Name: Omron R88M-1M05030T-S2 1S Series AC Servo Motor 50W - INOSAKI
SKU: Omron-R88M-1M05030T-S2
Price: 253.05 USD
Availability: InStock

Technical Overview

The Omron R88M-1M05030T-S2 is a highly efficient 1S-series AC servo motor engineered for precise industrial motion control. It provides a rated output of 50 W and operates at a rated speed of 3000 rpm, delivering a consistent rated torque of 0.159 Nm and a peak torque of up to 0.56 Nm. A critical innovation of this model is its integrated battery-free 23-bit absolute encoder, which guarantees exceptionally accurate position feedback without the ongoing maintenance or environmental waste associated with battery replacements. Featuring a highly compact footprint with a 40 mm square flange and an 8 mm keyed/tapped shaft, it integrates seamlessly into confined mechanical assemblies. It is designed to work in tandem with Omron 1S servo drives via EtherCAT, ensuring rapid and stable automation for robotics, packaging, and CNC machinery.

Key Features

Delivers 50 W of rated power with a high-speed output of 3000 rpm [1.1].
Equipped with a battery-free 23-bit absolute encoder for precise and maintenance-free position tracking.
Offers a rated torque of 0.159 Nm and a peak torque of 0.56 Nm to handle dynamic acceleration.
Compact 40 mm square flange size ideal for space-constrained industrial machinery.
8 mm shaft diameter featuring a key and tap for secure mechanical coupling.
Optimized for EtherCAT servo control methods ensuring ultra-low latency communication.
Lightweight 350 g (unpacked) cylindrical design.

Technical Specification Matrix

Parameter	Value
Rated Output	0.05 kW (50 W)
Drive Supply Voltage	230 V single phase
Rated Speed	3000 r/min
Rated Torque	0.159 Nm
Peak Torque	0.56 Nm
Encoder Type	Absolute without battery
Encoder Resolution	23 Bit
Flange Size Square (LC)	40 mm
Shaft Diameter	8 mm
Shaft Configuration	With key, With tap
Motor With Brake	FALSE
Motor With Oil Seal	FALSE
Product Weight (unpacked)	350 g

Industrial Applications

1. High-Speed Electronics Assembly Pick-and-Place

Deploying the servo motor to drive Z-axis or Theta-axis robotic placement heads in Surface Mount Technology (SMT) machines.

Problem Solved

SMT equipment requires miniature components to be placed with micron-level precision and rapid cycle times. The compact 40 mm flange fits dense multi-head configurations, while the 23-bit absolute encoder eliminates the need for homing routines after power cycles, vastly reducing machine downtime.

23-Bit Absolute Encoder3000 rpm40 mm FlangeBattery-Free Operation

2. Automated Optical Inspection (AOI) Camera Positioning

Controlling the exact X-Y linear scanning movement of high-resolution industrial cameras used to inspect PCB boards for microscopic soldering defects.

Problem Solved

AOI systems demand perfectly smooth movement and absolute positioning to prevent camera blurring and false defect detection. The 0.56 Nm peak torque enables rapid acceleration between inspection points, and the 23-bit encoder ensures sub-micron tracking accuracy with zero mechanical backlash.

0.56 Nm Peak TorqueAbsolute Positional Tracking50W High-Precision ControlEtherCAT Synchronization

3. Pharmaceutical Liquid Micro-Dosing Pumps

Driving miniaturized rotary or peristaltic positive displacement pumps for accurately dosing high-value pharmaceutical fluids into vials.

Problem Solved

Pharmaceutical packaging requires highly controlled, repeatable rotation to dispense exact micro-liter fluid volumes without overflowing or foaming. The 0.159 Nm rated torque provides stable force against micro-pump friction, while the ultra-high encoder resolution translates into strict, repeatable milliliter dosages.

0.159 Nm Rated Torque23-Bit Resolution50W Servo DriveRotary Dosing Control