Emerson Control Techniques Epsilon Eb Series Reference Manual page 130

Sinking
Outputs (typ)
Figure 86: Pulse/Pulse Mode, Single Ended Output to Single Ended Input (non-twisted
pair cable)
Master Encoder
or Drive Output
Figure 87: Master/Slave Encoder Connections
Note
Encoder outputs meet RS-422 driver specifications and can drive up to 10 RS-422 signal
receivers. Each differential pulse input is an RS-422 line receivers. The default encoder
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+5
CW Pulse
Logic
Power
CCW Pulse
CW Pulse
CCW Pulse
Common isolated
from other sources
Note: R1, R2, and R3 must be mounted within 6" of the end drive.
A 120 ohm resistor is recommended for high frequency
(over 250 kHz) stepping or cable lengths longer
than 25 feet.
Installation
111