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GENERAL SPECIFICATIONS Battery power supply 7.2 V DC (6 × 1.2V Ni-MH; IEC LR20) • Mains power supply : 90-260 V AC, 45-65 Hz, 60 VA / (300V CAT III) • Protection classification : double insulation T • Over-voltage category : CAT IV 600 V • Pollution degree : 2 • Degree of protection : IP 44 with case closed • Dimensions (w × h × d) : 36 x 16 x 33 cm (14.2 x 6.3 x 13 in) • Weight (without accessories, with batteries) : 5.5 kg (12.1 lb) • Visual and sound warnings : yes • Display : LCD dot matrix with backlight - (160 x 116) • Memory : Non-volatile internal memory,1000 numerical measurements with time and date. Environment Conditions • Working temperature range : -10 to 50 °C (14° to 122°F) • Nominal (reference) temperature range : 10 to 30 °C (50° to 86°F) • Storage temperature range : -20 to +70 °C. (-4° to 158°F) • Maximum humidity : 90% RH (0 to 40 °C / 32° to 104°F) non-condensing • Nominal (reference) humidity range : 40 to 60 % RH Autocalibration • Auto-calibration of measuring system : every time after turning power on Connecting System • Two safety banana sockets : +OUT, -OUT (10kV CAT I, Basic) • Two GUARD. banana sockets : GUARD (600V CAT IV, Double) • Guard resistance : 400 ke 10 % Discharging • Every time after measurement completion. • Discharging resistance : 425 ke 10 % RS232 Serial Communication • RS232 serial communication : galvanic separated • Baud rates : 2400, 4800, 9600, 19200 baud, 1 stop bit,no parity. • Connector : standard RS232 9-pin D female. USB Communication • USB slave communication : galvanic separated • Baud rates : 115000 baud, • Connector : standard USB connector - type B. Clock • Built-in Real time clock : Displayed permanently and stored as a parameter in combination with the result. 35