If you like to change heartbeat interval time to reduce mobile data usage please follow this 2 steps.

1. Connect to the station via http://stationIP:10001/config/login.html  username: MobilnaElektrika  password: MobilnaElektrika11
   

   

2. Click Configuration and scroll down to Time settings. Change General report interval (when not charging). Default value is 600s. After the change click save button.