DigiTech XC0450 - Barometric Pressure and Rainfall

19
8 Gale
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Some twigs broken from trees.
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seriously impeded
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9 Strong gale
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Some branches break off trees, and some
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10 Storm
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Trees are broken off or uprooted,
structural damage likely.
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11 Violent storm
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damage likely.
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12 Hurricane force
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and structures. Debris and unsecured
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4.3.9 BAROMETRIC PRESSURE
The atmospheric pressure is the pressure at any location of
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and gradually decreases as altitude increases. Meteorologists
use barometers to measure atmospheric pressure. Because
absolute atmospheric pressure decreases with altitude,
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conditions. Hence, your ABS pressure may read 1000 hPa at
altitude of 300m, but the REL pressure is 1013 hPa.
To obtain accurate REL pressure for your area, consult your
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pressure in SETUP (section 6.4.1)
4.3.9.1 ABSOLUTE OR RELATIVE BAROMETRIC PRESSURE MODE
In normal mode, press [ BARO ] key to switch between ABSOLUTE and RELATIVE barometric
pressure.
4.3.10 RAIN
The RAINFALL section shows the rainfall or rain rate information.
4.3.10.1 THE RAINFALL DISPLAY MODE
Press [ RAIN ] key to toggle between:
1. RATE - Current rainfall rate (base on 10 min rain data)
2. HOURLY - the total rainfall in the past hour
3. DAILY - the total rainfall from midnight (default)
4. WEEKLY - the total rainfall of the current week
5. MONTHLY- the total rainfall of the current calendar month
6. TOTAL - the total rainfall since the last reset
Period of rainfall
4.3.10.2 TO RESET THE TOTAL RAINFALL RECORD
In normal mode, press and hold [ RAIN ] key for 2 seconds to reset all the rainfall record.