ELSNER 70143 KNX PS640 USB KNX power adapter with USB connector

The ELSNER 70143 KNX PS640 USB power system is designed to provide a reliable and comprehensive solution for KNX home automation systems.

Key Features

This device delivers a KNX bus voltage of 29 V and a DC supply voltage of 24 V for 24 V devices.

Output Voltage and Current

• KNX bus voltage: 29 V, maximum current 640 mA
• DC supply voltage: 24 V, maximum current 150 mA

Security and Monitoring Features

The system is equipped with protection functions against abnormal operating conditions, such as short circuits, overvoltages, overloads and excessive temperatures. These conditions are recorded and can be viewed on the display.

• Detection and display of short circuits, overvoltages, overloads and excessive temperatures
• Display of current discharge current and operating data

Line Reset

You can reset the line directly from the device using the keypad. This function allows you to restart the line in 30 seconds.

Display and User Interface

The device display shows various operating parameters, including operating hours, excessive loads, external and internal electric shocks, short circuits, and excessive temperatures. The user interface allows you to navigate through the menus to view operating data, display language and other settings.

• View memory data with operating hours and abnormal events
• Display of operating data such as bus voltage, bus current and temperature
• Selecting the display language

Connectivity and Interfaces

The 70143 model includes a USB connection, which adds flexibility and ease of integration with other devices.

Installation and Maintenance

Installation, testing and operational start-up must be carried out exclusively by a qualified electrician. It is important to follow VDE standards and national regulations to ensure a safe and correct installation.