Product Description
The Mitsubishi Electric QJ71E71-100 is an Ethernet Interface Module designed for the MELSEC-Q Series programmable controller platform. It enables high-speed network communication between the MELSEC-Q CPU and external devices via 100BASE-TX or 10BASE-T Ethernet using an RJ45 connector. The module supports up to 16 simultaneous open connections and communicates using TCP/IP, UDP/IP, MC protocol, SLMP, FTP, and HTTP protocols, and features an embedded web server function.
Technical Specifications
| Specification | Value |
|---|---|
| Brand | MITSUBISHI ELECTRIC |
| Model / Part Number | QJ71E71-100 |
| Series | MELSEC-Q Series |
| Module Type | Ethernet Interface Module (Master/Local Station) |
| Signal Type | Digital |
| Network Interface | Ethernet (RJ45, Fixed MDI) |
| Communication Standards | 100BASE-TX / 10BASE-T |
| Data Transmission Speed | 100 Mbps (100BASE-TX) / 10 Mbps (10BASE-T) |
| Duplex Mode | 100BASE-TX: Full-duplex / Half-duplex; 10BASE-T: Half-duplex |
| Transmission Method | Base band |
| Maximum Segment Length | 100 m (between hub and node) |
| Max Cascade Connections | 100BASE-TX: Max 2 levels; 10BASE-T: Max 4 levels |
| Simultaneous Open Connections | 16 connections |
| Fixed Buffer | 1K words × 16 |
| Random Access Buffer | 6K words × 1 |
| E-mail Attachment Buffer | 6K words × 1 |
| E-mail Main Text Buffer | 960 words × 1 |
| Supported Protocols | TCP/IP, UDP/IP, MC Protocol, SLMP, FTP, HTTP |
| Number of Occupied I/O Points | 32 points per slot (Intelligent I/O assignment) |
| Internal Current Consumption | 0.50 A (5 VDC) |
| Dimensions (H × W × D) | 98 mm × 27.4 mm × 90 mm |
| Weight | 0.11 kg |
| Predefined Protocol Library | Up to 128 protocols (via GX Works2) |
| Web Server Function | Supported |
| Compliance / Certifications | CE (EMC), CE (RoHS), UL/cUL, KC (EMC), LR, NK, DNV, ABS, RINA, BV, EAC, UKCA |
| Compatible Software | GX Works2 |
| PLC Platform Compatibility | MELSEC-Q Series CPU Modules |
We warranty all items for 30 days from date of purchase.
Other Details
We warranty all items for 30 days from date of purchase. If you experience any issues with your item within this period, please contact us and we will work with you to resolve the problem. This warranty covers defects in functionality but does not cover damage caused by misuse, improper installation, or normal wear and tear.Product Videos
Custom Field
Shelf E-6
Model QJ71E71-100
MPN QJ71E71-100
Type Communication Module
GTIN 679523686208
Dimensions 98 x 27.4 x 90 mm (H x W x D)
Current 0.50 A
Manufacturer Mitsubishi Electric
Empty Weight 0.11 kg
Part Number QJ71E71-100
Controller Platform MELSEC-Q
Series MELSEC-Q Series
Input Voltage 5 VDC (internal bus)
