1. Product Introduction

1.1 Part Number

1.2 Product Type

1.3 Code Description

• A02B: FANUC CNC system series code

• 0120: Main board base model

• K324: Customized version and accessory configuration code

1.4 Application

2. Technical Parameters

• Rated Working Voltage: DC 24V ±10%

• Operating Temperature: 0℃ ~ +55℃

• Storage Temperature: -20℃ ~ +70℃

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

• Installation Method: Standard control cabinet card slot plug-in installation

• Electromagnetic Compatibility: Industrial grade anti-interference standard

• Working Mode: Support 24 hours continuous stable operation

• Insulation Performance: Compliant with industrial electronic safety standards

3. Product Features

1. Adopts industrial-grade electronic component design, stable operation and strong anti-electromagnetic interference performance.

2. Standard A02B series installation dimension, high compatibility and interchangeability.

3. K324 version dedicated circuit layout, complete interface definition, perfect matching with original equipment.

4. Built-in overvoltage, overcurrent and electrostatic protection circuit to effectively protect internal components.

5. Strict factory aging test and full function testing, low failure rate and long service life.

6. Simple installation and replacement, convenient for equipment maintenance and after-sales repair.

4. Installation Guidelines

1. Cut off the total power supply of the CNC equipment before installation and maintenance.

2. Wear anti-static wristband or take anti-static measures to avoid static damage to the circuit board.

3. Confirm the part number A02B-0120-K324 is consistent with the required replacement model.

4. Clean the cabinet slot to remove dust, metal scraps and foreign matter.

5. Align the circuit board with the guide slot, insert it smoothly and fix it in place.

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

7. Connect power lines and signal lines strictly in accordance with the interface marking.

8. Check all connections again, close the cabinet door, then perform power-on test run.

5. Operation Notes

1. Only use specified standard power supply; do not access unstable or non-rated voltage.

2. It is strictly prohibited to hot plug or unplug the board when the equipment is powered on.

3. Do not use in environments with serious dust, corrosive gas, water splash and strong mechanical vibration.

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

5. Do not disassemble, modify or replace internal components without professional authorization.

6. Once abnormal alarm, signal loss or startup failure occurs, please power off immediately for inspection.

6. Maintenance & Storage

6.1 Daily Maintenance

6.2 Storage Conditions

6.3 Handling Protection

6.4 Shelf Life

7. Quality Guarantee

1. A02B-0120-K324 complies with FANUC CNC industry manufacturing standards.

2. All products pass strict functional test, aging test and quality inspection before delivery.

3. This manual is applicable to original and compatible replacement parts of A02B-0120-K324.