Description:

The Mitsubishi FX3G-14MR/ES-A is a compact programmable logic controller (PLC) from the MELSEC-F FX3G series, designed for small to mid-scale industrial automation systems. It integrates CPU, power supply, and I/O into a single unit, providing reliable control for machine automation and process applications. Commonly installed in control panels, OEM equipment, and production systems, it is used by maintenance teams and system integrators for machine control, upgrades, and replacement of legacy PLC units.

Applications:

The Mitsubishi FX3G-14MR/ES-A PLC module is used in industrial automation systems requiring reliable logic control and compact system design. Typical applications include packaging machines, conveyor systems, HVAC controls, pump systems, and small manufacturing equipment where stable operation, flexible I/O, and efficient control are critical to system performance.

Technical Specifications:

• Manufacturer Part Number (MPN): FX3G-14MR/ES-A
• Product Type: Programmable Logic Controller (PLC), Base Unit
• Series: MELSEC FX3G
• Total I/O Points: 14
• Digital Inputs: 8 (24 VDC sink/source)
• Digital Outputs: 6 relay outputs
• Output Type: Relay (approx. 2A per point)
• Power Supply: 100–240 VAC
• Program Capacity: 32,000 steps
• Communication Ports: RS-232, RS-422, RS-485, USB
• Programming Language: Ladder logic
• Expansion Capability: Up to 128 I/O points (256 with remote)
• Mounting Type: DIN rail or panel mount
• Operating Temperature: 0°C to 50°C
• Dimensions: Approx. 90 × 90 × 86 mm
• Battery Backup: Supported
• Status: End-of-life / discontinued (announced)

Common Replacements:

• Mitsubishi FX5U-32MR/ES (modern iQ-F upgrade)
• Mitsubishi FX3S-20MR/ES (cost-effective alternative)
• Mitsubishi FX3U-16MR/ES (higher performance FX series)