Kestrel 3500 Delta T - Manual (Page 5)

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MAINTENANCE & SERVICE
Replacing the Battery
When your display becomes dim or disappears, you need to
change the battery.
Use a US nickel or similar coin to twist open the battery
compartment.
Replace battery with a new, clean CR2032 coin-cell battery,
with positive side (+) facing up.
CR2032 batteries are available in most stores that sell
batteries.
When replacing the battery door, be sure to keep the black rubber o-ring
seated in the groove on the case back.
Hold Mode
Hold Mode can be useful for taking measurements when you are
unable to view the display.
• Hold down , then press .
• The word “HOLD” will blink on each screen and all values
will stop measuring and freeze in memory.
• Use or to view each Measurement screen in Hold
Mode.
• To exit Hold Mode, hold down , then press again.
Backlight*
• Press to activate the backlight for 10 seconds.
• Press again to manually deactivate the backlight
before 10 seconds expire.
*The Kestrel 1000 Meter does NOT offer a backlight.
MEASUREMENT NOTES
MEASUREMENTS
Barometric Pressure Trend
: indicates pressure is rising quickly (> +0.18 inHg) in 3 hours
: indicates pressure is rising (within +0.06 and +0.18 inHg)
: indicates pressure is stable (remains between -0.06 and +0.06 inHg)
: indicates pressure is dropping (within -0.06 and -0.18 inHg)
: indicates pressure is falling quickly (> -0.18 inHg)
Select Units of Measure
• Use
or to scroll to the desired Measurement
screen.
• Hold down , then press to set the desired Units of
Measure for the Measurement.
Water and Snow Temperature
The Kestrel Meter may also be used to measure the
temperature of water and snow. Submerge the thermistor
portion (curly exposed wire in window next to
impeller) in water or snow to get an accurate reading.
Kestrel Meters are completely waterproof, float and can be
safely submerged in water according to IP-67 standards
(up to 1 meter for a maximum of 30 minutes).
Max/Avg Function
To view the maximum wind gust recorded, press
or
until you see “MAX” appear at bottom of screen. Press
again to view average wind gust. “AVG” will appear at
bottom of screen. Both Max and Average are reset each
time the unit is powered down. To restart averaging,
simply turn the unit off and back on again.
MAINTENANCE & SERVICE
CAUTION
!
CR2032 batteries contain lithium, a toxic substance. Ingestion may cause serious injury or death. Keep battery
out of the reach of children. If swallowed, immediately seek medical help. Have doctor phone 24-hour hotline
at (202) 625-3333, call collect if necessary. Dispose of batteries properly and according to local regulations. Do
not puncture or burn batteries.