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43
2-3-2 Wiring Servo Drivers
Provide proper wire diameters, ground systems, and noise resistance when wiring terminal blocks.
H
Wiring Terminal Blocks
24 VDC
Red
White
Blue
Green
Black
Black
To Motor
Power Cable
R88A-CAU001
R88A-CAU01B (with brake)
(The broken lines indicate signal
lines for the brake. There is no
polarity on these lines.)
Power supply input terminals
Main-circuit DC output terminals
Terminal
label
Name
Function
L1
Power supply
input
The commercial power supply input terminals for the main circuit and the
control circuitry.
L2
y
R88D-UP
jj
V: Single-phase 200/230 VAC (170 to 253 V) 50/60 Hz
R88D-UP
jj
W: Single-phase 100/115 VAC (85 to 127 V) 50/60 Hz
+
Main circuit DC
output
When there is a high level of regenerative energy in a multi-axis system, the
+ terminals can be connected together and the
terminals can be connected
–
output
+ terminals can be connected together and the – terminals can be connected
together to increase the ability to absorb regenerative energy
U
Motor connection
i
l
Red
These are the output terminals to the Servomotor. Be careful to wire
h
l
V
terminals
White
them correctly.
W
Blue
Frame ground
Green Ground to a class-3 ground (to 100
Ω
or less) or better.
Note Refer to 3-8 Regenerative Energy Absorption for the methods to calculate regenerative energy.
System Design and Installation
Chapter 2
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