Omron CK3M-CPU111 Programmable Multi-Axis Motion Control CPU

USD 2,250.98

Programmable Multi-Axis Controller CPU: 1.0 GHz dual-core processor, 1 GB RAM, and 1 GB Flash. Supports 4 EtherCAT axes with DC sync, offers a 25 μs/5 axes fastest servo cycle, and includes integrated USB 2.0 and EtherNet/IP (Modbus-TCP) ports. Engineered for vibration-free semiconductor robotics and complex G-code contours.

SKU Omron-CK3M-CPU111 Category
PLCs / Motion Controllers / CPU Units

Omron CK3M-CPU111 Programmable Multi-Axis Motion Control CPU

Model Identifier CK3M-CPU111
Official Part Number CK3M-CPU111
GTIN Standard 4549734278867

Technical Overview

The Omron CK3M-CPU111 is a high-performance Programmable Multi-Axis Controller CPU designed for precise, high-speed industrial motion control. Operating on a 1.0 GHz dual-core processor, it integrates 1 GB of RAM and 1 GB of flash memory, allowing for sophisticated multi-axis synchronization and rapid program execution. This CPU natively supports up to 4 EtherCAT axes with DC synchronization and boasts a blazing-fast servo cycle time of 25 μs per 5 axes. Its compact footprint, standard DIN rail mounting, and integrated EtherNet/IP and Modbus-TCP connectivity make it an ideal central processor for advanced CNC machinery, robotic orchestration, and high-accuracy automated manufacturing setups.

Key Features

  • Controlsupto4EtherCATaxeswithabsoluteprecisionDCsynccapabilities[1.1].
  • Ultra-high-speed servo cycle time of 25 μs for 5 axes enables ultra-precision machining.
  • Powered by a 1.0 GHz dual-core processor with 1 GB RAM and 1 GB built-in flash memory.
  • Supports connections of up to two CK3W-AX axis interface units or expansion units.
  • Equipped with 1x EtherNet/IP (Modbus-TCP) port, 1x EtherCAT port, and 1x USB 2.0 interface.
  • Compact DIN-rail mountable design (H90 x W63.2 x D80 mm) saving valuable cabinet space.
  • Fully compliant with cULus, CE, RCM, KC, and EAC industrial standards.

Delivers an ultra-fast 25 μs servo cycle time for multi-axis precision machining via dedicated EtherCAT DC sync capabilities.

Technical Specification Matrix

ParameterValue
CPU Clock Frequency1.0 GHz (Dual Core)
Memory Capacity1 GB RAM, 1 GB Built-in Flash
Controlled Axes (EtherCAT)4 Axes (DC Sync)
Fastest Servo Cycle Time25 μs / 5 axes
Communication Ports1x EtherCAT, 1x EtherNet/IP (TCP/IP), 1x USB 2.0
Supply Voltage5 VDC
Operating Temperature0°C to 55°C
Operating Humidity10% to 95% RH (Non-condensing)
Shock & Vibration Resistance147 m/s² (Shock) / 5 to 150 Hz (Vibration)
Dimensions (H x W x D)90 mm x 63.2 mm x 80 mm
Weight230 g max (Including End Cover)

Industrial Applications

1. High-Precision CNC Machining Centers

Traditional motion controllers struggle to maintain ultra-fast trajectory calculations for smooth interpolation in complex multi-axis CNC milling, which can lead to microscopic surface finish imperfections. The CK3M-CPU111 delivers an exceptional 25 μs servo cycle time and directly controls 4 EtherCAT axes with DC synchronization. This provides the ultra-low latency and highly synchronous toolpath execution required for cutting-edge micromachining and complex G-code contours.

Problem Solved

Eliminates trajectory calculation delays and interpolation jitter in sophisticated 3- to 4-axis milling tools, ensuring perfect surface finishes and micron-level accuracy.

CNC MillingEtherCAT DC Sync25 μs Servo CycleMulti-Axis InterpolationG-Code Control

2. Semiconductor Wafer Transfer Robotics

Wafer handling robots require absolute, vibration-free positioning inside cleanroom environments to prevent costly substrate damage during high-speed, repetitive pick-and-place cycles. By leveraging the 1.0 GHz dual-core processing power alongside deterministic EtherCAT communication, the controller ensures near-zero communication jitter across servo drives, maximizing wafer placement repeatability. Additionally, its incredibly narrow 63.2 mm footprint saves vital cleanroom control panel space.

Problem Solved

Solves the issue of mechanical jitter and positional inaccuracy during delicate semiconductor transport routines by providing high-speed, deterministic motion synchronization.

Semiconductor ManufacturingWafer Transfer RoboticsEtherCAT MasterLow Jitter ControlDeterministic Communications

3. High-Speed Laser Contouring and Engraving

Dynamic laser power modulation must be perfectly correlated with X-Y gantry positioning to ensure uniform kerf width and precise engraving depths at high travel speeds. The CK3M-CPU111 can orchestrate rapid mechanics while using its 1 GB of RAM to buffer massive, intricate vector files, governing both the physical gantry limits and integrating seamlessly with laser interface units on the fly via its ultra-fast processing cycle.

Problem Solved

Prevents laser burn inconsistencies or distorted kerf widths caused by slight timing misalignments between physical motion axes and the laser triggering hardware.

Laser Galvo ControlMotion SynchronizationHigh-Speed ContouringMulti-Axis GantryVector Interpolation
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