SIEMENS 6GK5101-1BB00-2AA3 Communication Module

Siemens 6GK5101-1BB00-2AA3 Communication Module (SCALANCE X101-1 Media Converter)

 

 

The Siemens 6GK5101-1BB00-2AA3 is a SCALANCE X101-1 industrial Ethernet media converter used to convert electrical Ethernet signals (RJ45) into optical fiber signals (multimode BFOC). It is designed for reliable data transmission in industrial automation networks where long distance communication and electromagnetic interference protection are required.

It is part of the Siemens SCALANCE X100 series, widely used in PROFINET and industrial Ethernet systems.

Key Specifications

• Model: 6GK5101-1BB00-2AA3
• Series: Siemens SCALANCE X101-1
• Product Type: Industrial Ethernet Media Converter
• Ports:
  • 1 × 10/100 Mbps RJ45 Ethernet port
  • 1 × 100 Mbps multimode BFOC fiber port
• Transmission Speed: 10/100 Mbps (copper), 100 Mbps (fiber)
• Fiber Type: Multimode optical fiber (up to ~5 km)
• Power Supply: 24 V DC (18–32 V range)
• Function: Electrical ↔ Optical signal conversion
• Diagnostics: LED status indicators + fault contact output
• Installation: DIN rail or cabinet mounting
• Protection: Industrial EMC-resistant design

Features & Advantages

• Enables long-distance Ethernet transmission via fiber optics
• Strong resistance to electromagnetic interference (EMI)
• Simple plug-and-play operation (unmanaged device)
• Built-in diagnostics for easy maintenance
• Redundant power supply support
• Compact industrial design for control cabinets
• Compatible with PROFINET industrial networks
• Reliable 24/7 continuous operation

Applications

• Industrial Ethernet network extension
• Factory automation systems
• SCADA communication networks
• Power plants and substations
• Oil & gas communication systems
• Water treatment and utility networks
• Machine-level fiber optic communication links