ACR Electronics OWL series Reference Manual page 15

OWL Data Logger
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field and select the equation from the drop-down list. *
* Note that if a custom equation is not available when Edit Setup... is selected (e.g.: deleted)
then the equation will be shown as unknown. If a new equation is not selected the Realtime
value will not display correctly. If the logger is backed up the channel will be disabled then
changes to the equation can be made in the graph using the Lines Tab in Graph Settings.
For OWL 100 and 200 loggers you can set a range for the readings, thereby allowing you to
increase the resolution of the readings. To set the range click on either the MidPoint or Range
field. Next, click on the small button that appears at the right. This will pop up a form allowing
you to select the midpoint and range by simply dragging the bar.
For OWL 300 and 400 loggers you can set the minimum and maximum values for the range
for the readings. To set the range click on either the Range Min or Range Max fields. Next,
click on the small button that appears at the right. This will pop up a form allowing you to
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