Allen-Bradley PowerFlex 40P - Page 29

Installation/Wiring 1-19
Figure 1.6 Sample Encoder Wiring
Figure 1.7 Encoder Wire Routing Options
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
SK-U1-DCVR4-EN
IP20/Open Type
SK-U1-DCVR4-EN
IP30/NEMA 1/UL Type 1