Overview
The Fanuc A05B-2003-C031 is a legacy CRT/MDI operator panel designed for Fanuc robot control systems. This unit combines a cathode ray tube (CRT) display with a manual data input (MDI) interface, enabling operators to enter programs, adjust parameters, and monitor system status in real time. As a used unit, the A05B-2003-C031 offers cost-effective integration for maintenance replacements or retrofit projects on compatible Fanuc robot controllers.
Key Features
- CRT display with integrated MDI keypad for program entry and diagnostics
- Real-time monitoring of robot position, speed, and system parameters
- Intuitive operator interface for AUTO, JOG, STEP, and EDIT modes
- Supports alarm display, diagnostic codes, and ladder program status
- Compact form factor suitable for legacy Fanuc robot control cabinets
Technical Specifications
The A05B-2003-C031 is engineered to interface with Fanuc robot control systems from the RC (Robot Control) generation. The unit includes dedicated soft keys for menu navigation, dedicated function keys, and numeric/address input keys. Display output provides real-time feedback on system state, including motor speeds, joint positions, and diagnostic information.
Typical Applications
- Fanuc industrial robot controller replacement and upgrade
- Legacy robot system maintenance and repair
- Manual program editing and parameter adjustment on RC-series controllers
- Operator interface retrofit for compatible Fanuc platforms
Compatibility & Replacements
Compatible With
- Fanuc RC robot control series
- Fanuc robot controllers supporting CRT/MDI operator interface
- Legacy Fanuc industrial robot systems
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator or Fanuc service provider before ordering. The A05B-2003-C031 is a legacy part and compatibility depends on your specific robot controller model and generation.
Works With
- Fanuc robot control systems with standard CRT/MDI ports
- Parameter and diagnostic tools compatible with RC-series controllers
- RS-232-C and serial communication interfaces






