Name: Omron R88M-1M2K020C-S2 1S-Series AC Servo Motor - INOSAKI
SKU: Omron-R88M-1M2K020C-S2
Price: 714.97 USD
Availability: InStock

Technical Overview

The Omron R88M-1M2K020C-S2 is a professional-grade 1S-Series AC servo motor designed for high-precision motion control applications. It operates on a 400 VAC three-phase supply, delivering a robust 2 kW of rated output and 9.55 Nm of rated torque at a base speed of 2000 RPM. Engineered to simplify machine design and reduce maintenance, it features a battery-free 23-bit high-resolution absolute encoder for accurate positioning without the hassle of battery replacement. The motor boasts a 130 mm square flange and a 22 mm straight shaft equipped with a key and tap for secure mechanical coupling. Built for seamless integration with EtherCAT 1S servo drives, this reliable motor optimizes full-cycle operations in advanced industrial automation environments.

Key Features

2 kW rated output capacity operating on a 400 VAC three-phase power supply [1.1].
High-precision positioning powered by a battery-free 23-bit absolute encoder.
Provides a rated torque of 9.55 Nm and a peak torque of up to 28.7 Nm for demanding mechanical loads.
Rated rotational speed of 2000 RPM ensures efficient and reliable operational cycles.
Straight 22 mm diameter shaft equipped with a key and tap for secure mechanical power transmission.
Compact 130 mm square flange (LC) design simplifies direct physical integration into machinery.
Designed for seamless compatibility with Omron 1S-series EtherCAT servo drives, such as the R88D-1SN20F-ECT.
Engineered without an internal holding brake or oil seal, making it optimal for standard dry industrial environments.

Technical Specification Matrix

Parameter	Value
Rated Output Capacity	2 kW [1.1]
Supply Voltage	400 VAC, Three-Phase
Rated Rotational Speed	2000 r/min
Rated Torque	9.55 Nm
Peak Torque	28.7 Nm
Encoder Type	23-Bit Absolute, Battery-free
Flange Size (LC)	130 mm Square
Shaft Diameter	22 mm
Motor Brake	None (FALSE)
Motor Oil Seal	None (FALSE)

Industrial Applications

1. High-Speed Packaging Machinery [1.1]

In flexible packaging lines where material feed and cutting must be precisely synchronized, the R88M-1M2K020C-S2 acts as the primary web-feed drive. Its 2000 RPM speed allows for rapid film indexing, while the 2 kW output easily overcomes the inertia of large packaging rolls.

Problem Solved

Eliminates position drift and tracking errors during continuous high-speed film feeding, preventing material waste and production downtime.

Web Tension ControlFilm IndexingHigh-Speed Synchronization23-bit Absolute Encoder

2. CNC Machining and Metal Cutting Axes

Utilized as a secondary axis or positioning drive in medium-duty CNC centers. The 9.55 Nm constant torque, peaking at 28.7 Nm, is perfectly suited for driving ball screws under varying mechanical loads during precision milling.

Problem Solved

Provides the stiff, responsive torque necessary to maintain accurate tool paths against aggressive cutting forces, ensuring tight machining tolerances.

Ball Screw ActuationPeak Torque CapabilityCNC Axis DrivePositioning Accuracy

3. Automated Material Handling and Gantry Robotics

Deployed in heavy-duty pick-and-place gantry robots moving payloads across large warehouse grids. The absolute encoder retains home position data after power cycles, and the 22 mm keyed shaft ensures a zero-slip connection to heavy-duty gearboxes.

Problem Solved

Removes the need for mechanical homing routines after power loss and ensures robust power transmission under sudden acceleration and deceleration.

Gantry RoboticsPayload AccelerationBattery-Free Absolute PositioningRack and Pinion