Lowrance iFINDER Explorer, Operating Instructions Manual

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65
Digital Data page with barometric Pressure History box at the top and
Weather Symbol box at lower left.
When the iFINDER is first turned on and determines its position and
the local time, it takes a barometric pressure reading. As long as the
unit is on or in Sleep Mode, it records a pressure reading every hour.
Each reading is shown as a vertical bar in the Pressure History box. The
bar at far right is always the current pressure. The oldest reading is at
the left side of the chart. You can press the
←
and
→
keys to scroll
through these readings. You can also use
↑
to switch to altitude values or
the GPS Position display or
↓
to return to atmospheric pressure values.
Pressure History box, where the unit has been recording in Sleep
Mode for several hours. Air pressure peaked 11 hours ago, and has
been steadily dropping for the last 10 hours. The prediction is rain.
The unit has recorded 23 hourly readings, with the minimum pressure
at 981 millibars, the maximum at 989 mb and the average at 986 mb.
When the unit is first turned on, the Weather Symbol box is blank be-
cause there is no history — no trend has been established. When three
hourly readings are recorded, the Explorer interprets the data and dis-
Weather Symbol box
shows icon indicat-
ing current weather
trend.
Pressure History
box shows hourly
barometer readings.
Reading
23 hours ago
Current air
pressure
Pressure
of selected
hour
Reading 6 hours
ago, selected by
left arrow key
Current
reading