71. Install a 9-volt battery in the batterycompartment or connect an ACadapter to the power connection(optional).2. Connect an electrode to the Inputand ATC connectors (optional).3. Press mode until the desiredmeasurement mode (pH or mV/relative mV) is displayed.4. Standardize the meter using upto three buffers by immersing theelectrode in a buffer, stirring, thenpressing standardize to enter eachbuffer.setuppH/mV MeterUP-10entermode standardize5. The display shows the currentreading in pH, mV, or relativemV units.6. Press setup to review electrodecalibration and to clear or selectbuffer sets.mode entersetupstandardizeUP-10 pH/mV MeterpH°CS4 7 10UltraBasic Meter Quick Reference