No hardware is required for the integration.

With the "Grundfos GO Remote" app, you can use your smartphone or tablet to parameterise Grundfos pumps and controllers, save settings and create commissioning logs.
The app can be connected to the device via Bluetooth if it is supported or via a Grundfos MI 301 (98046408). The free smartphone app is available for download in the app stores below:

Multilift