WEINZIERL 5474 KNX RF/TP Coupler 673.1 secure

The WEINZIERL KNX RF/TP 673.1 secure coupler is a compact device designed to connect KNX RF devices to a radio line with the KNX Twisted Pair bus. This coupler supports KNX security, ensuring secure communication through the use of AES-128.

Key Features

The device is compatible with ETS 5.5 software or later and supports long frames, making it ideal for applications that require reliable and secure communication.

Power and Connections

The power is supplied through the KNX bus (main line) with a current consumption of about 10 mA. The coupler has a KNX bus connector (red/black) and an internal antenna.

RF interface

The RF interface operates in the 868.3 MHz ISM band with FSK modulation and a 6 dBm power output.

Indicators and Filtering

The buttons on the front panel allow you to disable the telegram filter for testing purposes. The LEDs indicate operating conditions and any communication errors on the KNX bus. The device includes an 8 kB filter table.

Mechanical Data

• Transparent plastic case (ABS)
• Compatible with 55 mm built-in boxes
• Dimensions: 48 x 40 x 18 mm
• Weight: about 20 g

Technical Properties

• Medium: RF/TP
• Long frame support
• KNX Security (AES-128)
• Compatible with ETS 5 (or later)