10 Power Quality Analyzer Model 8230ITEM FUNCTION1. External power supply2. Four-point input for current sensor (MN, SR, AmpFlex, etc.)3. Negative terminal4. Positive terminal5. Color LCD display with graphic representation of system parameters and measure-ments6. Function Buttons:ON / OFF ButtonTurns the instrument ON after approx 5s press, turns OFF after secondpress.Recording ButtonConfigures, starts/stops, saves, displays and deletes recordings.Alarm ButtonDisplays, configures and deletes alarmsSetup ButtonConfigures the settings of the instrument.Waveform ButtonDisplays the voltage and current waveforms, minimum and maximumvalues, summary tables, and determines phase rotation.Power / Energy ButtonDisplays the measurements linked to power and energy.Harmonics ButtonDisplays curves linked to harmonicsSnapshot ButtonTakes a snapshot of the current screen or access screen stored in thememory. Records associated waveform and power measurement data.7. Navigation Buttons:Moves up one line in a menu or list of choicesMoves down one line in a menu or list of choicesMoves one character of field to the right in a menu, moves the graphiccursor, makes a selection or adjusts a cursor.Moves one character of field to the left in a menu, moves the graphic cursor,makes a selection or adjusts a cursor.8. Infrared optical interface for USB cable9. Charging light