Overview
The Honeywell 2MLL-EFMF Fast Ethernet Module delivers reliable, high-speed data communication for MasterLogic-200 automation systems. It enables efficient Ethernet networking through IEEE802.3U standards, providing stable and scalable connections for industrial environments. With strong diagnostic functions and compatibility with multiple communication protocols, this module ensures uninterrupted system performance and smooth integration with other devices in a control network.
Engineers choose the 2MLL-EFMF for its flexible connectivity, intelligent error monitoring, and advanced interface design. It offers seamless integration with Honeywell’s Experion System, supporting demanding industrial applications that require precise and continuous communication.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Honeywell |
| Model | 2MLL-EFMF |
| Series | MasterLogic-200 |
| Product Type | Fast Ethernet Module |
| Ethernet Standard | IEEE802.3U |
| Supported Protocols | TCP/IP, UDP/IP, MODBUS TCP Slave, MODBUS TCP Master, P2P |
| Network Control Protocol | CSMA/CD (Carrier Sense Multiple Access with Collision Detection) |
| Transmission Speed | 100 Mbps |
| Transmission Method | Baseband |
| Physical Layer | 100Base-TX |
| Cable Type | UTP/STP CAT5 |
| Connector Type | RJ45 |
| Transmission Distance | Up to 100 meters (UTP/STP, Switch/Node) |
| Current Consumption | 410 mA |
| Maximum Supported Nodes | 64 |
| LED Indicators | RUN, I/F, HS, P2P, PADT, PC, ERR, TX, RX, 10/100 |
Communication and Network Support
The 2MLL-EFMF supports multiple industrial communication protocols, ensuring compatibility with both Honeywell and third-party systems. Engineers can easily connect this module in large control networks or integrate it with field devices using Modbus TCP and Peer-to-Peer (P2P) communications.
- HSL (High-Speed Link): Enables fast peer-to-peer communication among MasterLogic PLCs.
- MLDP Protocol: Provides seamless data exchange between MasterLogic and Experion systems.
- Modbus TCP Slave/Master: Ensures easy integration with a wide range of industrial controllers.
- SoftMaster-NM Interface: Simplifies configuration and monitoring during commissioning.
Network Diagnostics and Maintenance
The Honeywell 2MLL-EFMF simplifies network management through intelligent diagnostic tools. Engineers can quickly identify issues and maintain stable communication without downtime.
- Auto-Scan: Detects connected devices automatically.
- Ping Test: Verifies IP communication efficiency.
- Frame Monitor: Tracks real-time network data flow.
- Link Monitor: Continuously supervises connection quality and performance.
Product Origin, Dimensions, and Weight
- Origin: USA
- Dimensions: 120 mm × 35 mm × 95 mm (L × W × H)
- Weight: 410 g
Compact and lightweight, the 2MLL-EFMF fits easily into MasterLogic rack systems, optimizing panel space and maintaining efficient heat dissipation.
Why Choose Honeywell 2MLL-EFMF
Honeywell’s 2MLL-EFMF module ensures superior Ethernet performance, easy integration, and long-term reliability. With comprehensive protocol support, robust diagnostics, and efficient network management tools, it stands out as an ideal solution for advanced automation systems requiring stable, high-speed communication.
Details
| Weight | 0.41 kg |
|---|---|
| Dimensions | 120 × 35 × 95 mm |



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