Mitsubishi QJ71E71-100

Mitsubishi QJ71E71-100 – Ethernet Communication Module

The Mitsubishi QJ71E71-100 is an Ethernet communication module from the MELSEC System Q series, designed to enable high-speed and reliable Ethernet networking for PLC systems. It supports various communication protocols, including MELSEC, SLMP, and standard TCP/IP, for flexible integration into industrial networks.

• Manufacturer: Mitsubishi Electric
• Model: QJ71E71-100
• Series: MELSEC System Q
• Type: Ethernet Communication Module
• Interface: 10BASE-T / 100BASE-TX (RJ45)
• Protocols Supported: TCP/IP, MELSEC protocol, SLMP, MC protocol, UDP
• Maximum Connections: Up to 128 simultaneous connections (depending on configuration)
• Data Transmission Speed: 10/100 Mbps (auto-negotiation)
• Configuration Tool: GX Developer / GX Works2 / GX Works3
• Status Indicators: LED indicators for link, data transmission, and errors
• Mounting: Base rack installation
• Power Supply: Supplied via PLC backplane
• Dimensions: Approx. 98 x 27.4 x 90 mm (H x W x D)
• Weight: Approx. 170 g
• Operating Temperature: 0°C to +55°C
• Compliance: CE, UL, RoHS

The QJ71E71-100 module provides seamless Ethernet connectivity for Mitsubishi PLCs, enabling data exchange with SCADA systems, HMIs, MES servers, and remote I/O devices in modern industrial automation networks.