ab.com/support/abdrives
+VCmB-BA-A 12V 5V

5
6
No. Signal Description
A Encoder A Single channel, pulse train or
quadrature A input.
A- Encoder A (NOT)
B Encoder B Quadrature B input.
B- Encoder B (NOT)
Cm Power Return Internal power source 250 mA
(isolated).
+V 5...12V Power(1)
(1) If Encoder requires 24V power, it must be supplied by an
external power source.
Output DIP switch selects 12 or 5 volt
power supplied at terminals
“+V” and “Cm” for the encoder.
I/O Connection Example I/O Connection Example
Encoder Power
– Internal Drive
Power
Internal (drive)
12V DC, 250mA
Encoder Power
– External
Power Source
Encoder Signal
–Single-Ended,
Dual Channel
Encoder Signal
– Differential,
Dual Channel
Common
+12V DC
(250 mA)
A
A-
B
B-
Cm
+V
to SHLD
+
Common
External
Power
Supply
to
SHLD
A NOT
A
B
B NOT
to SHLD
to Power Supply
Common
A
A-
B
B-
Cm
+V
to SHLD
A NOT
B
A
B NOT
A
A-
B
B-
Cm
+V
Wiring the Incremental Encoder
Attach the Control Module Back Cover How to Remove the Control Module Back Cover if Required
Maximum Wire Size Minimum Wire Size Torque
2.08 mm2(14 AWG) 0.08 mm2(28 AWG) 0.18...0.22 Nm (1.56...1.9 lb-in)
Incremental Encoder Input with optional
25-COMM-D DeviceNet adapter shown
Incremental Encoder Input
label (pre-attached)
Space for optional
communication adapter label