Documenting process calibrator LPC 300, portable, accuracy ±0.025% f.s. High precision, high resolution. Pressure ranges from 0/250 mbar up to 0/1000 bar, selectable pressure units, changeable reference sensors (up to 5 ranges with one LPC 300), measurement of pressure, vacuum, compound and absolute ranges. Measurement of voltage and current. Conversion pressure to V / mA and vice versa. Pressure switch test function. Menu-driven operation. Numeric keypad for entering reading data of analogue test specimen. In time display of calibration results (accuracy class of test item). USB and RS232 interface. Lithium Ion battery, chargeable.Optional software LPC-Cal to print out certificates of calibration.24 V output as power source for test specimen. Certificate of Calibration included in standard supply.