MELSEC iQ-R Series

January 23, 2026

The MELSEC iQ-R Series is Mitsubishi Electric’s next-generation modular PLC platform designed for advanced and large-scale industrial automation. It delivers high-speed, high-performance control while improving productivity, engineering efficiency, and system availability. With a scalable modular architecture and a wide range of compatible modules, the iQ-R Series supports logic, process, motion, and information control within a unified system. It is ideally suited as a core controller for mission-critical industrial and oil & gas applications.

Key Applications

Oil & gas production facilities and gathering stations
Refineries and petrochemical process units
Tank farms, terminals, and pipeline systems
Compressor, pump, and utility control systems
Package units and skid-mounted systems
Emergency shutdown (ESD) and interlock interface systems
SCADA-based industrial plants and manufacturing facilities

Key Benefits / Features

High-speed, deterministic control performance
High-availability and reliable operation for critical processes
Modular and scalable system architecture
Multi-CPU capability for logic, process, and motion control
Seamless integration with DCS, SCADA, MCCs, and field devices
Reduced engineering, commissioning, and maintenance effort

Industries Served

Oil & Gas (Upstream, Midstream, Downstream)
Refineries and Petrochemical Industries
Power Generation and Utilities
Manufacturing Plants and Factories
EPC Projects and System Integrators

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