Configuration
9 Docs
Last Updated: 25 June 2026
What is the maximum value of parameter 1138 (battery charge current) ?
This setting depends on the device model you have. We recommend that you consult...
Last Updated: 30 June 2026
How can I connect the devices in Studer communication bus?
This FAQ is for xtender and vario series. The order of the devices is...
Last Updated: 25 June 2026
How to configure my xtender and vario system for maximizing the self-consumption?
For grid-connected systems, adding battery storage provides a backup energy source in the case...
Last Updated: 25 June 2026
How to insert the xtender and vario expert code?
The expert code is 426468 and you can insert into the rcc’s menu: ⚠...
Last Updated: 26 June 2026
How do I perform a complete xtender and vario system backup?
The system stores by default a daily logfile on the SD card of the...
Last Updated: 29 June 2026
How do I upgrade the system software of xtender and vario devices?
The latest software version, xtender System Update (RXXX) is always available on our Studer...
Last Updated: 25 June 2026
How to create and use masterfile and what is it?
When you develop a project that is going to have many identical installations. You...
Last Updated: 29 June 2026
How do I reset the xtender and vario system to factory settings?
A software reset may be necessary in case of errors or problems in the...
Last Updated: 25 June 2026
How to check my GUID?
The GUID used in the xcom GSM/3G/4G or xcom LAN can be seen on...