Data logger for Hoymiles inverters, Intelligent zero export control and power export limitation. Stable communication with HM series micro-inverters. Supports RS485 and Ehternet port for communication with peripherals. Module level monitoring and data storage. Support remote O&M, including remote upgrade and parameter setting. Intelligent zero export control and power export limitation. Monitoring of PV generation and load consumption. The DTU-Pro data transmission unit has a monitoring capacity for up to 99 solar modules. This makes the system suitable for more complex PV installations. Users can read the data and alarms easily and quickly at module level. Remote operation, as well as remote maintenance of the PV system, can be conveniently carried out at any time and from any location via the Hoymiles S-Miles Cloud. S-Miles account creation. The S-Miles account can only be created via the DTU dealer. The following link (https://www.offgridtec.com/hoymiles-account/) will take you to the account creation process. After you have received the DTU, please fill in the details with the order number "BRACK.CH". The dealer will then create your account and send you the access data.