Yaskawa JANCD‑D Series CNC Control Board
May 29, 2026

Yaskawa JANCD‑D Series CNC Control Board

The JANCD‑D is a high‑performance modular CNC control board series by Yaskawa (Yasnac), designed for YASNAC i80/i90 CNC systems and Motoman robot controllers (XRC, DX200). It serves as a core control board for motion control, logic processing, and system communication, featuring a compact design, high reliability, and strong anti‑interference capability. The “D” suffix denotes Revision D, an optimized hardware version for enhanced stability, compatibility, and performance in industrial automation environments.

Description

Model Definition

  • JANCD: Yaskawa standard prefix for CNC/robot control boards

  • [Suffix]: Specific functional variant (e.g., FC100, IOP32, SP23)

  • D: Hardware Revision D, optimized for stability and compatibility

Technical Specifications

Electrical Parameters

  • Rated Voltage: DC 24 V (±10%)

  • Power Consumption: ≤ 30 W

  • Processor: 32‑bit high‑performance MCU, 1 μs/step instruction speed

  • Max. Linkage Axes: 4‑axis synchronous motion control

  • Positioning Accuracy: ±1 pulse

Communication & Interfaces

  • Servo Bus: MECHATROLINK‑III, up to 100 Mbps

  • Serial Port: RS‑485, supports Modbus RTU

  • Digital I/O: 24 isolated inputs / 16 isolated outputs

  • Expansion Slots: U1–U5 for I/O and functional modules

Mechanical & Environmental

  • Cooling: Convection cooling (no fan required)

  • Protection Class: IP20 (front panel)

  • Operating Temperature: 0 °C to +45 °C

  • Storage Temperature: −30 °C to +85 °C

  • Dimensions (W×H×D): 60 mm × 408 mm × 180 mm

  • Weight: Approx. 5.5 kg

Core Functions

  • Three‑loop Control: Current, speed, and position loops for high‑precision motion

  • Real‑time Communication: MECHATROLINK‑III for multi‑axis synchronization

  • Hardware Optimization: Revision D enhances stability and anti‑interference

  • Modular Design: Facilitates maintenance and expansion

  • Protection Mechanisms: Overvoltage, undervoltage, overcurrent, short circuit, overheating, and feedback loss protection

Application Scenarios

  • CNC Machine Tools: Multi‑axis linkage for milling, turning, and grinding machines

  • Robotics: Motoman robot controller main control board

  • Automation Lines: High‑speed, high‑precision assembly and conveying systems

  • Retrofit Projects: Upgrade for legacy YASNAC systems with Revision D compatibility

Usage & Maintenance

  • Ensure adequate cabinet ventilation for heat dissipation

  • Keep ambient temperature ≤ 45 °C to avoid performance derating

  • Complete all power, feedback, and communication wiring before power‑on

  • Configure parameters via Yaskawa MotionWorks software

  • Clean heat sinks and air passages every 6 months; inspect terminals regularly

  • Calibrate control loops and communication annually for long‑term stability


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