DF8203626-C0 Control Board
The DF8203626-C0 is a servo and motion control PCB manufactured by Yaskawa, also designated as JANCD-CG31-1 (Revision C0). It is designed for Yasnac J300/J500 CNC systems and Motoman XRC robot controllers. This board delivers stable servo axis control and I/O signal processing performance, serving as a key component for motion execution in legacy industrial equipment.
Description
Model Definition
DF8203626-C0: Official part number (Revision C0)JANCD-CG31-1: Standard model name of the servo control board
Technical Specifications
Electrical Parameters
Input power supply: 5 V DC, ±12 V DC, 24 V DC (supplied by system backplane)Supported axes: Maximum 4 servo axesSignal type: Encoder feedback signal, servo command signal, general digital I/OPower dissipation: Approximately 12 W
Mechanical & Environmental Parameters
Cooling method: Natural convection coolingProtection class: IP20Operating temperature: 0 °C to +55 °CStorage temperature: -20 °C to +85 °CMaximum installation altitude: 1000 m, 20% performance derating above 1000 mMounting type: Slot-mounted inside controller cabinetDimensions (W×H×D): 270 mm × 150 mm × 30 mmWeight: Approximately 0.55 kg
Interface Configuration
Servo connector: For signal connection with servo drivesEncoder interface: Receives and processes position feedback signalsDigital I/O terminals: Connects limit switches, sensors and actuatorsBus interface: Communicates with main control boards via system backplane
Core Functions
Performs closed-loop control for up to 4 servo axes, including position, speed and torque regulation.Executes linear and circular interpolation, electronic gearing and synchronous motion functions.Processes encoder feedback signals and monitors servo alarm status in real time.Handles peripheral digital input and output signals for machine interlock and logic control.Works with CPU and memory boards to expand multi-axis motion capacity for complex operations.
Application Scenarios
Servo control unit for Yasnac J300 / J500 CNC machine tools.Motion control module for Yaskawa Motoman XRC series industrial robots such as UP6 and HP20.Spare part replacement and maintenance for legacy automated production lines.
Compatibility
Compatible with matched modules of the same system:
Main control board: JANCD-CP11 (DF8203078-B0 / DF8203078-D0)
Memory board: JANCD-MM20 (DF8203490-A0)
I/O backplane: JANCD-1003E (DF8203498-C0)
I/O board: JANCD-1003D (DF8203297-A0)
Not compatible with NX100, DX100, FS100 and other new-generation robot or CNC systems.
Usage and Maintenance
Adopt ESD protection during installation, removal and inspection to avoid static damage.Keep the cabinet well ventilated and maintain ambient temperature within the rated range.Check the tightness of all connectors and pins regularly every six months.Common failures include abnormal servo output, lost encoder signals and damaged I/O ports.Verify the full part number DF8203626-C0 and model JANCD-CG31-1 when selecting replacement units.Back up system parameters before board replacement to prevent data loss.
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