Main and Extending Modules
Caution
In case the firmware versions of the module to be connected and the main unit are incompatible, the module will not be detected. Therefore, update the device firmware after connecting the modules. Update firmware via the web configuration interface in System > Maintenance.
Tip
To accelerate access card reading, we recommend that the used card types are only selected in the module settings.
2N LTE Verso can be interconnected with the following modules: