Overview
The Toyopuc CP/CMP2-LINK THU-5139 Computer Link is a communication interface module designed for Toyopuc PLC systems manufactured by JTEKT Corporation. This module facilitates serial and Ethernet communication between Toyopuc controllers and external devices, including HMI displays, host computers, and peripheral equipment. The CMP2-LINK series supports both PC-link and computer-link protocols, enabling flexible networking topologies for machine tool builders and plant automation integrators.
Key Features
- Serial communication interface for Toyopuc PC-series PLCs (PC2J, PC3J, PC10G)
- Support for multiple link protocols including PC-LINK and CMP-LINK
- Configurable communication speeds (0.3–19.2 Kbps for computer-link, 19.2–57.6 Kbps for PC-link)
- Multi-station capability (up to 16–32 external devices per link, depending on configuration)
- DIN-rail mounting for standard panel integration
- Compatible with Pro-face GP-Pro EX HMI software and PCwin ladder development environment
Technical Specifications
- Series: Toyopuc CP/CMP2-LINK
- Part Number: THU-5139
- Manufacturer: JTEKT Corporation (Toyoda/Toyopuc)
- Communication Type: Serial (RS-232/RS-422), supports CMP-LINK protocol
- Data Transmission Rate: Selectable (0.3–19.2 Kbps computer-link or 19.2–57.6 Kbps PC-link)
- Maximum Connected Devices: Up to 16–32 external devices (configuration-dependent)
- Supported PLC Series: PC3J, PC10G, and compatible Toyopuc controllers
- Memory: 512–2048 data points per connection
Typical Applications
- Machine tool automation and CNC control systems
- Manufacturing plant data acquisition and monitoring
- Integration with Pro-face and third-party HMI displays
- Host computer communication for supervisory control and diagnostics
- Multi-device PLC networking within Toyopuc ecosystems
Compatibility & Replacements
Compatible With
- Toyopuc PC3J-series controllers
- Toyopuc PC10G-series controllers
- Pro-face GP-Pro EX HMI platform
- Toyopuc PCwin ladder programming software
- Serial communication networks (RS-232, RS-422)
- External devices supporting CMP-LINK or PC-LINK protocols
Replaces / Drop-In Replacement For
- Verify compatibility with your system integrator or consult the original control documentation. Toyopuc communication modules are application-specific; direct compatibility should be confirmed before ordering.
Works With
- JTEKT Toyopuc CMP-LINK SIO Driver (Pro-face integration)
- JTEKT Toyopuc CMP-LINK Ethernet Driver
- TOP Server Toyopuc drivers (OPC UA/DA connectivity)
- Toyopuc host-link protocol stacks
- Standard serial communication interfaces (COM ports)










