Celestron 47023, Руководство пользователя

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7
BAROMETRIC PRESSURE READING
Barometric trend Pointer
: The arrow displayed on the LCD (A1) indicates the Barometric Pressure “trend”.
absolute/ relative air Pressure:
•
Display
: Press the
aBsolUtE/ rElatiVE
button (B10) to change display from the Absolute Pressure icon “ABS” or Relative Pressure
icon “REL”.
• set Benchmark of relative Pressure : When viewing relative pressure, hold the aBsolUtE/ rElatiVE button ( B10 ) for 3 seconds, press
the - (B9) or + (B8) button to adjust; press the aBsolUtE/ rElatiVE button (B10) to confirm. You can set this pressure based on your local
weather forecast.
Past hour air Pressure (history) reading:
• Press the historY button (B7) to view the past 12 hour’s barometric pressure history. Each button press changes the hour indicator (A12)
by 1 hour. Press 12 times to scroll through all 12 hours. Hold the + button (B8) for 3 seconds to switch through the barometric pressure
readings in millibars (hPa), inches of Mercury (inHg) or millimeters of Mercury (mmHG).
Barometric Pressure Bar graph:
• The barometric pressure reading at 0hr, –2hr,-4hr,-8hr,-12hr is recorded and shown on the barometric pressure bar graph (A3). The graph
is displayed in both hPa and inHg.
Indicating the barometric pressure
trend is rising
Indicating the barometric pressure
trend is falling
Indicating the barometric pressure
trend is steady