Change Sign of a Measurement (SPARKvue)

How do I change the sign of a measurement within SPARKvue? To change the direction of a measurement, select the tab that displays the measurement at the bottom of the graph display. Select "Change Sign". Following changing the sign for the measurement, please rezero your sensor by clicking on the "Zero Sensor Now" within the same tab menu.
Need more help with SPARKvue? Please visit our online help at www.pasco.com/help/sparkvue.

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