R120PCPU - Mitsubishi Programmable Controllers Melsec
Mitsubishi R120PCPU PLC is a process CPU with 1200K steps memory, 4096 I/O capacity, and 0.98 ns cycle time. This Mitsubishi PLC from the FX series includes Ethernet connectivity, buffer battery support, compact dimensions, and certified industrial approvals.

| Brand | Mitsubishi |
| Product Type | PLC(Programmable Logic Controller) |
| Product | R120PCPU |
R120PCPU Mitsubishi Programmable Controllers Melsec Technical Specifications
| Specification | Value |
|---|---|
| Type | PROCESS CPU |
| Program Memory | 1200K |
| Program Memory Unit | STEPS |
| Local I/O Points | 4096 |
| Local + Remote I/O Points | 4096 |
| Cycle Time LD (ns) | 0,98 |
| Cycle Time MOV (ns) | 1,96 |
| Ethernet Port | 1 |
| Buffer Battery | YES |
| Series | MELSEC IQ-R SERIES |
| Depth (mm) | 110 |
| Weight (kg) | 0,2 |
| Width (mm) | 27,8 |
| Height (mm) | 98 (106) |
| CE | COMPLIANT |
| Shipping Approvals | ABS,BV,DNV GL,LR,NK,RINA |
| EAC | NON-COMPLIANT |
| UL/cUL | COMPLIANT |
| UKCA | COMPLIANT |
The Mitsubishi R120PCPU PLC is a programmable logic controller designed for structured industrial automation systems. This Mitsubishi R120PCPU PLC operates as a process CPU with 1200K program steps, supports 4096 total I/O points, and executes logic at 0.98 ns. It is positioned within the FX series and is applied in automation architectures requiring predictable processing and controlled I/O handling.
In industrial automation environments, the Mitsubishi R120PCPU PLC is used in conveyors, packaging lines, assembly systems, and coordinated process control applications. Its defined I/O capacity supports stable integration of field devices and distributed modules. Fast execution timing enables accurate sequence control, while Ethernet communication ensures consistent data exchange between controllers, operator interfaces, and monitoring systems.
The Mitsubishi R120PCPU PLC delivers consistent operation through defined memory structure, battery-backed retention, and standardized physical dimensions. Compliance with international approvals supports long-term industrial deployment. As part of the FX series, the R120PCPU is suited for engineers designing reliable control systems that require stable performance and dependable operation in continuous industrial processes.




