Description:

The Mitsubishi A1SJ71QE71N‑T is a programmable logic controller (PLC) CPU communication module with built‑in Ethernet 10BASE‑T support, designed to integrate Mitsubishi PLCs into networked industrial systems. Commonly installed in manufacturing lines, process automation, and distributed control networks, this module enables remote monitoring, data exchange, and coordinated control over Ethernet. Maintenance teams, system integrators, and OEMs use this Ethernet CPU module to expand PLC communication, implement networked automation solutions, and replace legacy communication interfaces in complex industrial environments.

Applications:

This Mitsubishi Ethernet communication module is used in industrial automation systems requiring network connectivity between PLCs, supervisory systems, and HMIs. Typical applications include factory automation networks, distributed control systems, data acquisition, remote monitoring, and coordinated machine control across production lines where Ethernet‑based communication enhances scalability, performance, and system integration.

Technical Specifications:

• Manufacturer Part Number (MPN): A1SJ71QE71N‑T
• Product Type: PLC Ethernet Communication Module (10BASE‑T)
• Protocol: Mitsubishi MELSEC, Ethernet 10BASE‑T
• Physical Interface: RJ‑45 connector
• Transmission Speed: 10 Mbps
• Communication Standards: IEEE 802.3
• Compatible PLC Series: Mitsubishi A‑Series and Q‑Series PLCs with expansion rack support
• Mounting Type: DIN rail / rack mount
• Operating Temperature: 0°C to 55°C
• Storage Temperature: ‑20°C to 75°C
• Power Supply: Backplane powered from PLC rack
• Network Functions: Remote programming, data exchange, device linking
• Certification: CE, UL

Common Replacements:

• Mitsubishi A1SJ71QE71N‑R (variant)
• Siemens CP343‑1 Ethernet Module
• Allen‑Bradley 1783‑ETAP Ethernet/IP Adapter