MITSUBISHI FX2N-4AD Programmable Controllers

Mitsubishi FX2N-4AD – Analog Input Module

The Mitsubishi FX2N-4AD is a third-generation analog input module designed for small-scale control systems, offering high flexibility, cost-effectiveness, and precise analog data acquisition. It is compatible with the Mitsubishi FX series PLCs, enhancing their functionality with additional analog input processing capabilities.

1. General Information

• Manufacturer: Mitsubishi Electric
• Model Number: FX2N-4AD
• Module Type: Analog Input Module
• Series: FX2N
• Application: Industrial automation, analog signal processing

2. Electrical & Power Ratings

Power & Voltage

• Power Consumption: 0.75 kW
• Operating Voltage: 400V (Three-phase)
• Analog Circuit Power Supply: 24V DC ±10%, 55mA (external power supply)
• Digital Circuit Power Supply: 5V DC, 30mA (internal power supply from main unit)

Dielectric Strength

• 500V AC for 1 minute (between all terminals and ground)

3. Memory & Program Capability

Program Storage

• Built-in Program Steps: 8000 steps
• Expandable Program Steps: Up to 16000 steps (with additional memory cassette)

Data Registers

• General: 8000 points
• Latched: 7800 points
• Special: 256 points

4. Processing & Instruction Handling

Instruction Set

• Basic Sequence Instructions: 20
• 2-Step Ladder Instructions: 2
• Applied Instructions: 125

Processing Speed

• Basic Instructions: 0.08 µs
• Applied Instructions: 1.52 µs to 100 µs

5. I/O & Control Specifications

I/O Control Method

• Batch Processing

Auxiliary Relays

• Special Points: 256
• General Points: 3072
• Latched Points: 2572

State Relay (S Coils)

• Latched: 500 points
• Initial: 10 points
• Annunciator: 100 points

I/O Configuration

• Maximum Hardware I/O: 255 points
• Maximum Software Addressable I/O: 255 points

6. Features & Benefits

✅ High-Speed Processing – Ensures fast response times in automation systems
✅ Scalability – Expandable memory and I/O configurations
✅ Efficient Power Management – Low power consumption with reliable voltage ratings
✅ Advanced Control Capabilities – Multiple instruction sets for flexible programming
✅ Robust & Durable – High dielectric withstand voltage for safety

7. Applications

The Mitsubishi FX2N-4AD Analog Input Module is widely used in:
Process Control Systems – Monitoring temperature, pressure, and flow rates
Industrial Automation – Enhancing Mitsubishi PLCs with analog input capabilities
Factory Machinery – Providing precise analog data processing
Manufacturing Lines – Ensuring real-time control of analog signals

8. Summary

The Mitsubishi FX2N-4AD Analog Input Module is a compact, high-performance solution for industrial control applications, offering fast processing, expandable memory, and reliable power management. It is ideal for small-scale automation projects requiring precise analog input handling.