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3. SIGNALS AND WIRING
(2) When cable length exceeds 10m
When the cable length exceeds 10m, fabricate an extension cable as shown below on the customer side. In
this case, the motor power supply cable pulled from the servo motor should be within 2m long.
Refer to section 12.11 for the wire used for the extension cable.
(Note 2)
a) Relay connector for
extension cable
(Note 2)
b) Relay connector for motor
brake cable
AWG20
AWG20
MR-BKS1CBL2M-A1-L
MR-BKS1CBL2M-A2-L
MR-BKS1CBL2M-A1-H
MR-BKS1CBL2M-A2-H
MR-BKS2CBL03M-A1-L
MR-BKS2CBL03M-A2-L
B1
B2
50m or less
Extension cable
(To be fabricated)
Trouble
(ALM) Emergency stop (EMG)
(Note 1)
2m or less
24VDC power
supply for
electromagnetic
brake
-
+
Servo motor
(Note 3)
Electromagnetic
brake (MBR)
Note 1. Connect a surge absorber as close to the servo motor as possible.
2. Use of the following connectors is recommended when ingress protection (IP65) is necessary.
Relay Connector
Description
Protective
Structure
a) Relay connector for
extension cable
CM10-CR2P-
(DDK)
Wire size: S, M, L
IP65
b) Relay connector for
motor brake cable
CM10-SP2S-
(DDK)
Wire size: S, M, L
IP65
3. There is no polarity in electromagnetic brake terminals (B1 and B2).
4. When using a servo motor with electromagnetic brake, assign the electromagnetic brake interlock (MBR) to external
output signal in the parameters No. PA04, PD13 to PD16, and PD18.
Содержание MELSERVO MR-J3 A Series
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