2. Technical Specifications

• Rated Working Voltage: DC 24V ±10%

• Operating Temperature Range: 0℃ ~ +55℃

• Storage Temperature Range: -20℃ ~ +70℃

• Relative Humidity: 10% ~ 90%, non-condensing

• Installation Method: Standard control cabinet slot plug-in mounting

• Electromagnetic Compatibility: Industrial grade anti-interference standard

• Continuous Operation: Support 24-hour stable running

• Insulation Performance: Compliant with industrial electronic safety standards

3. Product Features

1. Industrial-grade circuit design with stable performance and strong anti-electromagnetic interference ability.

2. Standard hardware size and structure defined by base model 0303.

3. C084 standard configuration with dedicated interface definition, fully compatible with original equipment.

4. Built-in over-current, over-voltage and anti-static protection circuits.

5. Strict component screening and aging test, low failure rate and long service life.

6. Easy installation and replacement, convenient for equipment maintenance.

4. Installation Instructions

1. Cut off the main power supply completely before installation.

2. Take anti-static measures to avoid static damage to the board.

3. Confirm the part number A02B-0303-C084 matches the equipment requirement.

4. Clean the cabinet slot to remove dust and metal debris.

5. Align the PCB board with the guide slot and insert smoothly into place.

6. Tighten fixing screws evenly; do not over-tighten to prevent deformation.

7. Connect power and signal cables strictly according to interface marks.

8. Recheck all connections, then perform power-on test operation.

5. Operation Precautions

1. Use only rated standard power supply; unstable voltage input is prohibited.

2. Hot plugging is strictly forbidden when the equipment is powered on.

3. Do not use in dusty, humid, corrosive or strong vibration environments.

4. Keep away from high-power electromagnetic interference sources.

5. Do not disassemble or modify the board without authorization.

6. Power off immediately for inspection if system alarm or signal abnormality occurs.

6. Maintenance and Storage

• Clean surface dust regularly with dry compressed air.

• Store in dry, ventilated and dust-free environment without corrosive gas.

• Storage temperature: 5℃ ~ 35℃, relative humidity ≤85%, no condensation.

• Avoid collision, bending, static electricity and heavy pressure.

• Shelf life: 12 months under original sealed packaging.

7. Quality Statement

1. A02B-0303-C084 complies with FANUC CNC industrial manufacturing standards.

2. All products pass functional test and aging test before delivery.

3. This manual applies to original and compatible replacement parts.