OVERVIEW

Official designation: Omron R88D-WT01H (OMNUC W Series, AC Servo Driver)

Role/Application: This 100 W servo driver is engineered for high-precision motion systems, supporting position, speed, and torque control via a single-phase 200 VAC power input.

KEY SPECS SUMMARY

Rated Output: 100 W

Voltage Input: 200 VAC single phase (170 to 253 V AC)

Continuous Current: 0.91 A

Peak Current: 2.8 A (Momentary maximum)

PWM Frequency: 11.7 kHz

Operating Temp: 0 to 55 degrees C

Weight: 0.65 kg (1.44 lbs)

Indicators: Seven LEDs for status and alarm

Limit: Overload capacity is 300 to 400 percent for 3 seconds

Interfaces / Ports: CN1 Control I/O, CN2 Encoder, CN5, CN8

Lifecycle: Refer to the latest manufacturer manual.

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the maximum humidity level allowed in the operating environment for this drive?

A: The operating humidity range is 20 percent to 90 percent maximum, non-condensing.

Wiring & Installation:

Q: What is the required ground connection specification for the servo drive frame terminals?

A: The frame ground terminals must be connected to a class-3 ground of 100 Ohm or less.

Troubleshooting & Compatibility:

Q: Which Omron servo motor models are compatible with the 100 W R88D-WT01H servo drive?

A: This driver supports the Omron R88M-W10030T and R88M-W10030H servo motor models.

Replacement & Upgrades:

Q: What is the commonly recommended modern replacement model for the discontinued R88D-WT01H driver?

A: The Omron R88D-KT01H G5 series servo drive is often listed as a direct replacement option.