FX3U-80MT/DSS - Mitsubishi Programmable Controllers Melsec
Mitsubishi FX3U-80MT/DSS PLC uses 24V DC power, offers 64K program memory, and provides 40 transistor outputs for automation systems. This controller from Mitsubishi under the Mitsubishi PLC category belongs to the MELSEC-F Series, supporting expandable I/O architecture, defined execution cycles, and buffer battery-backed memory retention.

| Brand | Mitsubishi |
| Product Type | PLC(Programmable Logic Controller) |
| Product | FX3U-80MT/DSS |
FX3U-80MT/DSS 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 | TRANSISTOR |
| Output Logic | SOURCE |
| 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-80MT/DSS PLC is a programmable logic controller designed for structured industrial control tasks. The Mitsubishi FX3U-80MT/DSS PLC supports 64K program memory, operates on 24V DC power, and delivers 40 transistor outputs for reliable signal switching. It is part of the MELSEC-F Series and is used across standard industrial automation environments.
In practical applications, the Mitsubishi FX3U-80MT/DSS PLC is deployed in conveyors, packaging machines, assembly lines, and process automation panels. Its stable execution timing and expandable I/O capacity allow consistent control of sensors, actuators, and drive interfaces. The controller supports predictable automation logic where deterministic output behavior is required.
The Mitsubishi FX3U-80MT/DSS PLC reflects Mitsubishi’s established PLC architecture focused on long-term operational stability. With certified compliance, buffer battery support, and defined memory structure, it fits continuous industrial use. This model is suitable for engineers requiring dependable PLC performance within MELSEC-F Series automation systems.




