Kestrel Meters Weather Radio KESTREL 3000 User's Manual
Contents
1. Metersper Feetper Kilometers Miles per Knots Beaufort Second Minute per Hour Hour Force F C Degrees Degrees Fahrenheit Celcius manufacture 5 Hold mode Press 4 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 4 or gt 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 c2. frost will form MAINTENANCE amp 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 0 replace the battery Use a large coin to open the battery compartment Insert a new ZN CR2032 coin cell available where watch batteries are Cian 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 Thank you for purchasing a Kestrel Pocket Weather Meter Please register your Kestrel within 10 days of receipt to activate your warranty coverage If Pocket Weather Meters product is not registered two year warranty coverage will start on date of 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 p
3. ETC SECONDARY USE FAVORITE MAGAZINE
4. Kestrel 3000 Pocket Weather Meter with Backlight Thank you for purchasing the Kestrel 3000 Pocket Weather Meter This instrument will measure the following environmental conditions e wind speed e wind chill e maximum wind gust e relative humidity e average wind speed e heat stress e temperature e 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 OPERATION 2 Turnon Press the center button to turn on the unit 1 Slide off cover 3 Select operating mode Press the right arrow p to scroll through the measurements listed below Press the left arrow 4 to scroll through the measurements in reverse order The instantaneous measurements will be displayed See Understanding the Measurements section for more information pe O A i a ar he C AA A Che OO of COD vee a MAX K E ave i F 10 D x MAX 3 AVG F Current Maximum 3 Average Wind Air Wind Speed Second Gust Speed Since Temperature Since Power On Power On rt Cer AS a OE ee e P e A a E fal Si F A F F Wind Chill Relative Heat Stress Dewpoint Humidity 4 Select the units of measure Press while holding to scroll through the units of measure 1 D 3 ms ish m je nn men ish s j m s ft m km h mph kt B
5. avity 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 ona human or animal at low temperatures due to wind speed Wind chill readings will be the same as the temperature readings above 45 F 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 ahuman or animal at high temperatures due to humidity Heat stress readings will be the same as the temperature readings below 70 F 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
6. havior of smoke waves trees etc is rated on a 13 point scale The scale was devised in 1805 by the British naval Commander Sir Francis Beaufort 1774 1857 and is still commonly used by mariners Strong Breeze Near Gale Gale Strong Gale Storm Violent Storm Hurricane WANA AA WNH OS WARRANTY amp SERVICE Warranty Your Kestrel is covered by a full parts and labor warranty for two years from your date of purchase The provisions of this warranty do not apply to a batteries whether contained in a unit or sold individually b units which have been subjected to misuse negligence accident or improper maintenance or application c humidity sensors damaged by excess contact with salt water or d units which have been repaired or altered by a party other than Nielsen Kellerman s employees or agents without Nielsen Kellerman s prior written consent Parts and Service To order replacement parts for your Kestrel or obtain service please contact Nielsen Kellerman or your original place of purchase Revised 06 15 05 SPECIFICATIONS Accuracy Units and Operational Range Within OPERATIONAL RANGE Units LowEnd HighEnd Wind Speed 3 of reading Meters per Second 0 3 40 Temperature 1 C Feet per Minute 59 7877 Wind Chill 2 C Kilometers per Hour 1 0 144 Relative Humidity 3 of scale Miles per Hour 0 7 89 Heat Stress 3 C Knots 0 6 78 Dewpoint 3 C Beaufort Force 1 13 Se Celsius 29 70 Response Time Fahren
7. heit 20 158 Percent Humidity 5 95 Wind Speed 1 Second Temperature Relative Humidity Wind Chill lt 1 Minute Heat Stress Dewpoint Display Type Reflective 4 digit LCD Digit Height 9mm 0 36 in Update 1 second Temperature Limitations Normal operation from 15 C to 50 C 5 F to 122 F Below 15 C 5 F the display fluid will freeze Above 50 C the display will turn black This is temporary and display will function properly when unit is returned to normal temps Accurate readings may be taken by keeping the unit warmer than 15 C 5 F or cooler than 50 C 122 F and exposing it for the minimum time necessary to take a reading less than one minute Auto Shutdown After 45 minutes of no button presses Environmental Sealing Electronics enclosure IP67 water resistant to 1 m 3 ft Floats Shock Drop tested to 2 m 6 ft Storage Temperature 30 C to 80 C 22 F to 176 F Physical Buttons Three sealed tactile rubber buttons control all functions Battery User replaceable CR2032 coin cell Typical life 300 hours Impeller 25 mm 1 in diameter sapphire bearings light weight User replaceable impeller housing assembly Case Slip on case prevents damage to display and moving parts Dimensions Unit 4 8 x 1 7 x 0 7 in 122 x 42 x 18 mm case 4 8 x 1 9x 1 1 122 x 48 x 28 mm Weight Unit2 3 oz 65g case 1 3 oz 37 g For more information or more detailed specifica
