Omron OMNUC W Series AC Servomotors Servo Drivers User Manual

About this manual

This manual provides safety warnings, handling instructions, and installation guidelines for the OMNUC W Series AC servomotors (model R88M‑W) and AC servo drivers (model R88D‑W). It covers precautions for high‑voltage equipment, proper grounding, and recommended practices for storage, transportation, and wiring.

The document also details the functional differences between incremental and absolute encoder versions, outlines the required power supply specifications, and includes troubleshooting advice for alarms and adjustments. All procedures must be performed by qualified personnel to ensure safe and reliable operation.

What's inside

• Notice
• General Warnings
• Storage and Transportation Precautions
• Installation and Wiring Precautions
• Operation and Adjustment Precautions
• Items to Check After Unpacking
• Visual Aids
• Product References

Specifications

Frequently asked questions

What must be done before handling the product to avoid electric shock?

Turn OFF the power and wait at least five minutes to allow the power to discharge before handling or working with the product.

Which models are included in the OMNUC W Series for AC servomotors?

The AC servomotor models are R88M‑W (incremental) and various absolute‑encoder versions such as R88M‑WOTO, R88M‑WOS‑0, etc.