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2. Technical Specifications

• Rated working voltage: DC 24V ±10%

• Operating ambient temperature: 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 enhanced anti-interference design, adapting to high electromagnetic interference workshop environment

• Continuous operation: Supports 24-hour uninterrupted stable operation

• Insulation performance: Complies with international industrial electronic safety standards

3. Product Features

1. Adopts high-grade industrial PCB substrate and high-precision components, with enhanced stability and anti-interference performance.

2. Standard installation size and circuit layout consistent with base model 2518, C204 version dedicated interface configuration.

3. #EMH enhanced optimization improves circuit stability, anti-static and surge resistance, reducing failure rate in harsh environments.

4. Fully interchangeable with original parts, no need to modify wiring or system parameters, direct plug-and-play replacement.

5. Built-in over-current, over-voltage, surge and anti-static multi-protection circuit to effectively protect onboard components.

6. Strict production screening, welding inspection and long-time aging test, with long service life and high operation reliability.

4. Installation Instructions

1. Cut off the main power supply of the equipment completely before installation and maintenance.

2. Wear anti-static wristband and take anti-static protection to avoid static damage to PCB components.

3. Confirm the part number A05B-2518-C204#EMH matches the host equipment model requirement.

4. Clean the control cabinet slot to remove dust, metal filings and foreign debris.

5. Align the PCB board with the guide slot, insert smoothly into the fixed position.

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

7. Connect power lines and signal lines strictly according to interface labels and wiring definition.

8. Recheck all assembly and wiring, close cabinet door, then perform power-on test run.

5. Operation Precautions

1. Use only rated DC 24V standard power supply; unstable, overvoltage or undervoltage input is prohibited.

2. Hot plugging and unplugging the circuit board are strictly forbidden when equipment is powered on.

3. Do not apply the product in environments with heavy dust, oil mist, corrosive gas, water splash and strong vibration.

4. Keep away from high-power inverters and strong electromagnetic interference sources during operation.

5. Do not disassemble, modify or refit internal circuits and components without professional authorization.

6. Stop operation and cut off power immediately once system alarm, signal abnormality or overheating occurs.

6. Maintenance and Storage

7. Quality Statement

1. A05B-2518-C204#EMH complies with FANUC industrial manufacturing specifications and safety standards.

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

3. This manual is applicable to original and compatible enhanced replacement parts of A05B-2518-C204#EMH.