3 servopack connection diagrams – Yaskawa Sigma Mini User Manual

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5.2 Error Diagnosis and Troubleshooting

— 5-15 —

5.2.3 Servopack Connection Diagrams

This section provides Servopack internal connection diagram and instrument connection ex-
amples.
Refer to these diagrams during inspection and maintenance.

Internal Connection Diagram (for Speed/Torque Control)

+5V

−5V

PG5V

CN2

CN5

CN4

A/D

CPU

CN1

MOSFET

GND

CN3

I/O

PWM

24 VDC±10%

Gate Drive Circuit

Current Detection

PG Signal

Processing

Digital Current

Amplifier

PG Signal

Divider

EEPROM

Control

Power

Supply

Servomotor

Encoder

For I/O Signals

For Digital
Operator

For PG Signals

For References

Current

Detector

Speed/Torque