FM63XY is designed for complex solutions. Features like FMS CAN data (J1939), fuel CAN data (J1708), tachograph live data (K-Line), remote tachograph file download, various third party RS232 or RS485 devices support and Dual-SIM will maximize your fleet efficiency.
some Some questions about the use:
For what is the “Download alternative DDD card files” option?
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All the information about tachograph data:
https://wiki.teltonika.lt/view/FMB630_Tachograph_Data