FX3U-80MR/DS - Mitsubishi Programmable Controllers Melsec
Mitsubishi FX3U-80MR/DS PLC uses 24V DC power, offers 64K program memory, and provides relay outputs for industrial automation control systems. This controller from Mitsubishi under the Mitsubishi PLC category belongs to the MELSEC-F Series, supporting 40 digital inputs, 40 digital outputs, expandable I/O capacity, buffer battery backup, and IP10 protection.

| Brand | Mitsubishi |
| Product Type | PLC(Programmable Logic Controller) |
| Product | FX3U-80MR/DS |
FX3U-80MR/DS Mitsubishi Programmable Controllers Melsec Technical Specifications
| Specification | Value |
|---|---|
| Type | FX3U |
| Power Supply (V) | 24 |
| Current Type | DC |
| Program Memory | 64K STEPS |
| Program Memory Unit | RAM |
| Integrated Digital Inputs | 40 |
| Integrated Digital Outputs | 40 |
| Output Type | RELAY |
| Local I/O Points | 256 |
| Local + Remote I/O Points | 384 |
| Expandable | YES |
| Cycle Time LD (ns) | 65 |
| Cycle Time MOV (ns) | 642 |
| Power Consumption (W) | 45 |
| Buffer Battery | YES |
| Protection Class | IP10 |
| Max. Ambient Temperature (°C) | 55 |
| Series | MELSEC-F SERIES |
| Depth (mm) | 86 |
| Weight (kg) | 1,2 |
| Width (mm) | 285 |
| Height (mm) | 90 |
| CE | COMPLIANT |
| Shipping Approvals | ABS,BV,DNV GL,KR,LR,NK,RINA |
| EAC | NON-COMPLIANT |
| UL/cUL | COMPLIANT |
| UKCA | COMPLIANT |
The Mitsubishi FX3U-80MR/DS PLC is a programmable logic controller designed for structured industrial automation systems. The Mitsubishi FX3U-80MR/DS PLC supports 64K program memory, operates on 24V DC power, and uses relay output technology for stable switching control. It belongs to the MELSEC-F Series and integrates consistently within Mitsubishi PLC environments.
In industrial applications, the Mitsubishi FX3U-80MR/DS PLC is commonly used in conveyors, packaging machines, assembly lines, and automated production stations. Relay outputs allow direct control of contactors and loads, while expandable I/O capacity supports system growth. Defined execution times help maintain predictable control behavior across connected automation components.
The Mitsubishi FX3U-80MR/DS PLC reflects Mitsubishi’s long-established PLC engineering standards. With certified compliance, buffer battery support, and defined thermal operating limits, it ensures dependable performance in continuous industrial operation. This PLC is suitable for engineers implementing MELSEC-F Series control systems requiring reliability, scalability, and long-term operational stability.




