iiiAbout this Manual Intended AudienceThis manual is intended for the following users.• Those selecting Σ-III Series Servodrives or peripheral devices for Σ-III Series servodrives.• Those wanting to know about the ratings and characteristics of Σ-III Series servodrives.• Those designing Σ-III Series servodrive systems.• Those installing or wiring Σ-III Series servodrives.• Those performing trial operation or adjustments of Σ-III Series servodrives.• Those maintaining or inspecting Σ-III Series servodrives. Description of Technical TermsThe terms in this manual are defined as follows:• Servomotor = Σ-III Series SGMAS, SGMPS, SGMSS, SGMCS (direct drive) servomotor.• SERVOPACK = Σ-III Series SGDS amplifier.• Servodrive = A set including a servomotor and servo amplifier.• Servo System = A servo control system that includes the combination of a servodrive with a hostcomputer and peripheral devices. Indication of Reverse SignalsIn this manual, the names of reverse signals (ones that are valid when low) are written with a forward slash (/)before the signal name, as shown in the following example:• S-ON = /S-ON• P-CON = /P-CON Outline of the ContentsChapter Description1 Outline Describes the outline of Σ-III series servodrive.2 Selections Describes the models of a servodrive and peripheral devices.3 SERVOPACK Specifications andDimensional DrawingsDescribes the specifications and dimensional drawings of Σ-III seriesSERVOPACK.4 Specifications and Dimensional Drawingsof Cables and Peripheral DevicesDescribes the specifications and dimensional drawings of cables andperipheral devices.5 Wiring Describes wiring after purchase.6 SynqNet™ Communications Describes the wiring and communication method of the SynqNet com-munications.7 Operation Describes the operation of the SERVOPACK.8 Adjustments Describes the adjustment functions contain autotuning.9 Inspection, Maintenance, andTroubleshootingDescribes maintenance and inspection contain troubleshooting if analarm occurs.10 Appendix Describes the list of parameters and alarm codes.