DST 4600A It is the development of DST4600, of which it keeps the consolidated user interface. The card circuit, measures system and software are redesigned to improve the performances and to have new features: - More flexibility thanks to increased programmable parameters. - Better measurement instruments accuracy. - Direct interface to GSM, SMS communication and board originated data call capability. - RMS measuring. - Power measures: kW, kVAR, PF, kWh, etc. - Fuel level, oil pressure, engine temperature measures ( for MTU and SCANIA also) - Internal event history data base. - Real time clock ( optional) - Electronic protection for overload and short circuit