Omron SMARTSTEP 2 R88M-G Series User Manual page 162

4-2 Wiring
 R7D-BP01H/-BP02H/-BP04H
(Ground to
100 Ω or less.)
4
External regeneration resistor
24 VDC
24 VDC
User
control
device
*1. Recommended products are listed in 4-3 Wiring Conforming to EMC Directives.
*2. Recommended Relay: OMRON G7T Relay (24-VDC model)
*3. An External Regeneration Resistor can be connected.
Note 1. The dynamic brake operates when the main circuit power supply or the control circuit power
Note 2. When turning OFF the main circuit power supply, turn OFF the RUN Command Input (RUN)
4-17
R S T
Three-phase 200 to 240 VAC, 50/60 Hz: R7D-BP01H/-BP02H/-BP04H
NFB
1 2 3
Noise filter
(*1)
E NF
4 5 6
SMARTSTEP 2-Series
1MC
Servo Drive
CNA
Reactor
L1
L2
L3
P
(*3)
B1
CN1
1 +24VIN
2 RUN
1MC
CN1
9 /ALM
X
CN1
XB 11 BKIR
(*2)
13 0GND
X
CN1
Control cable
We recommend that you install two contactors to help prevent accidents that may occur due to
contact welding or other factors.
Connect this resistor if the regenerative energy exceeds regeneration absorption capacity in the
Servo Drive. (Refer to Servo Drive Regenerative Energy Absorption Capacity on page 4-37.)
supply is turned OFF.
signal at the same time.
Main-circuit
power supply
Main-circuit contactor (*1)
OFF ON
1MC X
X
XB
CNB
24 VDC Servomotor Power Cable
U
V
W
(Ground to
100 Ω or less.)
CN2
1MC
Surge killer (*1)
Servo error display
PL
OMNUC G-Series
Servomotor
Brake Cable
B
M
E
Encoder cable