Mitsubishi QJ71C24N-R4 - PLC Network Communication Module

The Mitsubishi QJ71C24N-R4 offers excellent communication flexibility with its dual RS-422/485 interface, allowing seamless connection between Mitsubishi PLCs and peripheral devices such as HMIs, sensors, and drives. With a compact structure—27.4 mm width, 98 mm height, and 90 mm depth—and a lightweight build of 0.09 kg, it fits easily into control panels, optimizing space utilization. This module enables fast, stable, and noise-resistant data communication, ensuring reliable signal transmission in noisy industrial environments. As part of the MELSEC-Q Series, it supports both master and slave communication roles, enhancing interoperability and system scalability. Engineers appreciate the QJ71C24N-R4 Mitsubishi PLC Network Communication Module for its easy configuration, long-term reliability, and ability to handle complex network topologies. Its robust design and high-speed data handling make it ideal for real-time process monitoring and equipment control. Built with Mitsubishi’s engineering excellence, the QJ71C24N-R4 ensures precision, durability, and consistency—key elements for uninterrupted industrial operations.

The QJ71C24N-R4 Mitsubishi Communication Module is widely used in manufacturing, packaging, and process automation systems that rely on stable communication between devices. It’s ideal for connecting PLCs with barcode readers, motion controllers, data loggers, and temperature control units through serial links. Maintenance engineers and automation specialists prefer this model for its easy setup and proven communication stability. In multi-PLC environments, the Mitsubishi QJ71C24N-R4 enhances operational efficiency by supporting data synchronization, diagnostics, and cross-device control. It plays a crucial role in building flexible networks for factories aiming to integrate legacy serial devices into modern automation systems. By combining high accuracy, compactness, and industrial-grade durability, this module remains one of Mitsubishi’s most trusted communication solutions.

For detailed specifications, professionals can refer to the Mitsubishi QJ71C24N-R4 datasheet and QJ71C24N-R4 manual, which explain setup procedures and performance capabilities. The QJ71C24N-R4 price reflects its superior quality and industrial reliability. Known for its precision, easy configuration, and long service life, the Mitsubishi QJ71C24N-R4 continues to be a preferred choice for automation engineers seeking dependable and scalable communication modules for industrial PLC networks.