8. roduct 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 OM Nielsen Kellerman Sales Department Why does the Impeller Appear Imbalanced It is NORMAL for the impeller to oscillate as it comes to a stop It is NOT imbalanced Rather it contains a very small magnet which responds to the earth s magnetic fields This does not affect the accuracy of the wind speed readings because the magnetic field applies both a braking and an accelerating force which cancel each other The impeller has been calibrated to provide wind speed readings accurate to within at least 3 High Speed Use After several hours of sustained operation gt A over 25 M S 49 KT 90 KM H 56 MPH or 4 923 FPM the Kestrel will lose some accuracy due to wear of the sapphire bearings in the impeller Replacing the Impeller Press FIRMLY on the sides of the black impeller housing with your thumbs to remove the entire assembly When inserting the new impeller be sure the arrow is facing the display side of the unit and is aligned with the top of the meter Press on the sides of the housing rather than the center Taking Accurate Humidity Heat Stress and Dewpoint Measurements The patented system for measuring relative humidity allows for extremely fas
9. t and accurate readings The sensor is located in the large hole on the rear of the unit Even extreme and abrupt changes in the surrounding humidity will be measured within several minutes To test this place your hand around the rear of the unit Within several seconds the humidity will increase dramatically After removing your hand the humidity will quickly begin to decrease Next place your hand near the rear of the unit and wave the unit back and forth The humidity will not change because the air flow is diluting the humidity from your hand This example shows the importance of keeping air flow past the sensor while taking a measurement If there is no natural air flow past the sensor wave the unit back and forth It is also reasonable to lay the unit down on a solid surface for several minutes to allow the sensor to adjust Humidity Sensor Calibration The humidity sensor has been factory calibrated to be accurate to within 3 For recalibration y ou may either return it to Nielsen Kellerman for factory calibration or visit www nkhome com ww 3000 fieldcalibration html for field calibration instructions Field Calibration Kits are also available for sale online Description Calm LightAir Light Breeze Gentle Breeze Moderate Breeze Fresh Breeze BEAUFORT SCALE The Beaufort Scale is a system for estimating wind force without the use of instruments based on the visible effects of the wind on the physical environment The be
10. tions please visit www nkhome com ADDITIONAL INFORMATION Whatis a Kestrel The American Kestrel is the smallest North American falcon Beautiful and highly adaptable it can be found virtually everywhere in North America It is unique among falcons for its ability to both hover at very low speeds and dive at very high speeds Assembled in the USA The Kestrel 3000 is protected by US Patents 5 783 753 5 939 645 and 6 257 079 Other patents pending Nielsen Kellerman reserves the right to change product specifications 2004 Kestrel the Kestrel logo Pocket Weather NK and the NK logo are trademarks of the Nielsen Kellerman Co NIELSEN KELLERMAN 21 Creek Circle Boothwyn PA 19061 Phone 610 447 1555 Fax 610 447 1577 Web www nkhome com E mail kestrel nkhome com Please fill out the product registration below and mail it to Kestrel Registration 21 Creek Circle Boothwyn PA 19061 NAME ADDRESS CITY STATES P COUNTRY TELEPHONE NUMBER EMAIL ADDRESS SERIAL NUMBER DATE OF PURCHASE MODEL 1000 2000 2500 3000 3500 4000 4000 NVC 4100C MALE FEMALE C AGE 18 24 _ 25 36 _ 37 48 _ 49 56 _ 57 L AVERAGE HOUSEHOLD INCOME lt 25 000C 26 000 45 000L_ 46 000 75 000 _ 76 000 100 000 _ 100 000 WHERE DID YOU PURCHASE YOUR KESTREL HOW DID YOU LEARN ABOUT KESTREL POCKET WEATHER METERS PRIMARY USE CAMPING FIRE FIGHTING AGRICULTURE
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