Factory Default - Kestrel 4000 Instruction Manual

UNIT METRIC
Wind Functions m/s
Temperature Functions °C
Barometric Pressure hPa
Altitude Functions m
Time Format 24 hour
Date Format day/month/year
SETTING

FACTORY DEFAULT

Automatic Data Store On
Data Store Rate 1 hour
Data Overwrite On
Manual Data Store On
User Screen1 wind speed, temperature, humidity
User Screen 2 humidity, dewpoint, wet bulb
User Screen 3 pressure, altitude, density altitdue
Display Contrast 10
Automatic Shutdown 15 minutes
Language English
Nielsen-Kellerman
610.447.1555
www.nkhome.com
info@nkhome.com
Instruction Manual for Kestrel 4000 version: 3.00 ALL
IMPERIAL
mph
°F
inHg
ft
12 hour
month/day/year
ACCURACY
(Within OPERATIONAL RANGE stated below)
Wind Speed ±3% of reading
Temperature ±1°C
Wind Chill ±2°C
Wet Bulb Temp ±2°C
Dewpoint ±3°C
(above 20% RH)
Heat Index ±3°C
Relative Humidity ±3%
Pressure ±3hPa
Altitude ±30m
(at standard atmospheric conditions)
Altitude Resolution 1m
Density Altitude ±75m
UNITS AND OPERATIONAL RANGE
Units Low End High End
Knots 0.6 78
Meters per Second 0.3 40
Kilometers per Hour 1.0 144
Miles per Hour 0.7 89
Feet per Minute 59 7877
Beaufort Force 1 16
Celsius -29 70
Fahrenheit -20 158
Percent Humidity 5 95
Meters -500 9000
Feet -1500 30000
Hectopascal (or mbar) 870.0 1080.0
Inches Mercury 25.70 31.90
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RESPONSE TIME
Wind Speed 1 Second
Temperature, Relative
Humidity, Wind Chill, <1 Minute
Heat Index, Dewpoint
DISPLAY
Update 1 second
Temperature Range Normal operation from -20°C to 60°C [-4°F
to 140°F]. Below -20°C [-4°F], accurate
readings may be taken by keeping the unit
warmer than -20°C [-4°F] and exposing it
for the minimum time necessary to take a
reading (less than one minute).
Storage Temperature -30°C to 60°C [-22°F to 140°F].
PHYSICAL
Battery Two AAA alkaline batteries (included).
Impeller 25 mm. [1in.] diameter, sapphire
bearings, light weight. User-replaceable
impeller/housing assembly.
Temperature Sensor Hermetically sealed precision thermistor.
Humidity Sensor Capacitive sensor.
Pressure Sensor Monolithic Silicon Piezoresisitive sensor.
Dimensions 12.7 x 4.5 x 2.8 cm. [5 x 1.8 x 1.1 in.]
Weight 102 g. [3.6 oz.]
For more information or more detailed specifications, please visit
www.nkhome.com.
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