Description:

The Mitsubishi FX0N-3A is an analog input/output module designed for the MELSEC-F (FX0N) series PLC platform, enabling conversion between analog signals and digital control logic. Commonly installed in small automation systems, machine control panels, and process control applications, it allows PLCs to interface with analog sensors and actuators. Maintenance teams and system integrators use this module for system expansion, analog signal processing, and replacement of legacy analog modules.

Applications:

The Mitsubishi FX0N-3A analog module is used in industrial automation systems requiring monitoring and control of analog process variables. Typical applications include temperature control systems, pressure monitoring, flow regulation, and small automation equipment where analog sensors and actuators must be integrated into PLC control logic for accurate system performance.

Technical Specifications:

• Manufacturer Part Number (MPN): FX0N-3A
• Product Type: Analog I/O Module
• Series: MELSEC FX0N
• Analog Inputs: 2 channels
• Analog Outputs: 1 channel
• Input Signal Types: Voltage / current selectable
• Input Ranges:
• Voltage: 0–10 V DC
• Current: 4–20 mA
• Output Signal Types: Voltage / current
• Output Ranges:
• Voltage: 0–10 V DC
• Current: 4–20 mA
• Resolution: ~12-bit
• Power Supply: 24 VDC external
• Data Handling: Uses buffer memory with FROM/TO instructions
• Mounting: Side-mounted expansion module
• Compatibility: FX0N PLC base units
• Operating Temperature: 0°C to 55°C
• Status: Discontinued / legacy module (radwell.com)

Common Replacements:

• Mitsubishi FX2N-2AD (analog input module)
• Mitsubishi FX2N-2DA (analog output module)
• Mitsubishi FX3U-4AD / FX3U-4DA (newer generation modules)