Rockwell Automation 1769-L23E-QB1B_QBFC1B_QBFC1B CompactLogix Packaged Controller Installation Instructions - Manual (Page 24)

24 CompactLogix Controller
Rockwell Automation Publication 1769-IN082C-EN-P - February 2013
HSC Differential Encoder Wiring
(1) Refer to your encoder manual for proper cable type. The type of cable used should be twisted pair, individually shielded cable with a maximum
length of 300 m (1000 ft.).
A
A
B
B
Z
Z
A1(+)
A1(–)
B1(+)
B1(–)
Z1(+)
Z1(–)
GND
VS
+VDC
COM
Cable
(1)
Power
Supply
Allen-Bradley
845H Series
Differential
Encoder
Shield/housing
Connect only if housing is electronically isolated
from the motor and ground.
Shield
Inputs
Earth