Kestrel Meters Weather Radio KESTREL 3000 Dépliant

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Kestrel
®
 3000
Pocket Weather
 Meter
Thank you for purchasing the Kestrel 3000 Pocket Weather Meter.  This
instrument will measure the following environmental conditions:
•  wind speed
•  wind chill
•  maximum wind gust
•  relative humidity
•  average wind speed
•  heat stress
•  temperature
•  dewpoint
This instrument also features a data hold function, a backlight, and
an automatic power-down function.  Every unit is fully tested at our
factory for measurement accuracy and waterproof integrity.
OP
OP
OP
OP
OPER
ER
ER
ER
ERA
A
A
A
ATION
TION
TION
TION
TION
1)
Slide off cover.
      2)     Turn on:  Press the center
button ( ) to turn on the unit.
3)
Select operating mode.  Press the right arrow ( ) to scroll
through the measurements listed below.  Press the left arrow
( ) to scroll through the measurements in reverse order.  The
instantaneous measurements will be displayed.  (See
Understanding the Measurements section for more information.)
5)
Hold mode.  Press   while holding 
 to hold the measured
value on the display.  The word “HOLD” will blink to indicate the
Hold Mode.  Press   or  to view the other measurements in
Hold Mode. Press   while holding 
 to exit the Hold Mode.
This mode can be useful for taking measurements when unable
to view the display, as within a duct. The Max and Avg Wind
Speed Modes will continue to work as usual.
6)
Turn on the backlight.  Press   to activate the backlight for 10
seconds.  If   or   are pressed while the backlight is illuminated,
the backlight will remain illuminated for another 10 seconds.
Press 
 while the backlight is illuminated to manually turn off
the backlight.
7)
Turn off.  Hold 
 for 2 seconds to manually turn off the unit.
The unit will automatically turn off if no buttons have been
pressed for 45 minutes.
UNDERSTANDING THE MEASUREMENTS
Wind Speed - average over the previous three seconds.  The measurement
will be accurate for air flow through the front or rear of the unit.
Maximum Wind Gust - maximum 3 - second wind speed since the unit was
turned on.
Average Wind Speed - average wind speed since the unit was turned on.
Temperature - instantaneous temperature of the thermistor, which is located
at the end of the long coiled leads in the open cavity below the impeller.  The
exposed thermistor will respond quickly to changes in temperature when air
flows past it.  For fastest response, either hold the unit into the wind or wave
the unit side to side for 15 seconds.  Readings should be taken in the shade.
Wind Chill - combination of wind speed and temperature, as defined by the
US National Weather Service.  Wind chill is the effective temperature on a
human or animal at low temperatures due to wind speed.  Wind chill readings
will be the same as the temperature readings above 45ºF or below 3 mph.
Relative Humidity - amount of moisture in the air compared to the amount
of moisture the air can hold for the given temperature, represented as a
percent.  Because relative humidity is also a function of the temperature, the
response time will be dependent on the temperature response time (see
temperature section above).  Readings should be taken in the shade.
Heat Stress – combination of temperature and humidity, as defined by the US
National Weather Service.  Heat stress is the effective temperature on a human
or animal at high temperatures due to humidity.  Heat stress readings will be
the same as the temperature readings below 70ºF.
Dewpoint – calculated based on temperature and humidity measurements,
as a measure of moisture content in the air.  If the dewpoint is very close to the
temperature, the air is humid.  If the temperature and dewpoint are the same,
dew will form.  If this happens below freezing, frost will form.
MAINTENANCE & TROUBLESHOOTING
Storing Your Kestrel
Avoid storing your Kestrel where it will be exposed to temperatures below
-30°C [-22°F] or  above 80° C [176° F] for extended periods of time.  Doing so
may cause permanent damage.  (Note that the inside of a car parked in the hot
sun can reach very high temperatures.)
Use of the Lanyard and Cover
The cover can be captured on the lanyard to avoid loss. First, remove
the cord poplock. Then feed the lanyard end through the large
opening  in the over and out the slot. Replace the poplock on the
lanyard.
Replacing the Battery
When your display flashes the low battery
indicator ( ) , replace the battery.  Use a large coin
to open the battery compartment.  Insert a new
CR2032 coin cell (available where watch batteries are
sold), positive (+) pole up. When replacing the battery
door, be sure to keep the black rubber o-ring seated in
the groove on the case back.
4)
Select the units of measure.  Press   while holding   to scroll
through the units of measure.
m/s
m/s
Meters per
Second
ft/m
km/h
kt
mph
B
ft/m
Feet per
Minute
km/h
Kilometers
per Hour
mph
Miles per
Hour
kt
Knots
B
Beaufort
Force
˚F
˚C
˚F
Degrees
Fahrenheit
˚C
Degrees
Celcius
+
mph
mph
MAX
mph
AVG
˚F
˚F
%
%
˚F
˚F
Current
Wind Speed
Maximum 3-
Second Gust
Since Power On
Average Wind
Speed Since
Power On
Air
Temperature
Wind Chill
Relative
Humidity
Heat Stress
Dewpoint
MAX
AVG
˚F
˚F
%
%
˚F
˚F
or
with Backlight
Thank you for purchasing a Kestrel Pocket Weather Meter! Please register your
Kestrel within 10 days of receipt to activate your warranty coverage.  (If
product is not registered, two-year warranty coverage will start on date of
manufacture.)
This information will be kept confidential. Any information collected about our customers will not be sold
or distributed, and will be used for the business of Nielsen-Kellerman only. We are conducting this survey in
order to improve the quality of our product. Thank you for your cooperation and we appreciate your time.
The team at Nielsen-Kellerman stands proudly behind our products. If you have any questions or comments please feel
free to call us at 1.800.784.4221 or visit our website at www.nkhome.com.
Sincerely,
Nielsen-Kellerman
Sales Department
Kestrel
Pocket Weather Meters