YASKAWA SGD7S

This chapter provides information on wiring and connecting
SERVOPACKs to power supplies and peripheral devices.
4.1 Wiring and Connecting SERVOPACKs . . . . 4-3
4.1.1 General Precautions . . . . . . . . . . . . . . . . . . . . . . 4-3
4.1.2 Countermeasures against Noise . . . . . . . . . . . . . 4-5
4.1.3 Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
4.2 Basic Wiring Diagrams . . . . . . . . . . . . . . . . 4-9
4.3 Wiring the Power Supply to the SERVOPACK . . 4-11
4.3.1 Terminal Symbols and Terminal Names . . . . . . . 4-11
4.3.2 Wiring Procedure for Main Circuit Connector . . 4-14
4.3.3 Power ON Sequence . . . . . . . . . . . . . . . . . . . . . 4-15
4.3.4 Power Supply Wiring Diagrams . . . . . . . . . . . . . 4-16
4.3.5 Wiring Regenerative Resistors . . . . . . . . . . . . . 4-22
4.3.6 Wiring Reactors for Harmonic Suppression . . . . 4-24
4.4 Wiring Servomotors . . . . . . . . . . . . . . . . . . 4-25
4.4.1 Terminal Symbols and Terminal Names . . . . . . . 4-25
4.4.2 Pin Arrangement of Encoder Connector
(CN2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-25
4.4.3 Wiring the SERVOPACK to the Encoder . . . . . . 4-26
4.4.4 Wiring the SERVOPACK to the Holding Brake . . 4-32
4.5 I/O Signal Connections . . . . . . . . . . . . . . . 4-33
4.5.1 I/O Signal Connector (CN1) Names and
Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-33
4.5.2 I/O Signal Connector (CN1) Pin Arrangement . . 4-36
4.5.3 I/O Signal Wiring Examples . . . . . . . . . . . . . . . . 4-37
4.5.4 I/O Circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-43
Wiring and
Connecting
SERVOPACKs
4