Omron CK3W-AX1515P 4-Axis Interface Unit with True DAC

USD 1,736.83

Omron CK3W-EXM01 Expansion Master Unit for CK3M/CK5M motion controllers. Enables modular expansion of up to four CK3W units for high-speed path control in CNC, laser cutting, and robotic assembly applications.

SKU Omron-CK3W-AX1515P Category
Motion Controllers & I/O Units

Omron CK3W-AX1515P 4-Axis Interface Unit with True DAC

Model Identifier CK3W-AX1515P
Official Part Number CK3W-AX1515P
GTIN Standard 4549734278928

Technical Overview

The Omron CK3W-AX1515P is a high-speed, 4-axis interface unit designed for the CK3M programmable multi-axis controller series. It features a True DAC amplifier interface for high-speed analog encoder connections and precise machine operation. The unit supports both digital quadrature and serial encoders, delivering pulse, direction, or phase differences, and uses PNP digital outputs. With 44 total I/O points (4 analog outputs, 20 digital inputs, 20 digital outputs) and a 10MHz line driver/receiver, it is optimized for high-precision multi-axis control, CNC, and automated manufacturing systems.

Key Features

  • 4-axis interface unit with True DAC (Digital-to-Analog Converter) output
  • Compatible with digital quadrature and serial encoders
  • 10MHz line receiver/driver for high-speed data transmission
  • Integrated 44 I/O points (4 analog outputs, 20 digital inputs, 20 digital outputs)
  • Supports general-purpose PNP digital inputs and outputs
  • DIN rail mountable with an IP20 protection rating

Requires 5 VDC (4.5 W) and 24 VDC (12.5 W) from Class 2 / SELV power supplies

Technical Specification Matrix

ParameterValue
Amplifier InterfaceTrue DAC
Encoder InterfaceDigital Quadrature / Serial
Number of Encoder Input Channels4
Number of Pulse Output Channels4
Total I/O Count44 (4AO, 20DI, 20DO)
Digital Output TypePNP
Power Consumption (5VDC)4.5 W
Power Consumption (24VDC)12.5 W
Operating Temperature0 to 55 °C
Degree of ProtectionIP20
Dimensions (H x W x D)90 mm x 130 mm x 80 mm
Weight580.6 g

Industrial Applications

1. High-Precision CNC Machining Control

The Omron CK3W-AX1515P is ideal for multi-axis CNC machine centers requiring extremely precise tool positioning and simultaneous motion control. By utilizing its True DAC analog outputs and 10MHz high-speed line driver/receiver inputs, it guarantees exact toolhead synchronization.

Problem Solved

Eliminates latency and positioning drift in high-speed milling and lathe operations, ensuring tight tolerances and smoother cuts.

True DAC10MHz line driver4-axis controldigital quadrature encodermulti-axis positioning

2. Robotic Arm Trajectory Synchronization

Industrial robotic arms used in fast-paced pick-and-place or assembly lines can utilize the 4-axis interface to synchronize joint movements. The PNP general-purpose I/O allows integration with limit switches and grippers seamlessly.

Problem Solved

Solves the challenge of coordinating multiple high-speed servo drives simultaneously without communication bottlenecks.

Multi-axis controlPNP digital output24 VDCpulse outputtrajectory planning

3. Automated Web Handling and Tension Control

In continuous web handling systems like paper mills or foil winding, the CK3W-AX1515P interfaces with rotary serial encoders on the rollers to monitor line speed and adjust tension dynamically via the analog True DAC output.

Problem Solved

Prevents material tearing or wrinkling by providing instantaneous analog torque/speed corrections to the winder motors.

True DACserial encoder interfaceanalog outputmulti-axis controlpulse + direction
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