Model Definition

• DF9201893: Base part number of the MSV01B series servo motion control board

• A0N: Revised A0 hardware version (N = New/updated)

• JANCD-MSV01B: Official Yaskawa model designation

• Applicable Systems: Motoman XRC robot controllers, Yasnac i80 CNC platforms

Technical Specifications

Electrical Parameters

• Internal supply voltage: 5 V DC / 24 V DC (controller-supplied)

• Operating current: ~1.8 A

• Max controllable axes: 4 servo axes

• Control mode: Position/speed/torque three-loop closed-loop control

• Signal types: Encoder feedback, servo drive control signals

• Power dissipation: ~22 W

Mechanical & Environmental

• Cooling: Natural convection (cabinet internal)

• Protection class: IP20 (for cabinet mounting)

• Operating temperature: 0 °C to +55 °C

• Storage temperature: -20 °C to +70 °C

• Humidity: 30%–95% RH (non-condensing)

• Dimensions (W×H×D): 300 mm × 170 mm × 25 mm

• Weight: ~1.0 kg (≈2.2 lbs)

Interfaces & Communication

• System bus: Connects to main control board for real-time data exchange

• Servo control ports: Outputs commands to servo amplifiers

• Encoder interfaces: Receives position feedback from servo motors

• I/O terminals: Reserved for interlock signals

• Status LEDs: Power, run, and fault indicators

Core Functions

• High-precision three-loop control for up to 4 axes

• Motion interpolation, trajectory planning, and coordinate conversion for robots

• Encoder signal processing for closed-loop positioning accuracy

• Execution of motion commands from the main controller

• Built-in EMI filtering for noise immunity

• Overcurrent and abnormal signal protection

• Multi-axis synchronization for complex motion tasks

Application Scenarios

• Motoman XRC industrial robot systems (welding, handling, spraying, assembly)

• Yasnac i80 CNC machine tools and multi-axis processing equipment

• Controller maintenance, board replacement, and system retrofits

• Automated lines requiring multi-axis coordinated motion

Usage & Maintenance

• Use ESD protection during handling/installation

• Verify 5 V DC / 24 V DC power levels before power-on

• Check LEDs regularly for operating status

• Clean board/connectors every 6 months (dust/oxidation removal)

• Ensure cabinet ventilation for proper cooling

• Inspect servo/encoder cables periodically

• Back up motion parameters before replacement