Description:

The Mitsubishi FX1S-14MR-ES/UL is a compact programmable logic controller (PLC) designed for small-scale industrial automation systems, providing integrated digital I/O and control functionality. Commonly installed in machine panels, OEM equipment, and standalone automation systems, it delivers reliable logic control with built-in relay outputs. Maintenance teams and system integrators use this PLC for machine control, system retrofits, and replacement of legacy compact controllers.

Applications:

The Mitsubishi FX1S-14MR-ES/UL is used in small automation systems requiring reliable and simple control. Typical applications include packaging machines, small conveyors, HVAC systems, pump control, and basic assembly equipment where compact PLC functionality is sufficient.

Technical Specifications:

• Manufacturer Part Number (MPN): FX1S-14MR-ES/UL
• Product Type: Programmable Logic Controller (PLC), Base Unit
• Series: MELSEC FX1S
• Total I/O Points: 14
• Digital Inputs: 8 (24 VDC sink/source)
• Digital Outputs: 6 relay outputs
• Output Type: Relay (2A typical per point)
• Power Supply: 100–240 VAC
• Program Capacity: ~2000 steps
• Communication Port: RS-422 programming port
• Mounting: DIN rail or panel mount
• Operating Temperature: 0°C to 55°C
• Dimensions: Approx. 90 × 60 × 75 mm
• Programming: Ladder logic
• Status: Discontinued / legacy model 

Common Replacements:

• Mitsubishi FX3G-14MR/ES (newer generation upgrade)
• Mitsubishi FX3S-14MR/ES (cost-effective modern alternative)
• Mitsubishi FX1N-14MR-ES/UL (higher capability within older series)