Datalogger with webserver interface. Manages up to 250 M-Bus meters. 4 GB internal memory provides a historic up to 10 years. Meter data acquisition interval of 15 min to 1 month. Meters reading, report sending, system remote managementLED display 128×96 pixels for local consultation and confguration. With IO for logical management and remote control. Temperature range: operative: -10° … +55°C. Temperature storage: -25° … +65°C. Dimensions 90x71x62 mmElectric featuresPower supply: 24 Vdc ± 10%, 24 Vac (min 20Vac, max 40Vac). Consumption: 3W.