To configure Catalyst In Collector Classic 
1. Open Trimble Mobile Manager (TMM) and sign in.
Connect to Trimble Catalyst to allow TMM to configure the Catalyst DA1 to configure the subscription and real-time setting.
Open the Status page to observe GNSS status.
Lastly, slide the radio button to the off position in TMM. You must disconnect from the Catalyst DA1 in TMM at this point for Catalyst to connect within Esri Collector Classic.
Please refer to Configuring the correct GNSS Receiver Coordinate System In Esri Collector for help with Coordinate system setup
2. Plug the Catalyst DA1 Antenna Cable into your smart device (Android) in an open sky environment.
Open Esri Collector and Sign In.
When prompted select OK to Allow the app Trimble Catalyst Service to access the USB device
3. Go to Settings > Location Provider
4. Select Integrated receiver.
5. Tap on the menu then Details next Catalyst and enter the height of the Trimble Catalyst DA1 and select OK.
6. Esri Collector is now reporting the real-time correction source from the Trimble Catalyst DA1. Tap on the green horizontal accuracy button in the lower left to display Catalyst metadata.
