YASKAWA Sigma Mini SGMM Series - Using more than One Servo Drive

2.8Special Wiring
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2.8.3 Using More Than One Servo Drive
The following diagram shows an example of wiring more than one Servo Drive.
M
M
M
CN1-8
ALM
CN1-3
SG-COM
CN1-8
ALM
CN1-3
SG-COM
CN1-8
ALM
CN1-3
SG-COM
1RY
1MC
QF
1MC 1RY
1MC
SUP
0V
Power supply
Servopack
Servomotor
24 VDC
0V (24V)
Servopack
24 VDC
0V (24V)
Servomotor
Servopack
24 VDC
0V (24V)
Servomotor
Noise filter
Power
OFF
Power
ON
AC/DC
power
supply
+24 V
Connect the alarm output (ALM) terminals for the three Servopacks in series to enable alarm
detection relay 1RY to operate. This is because ALM is a logical complement output signal,
so the output transistor is turned OFF when the system enters an alarm state.
2
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