Wiring And Connections - YASKAWA SGD7C-***AMAA*** Product Manual

Wiring and
Connections
This chapter provides information on wiring and connecting
SERVOPACKs to power supplies and peripheral devices.
3.1 Wiring Precautions . . . . . . . . . . . . . . . . . . . 3-3
3.1.1 General Precautions . . . . . . . . . . . . . . . . . . . . . . 3-3
3.1.2 Countermeasures against Noise . . . . . . . . . . . . . 3-6
3.1.3 Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
3.2 Basic Wiring Diagrams . . . . . . . . . . . . . . . 3-10
3.3 Flow of Wiring and Connections . . . . . . . . 3-12
3.4 Wiring Servomotors . . . . . . . . . . . . . . . . . . 3-13
3.4.1 Terminal Symbols and Terminal Names . . . . . . . 3-13
3.4.2 Pin Layout of Encoder Connectors
(CN2A and CN2B) . . . . . . . . . . . . . . . . . . . . . . . 3-13
3.4.3 Wiring the SERVOPACK to the Encoder . . . . . . 3-14
3.4.4 Wiring the SERVOPACK to the Holding Brake . . 3-24
3.5 Wiring the Power Supply to the SERVOPACK . . 3-26
3.5.1 Terminal Symbols and Terminal Names . . . . . . . 3-26
3.5.2 Wiring Procedure for Main Circuit Connector . . 3-27
3.5.3 Power ON Sequence . . . . . . . . . . . . . . . . . . . . . 3-28
3.5.4 Power Supply Wiring Diagrams . . . . . . . . . . . . . 3-29
3.5.5 Wiring Regenerative Resistors . . . . . . . . . . . . . 3-32
3.5.6 Wiring Reactors for Harmonic Suppression . . . . 3-33
3.6 Servo Section I/O Signal Connections . . . 3-34
3.6.1 I/O Signal Connector (CN1) Names
and Functions . . . . . . . . . . . . . . . . . . . . . . . . . . 3-34
3.6.2 I/O Signal Connector (CN1) Pin Layout . . . . . . . 3-36
3.6.3 I/O Signal Wiring Examples . . . . . . . . . . . . . . . . 3-37
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