Weinzierl 5243 KNX IP Router 751 Interface 1TE (18mm)

With support for KNXnet/IP routing and tunneling, the Weinzierl 5243 KNX IP Router 751 connects KNX TP networks to IP backbones, enabling seamless integration of building automation systems over Ethernet. Its compact 1 TE (18 mm) DIN rail housing fits standard distribution boards, while the RJ45 10/100BaseT port ensures reliable network connectivity.

Overview

The Weinzierl 5243 KNX IP Router 751 is a professional interface for linking KNX twisted pair installations with IP networks. It supports up to 5 simultaneous tunneling connections and includes a filter table for group addresses, optimizing bus traffic. The device is powered either via the KNX bus (21-30V DC) or an auxiliary 12-30V DC supply, with low current consumption of <5 mA from the bus and <15 mA from auxiliary power at 24V DC.

What stands out

• Supports KNXnet/IP routing and tunneling
• Up to 5 tunneling connections
• Filter table for group addresses
• Long frame support
• Diagnostic LEDs for KNX, IP, and power
• Compact 1 TE (18 mm) width

Technical details

• Device type: KNX IP Router
• KNX medium: Twisted Pair (TP) to IP
• KNXnet/IP services: Routing, Tunneling
• Max. tunneling connections: 5
• Power supply (KNX bus): 21-30V DC
• Power supply (auxiliary): 12-30V DC
• Current consumption (KNX bus): < 5 mA
• Current consumption (auxiliary): < 15 mA (at 24V DC)
• Mounting type: DIN Rail (EN 60715)
• Module width: 1 TE (18 mm)
• Operating temperature: -5 °C to +45 °C
• Storage temperature: -20 °C to +70 °C
• Relative humidity: Max. 93% (non-condensing)
• Protection class: IP20
• Configuration software: ETS (Engineering Tool Software)
• Filter table support: Yes (for group addresses)
• Long frame support: Yes
• Diagnostic indicators: KNX, IP, Power LEDs
• Ethernet port: RJ45 (10/100BaseT)
• KNX connection: Bus Terminal

Our verdict

An efficient, space-saving KNX IP router with robust routing and tunneling capabilities, ideal for integrating KNX installations into IP-based building management systems.