Model Definition

• DF9200676: Base I/O board part number

• D0N: D0 revision + N (RoHS/lead-free)

• JANCD-MRY01B-1: Yaskawa official model name

• Difference from D0: D0 = standard; D0N = RoHS lead-free (pin-to-pin compatible)

Specifications

Electrical

• Input Voltage: 24 V DC ±10%

• I/O Channels: 16 digital inputs / 16 digital outputs

• Signal Level: 24 V DC / TTL compatible

• Isolation: Optocoupler isolation per channel

• Power Consumption: ~18 W

• Features: Surge suppression, short-circuit protection, RoHS compliance

Mechanical & Environmental

• Dimensions: 220 × 150 × 25 mm

• Weight: ~0.48 kg

• Operating Temp: 0 °C to 55 °C

• Storage Temp: −20 °C to 70 °C

• Humidity: ≤80% RH (non-condensing)

• Protection: IP20 (cabinet use)

• Compliance: RoHS, CE

Interfaces

• CN1: 24 V DC power input

• CN2–CN3: 16-in / 16-out I/O terminals

• CN4: System bus (to main backplane)

• Onboard LEDs: PWR, RUN, ALM, CH status

Core Functions

1. Digital I/O Control: 16 inputs (sensors, switches) / 16 outputs (relays, actuators).

2. Signal Conditioning: Filtering, isolation, level conversion for external signals.

3. Bus Communication: High-speed data exchange with main controller via backplane.

4. Fault Monitoring: Channel-level diagnostics; errors via LEDs and system alarms.

5. Green Manufacturing: Lead-free, RoHS-compliant for eco-friendly automation.

Compatibility

• Controllers: Motoman MRC, XRC

• Direct Replacements: DF9200676-B0, C0, D0

• Pin-to-Pin Compatible: DF9200676-D0

• Matching Boards:

  • Backplane: DF9200674-D0 / E0N

  • Servo: DF9200662-D0, DF9200664-D0N

  • Power: DF9200471-D1 / E0

Common Faults & Maintenance

Common Faults

• No power: Blown fuse or faulty 24 V input.

• Channel dead: Damaged optocoupler or terminal oxidation.

• Bus error: Loose CN4 connector or backplane issue.

Maintenance

• Use ESD protection when handling.

• Keep connectors clean and free of dust/oxidation.

• Verify 24 V DC stability before power-on.

• Cut system power before removal/installation.

Applications

• I/O control for Motoman MRC/XRC robot cabinets.

• Integration of sensors, grippers, and material-handling peripherals.

• New or upgraded systems requiring RoHS/lead-free components.

• Industrial automation with environmental compliance requirements.