Kestrel 4000, Instruction Manual

Page 1: ...ion Manual For Kestrel 4000 Kestrel 4000 NV Models 4000 Pocket Weather Tracker with Backlight www kestrelweather com 800 784 4221 In a hurry Be sure to read pages 5 7 to ensure that your Kestrel is setup properly Revised 02 09 ...

Page 2: ...Chart COMMAND BUTTON In Chart Screens press to view data points In Setup Menus press to make selection MANUAL MEMORY BUTTON Press to manually store current conditions to memory MEASUREMENT BUTTONS Press to scroll between screens Date Time Measurements User Defined Screens POWER SETUP BUTTON Hold to turn power on or off Press to enter and exit Main Setup Menu FRONT ...

Page 3: ...d separately BATTERY DOOR Sealed with o ring to keep product watertight TEMPERATURE SENSOR Hermetically sealed precision thermistor coiled to isolate from case temperature HUMIDITY SENSOR Capacitive sensor with secondary thermistor to improve accuracy and response SERIAL NUMBER PRESSURE SENSOR Monolithic silicon piezoresistive sensor Do NOT insert any objects into this hole AAA BATTERIES BACK ...

Page 4: ...Kestrel 4000 is the next generation of weather monitoring Now you can instantly measure EVERY major environmental condition easily accurately and right in the palm of your hand While the Kestrel 4000 is user friendly and simple to use reading the instruction manual is recommended in order to use the Kestrel 4000 to its fullest potential NK manufacturer of Kestrel Pocket Weather Meters is available...

Page 5: ...F To turn the Kestrel Meter ON press the button To turn the Kestrel Meter OFF hold the button for two seconds Or press the button then press the button with the word OFF highlighted Note your unit will continue to automatically store data when the power is turned off When first turned on the Kestrel Meter will display a splash screen displaying the model number the battery indicator and the code v...

Page 6: ... to scroll through the various Measurements followed by the 3 User Screens and the Date Time Screen Any of these screens can be turned off so that you can customize your Kestrel Meter to show the screens that your application requires See the Measurements section in the Main Menu The Modes are displayed below Use the and buttons to scroll through the various Modes From any mode you may still scrol...

Page 7: ...e displayed at the bottom of the screen and the data value will be displayed at the top of the screen Hold down the or button to scroll quickly through the data points Press the or button to review the data for the other measurements Please note that the cursor will remain at the same date and time If new data is stored while viewing chart data the entire chart will shift left with the new data po...

Page 8: ...e Min Max Avg screen for any of these measurements hold the unit into the wind and press the button when the screen displays average to begin collecting data for all measurements and again when the screen displays stop to stop collecting data and hold the values on the display Press the button when the screen displays clear to clear the data This routine will work simultaneously for all measuremen...

Page 9: ...ceptors in the eye and causes night blindness until the entire adaptation process can take place again Light in the red spectrum does not cause this bleaching out preventing night blindness and night vision fatigue Press the button to activate the backlight The light will remain activated for one minute Press the button within one minute to deactivate the light manually Relative Humidity The Kestr...

Page 10: ...nging significantly At that point the RH value is stable and can be relied upon to be within the accuracy specifications Barometric Pressure and Altitude Adjustment The Kestrel Meter measures station pressure the actual air pressure in the measurement location and uses this value to calculate barometric pressure and altitude Station pressure changes in response to two things changes in altitude an...

Page 11: ... this value as your reference altitude by following the same procedure Both readings will now be accurate Starting with a known altitude for your location You can obtain your altitude from a topographical map or local landmark Google Earth is an excellent free program that provides the exact altitude for any given address www earth google com Set this value as your reference altitude on the BARO s...

Page 12: ...re on your Kestrel Meter regularly If you encounter an elevation landmark you can adjust the reference pressure until the altitude matches the landmark elevation This will correct the altitude for any pressure changes due to the weather Or you can obtain an updated reference pressure from the sources described above Some final notes If you wish to know the actual or station pressure for your locat...

Page 13: ...Restore Off Press the then the button to turn the display off Even when the Kestrel Meter s display is turned off the unit will continue to automatically store data at the defined Store Rate The battery life will be decreased if data is stored frequently The only way to completely shut off the unit is to remove the batteries Custom settings and data will be stored when the batteries are removed Me...

Page 14: ...w data points are not saved Press or to toggle between On and Off Man Store On Off When On data is stored when the button is pressed When off the button is disabled Press or to toggle between On and Off When unit is off data is NOT stored for 2 sec and 5 sec Store Rates Measurements Measurement screens can be turned off or hidden from the normal measurement navigation For example if wind chill is ...

Page 15: ...button Select the highlighted measurement by pressing the button Press the or button to increase or decrease the value of the limits Press the or button to change between the upper and lower limits Press the button to exit and return to the Measurement Selection screen Press the button to return to the Main Setup Menu Wind Speed Temperature Dewpoint Wet Bulb Temp Wind Chill Heat Index Pressure Alt...

Page 16: ...hange lines and the or button to scroll through the available measurements for each highlighted line Press the button to return to the User Screen Setup Menu Repeat above process for the other User Screens or press the button to return to the Main Setup Menu The User Screens may also be hidden if not needed System The display Contrast and Auto Shutdown can be reconfigured as required The relative ...

Page 17: ...is required for this calibration including two hermetically sealed containers and saturated salt solutions NK offers a calibration kit and instructions are available on www nkhome com If recalibration is desired the unit may also be returned to NK for service Date Time The date and time as well as date and time formats can be adjusted The Time Formats available are 12 hour and 24 hour The Date for...

Page 18: ...hen the memory is full each new measurement will be stored in place of the oldest data point The charts will provide a quick look at the recent weather conditions Keep an eye out for falling barometric pressure which indicates that a storm is coming Hiking Camping for the Weekend Auto Store On Store Rate 20 min Overwrite Off Man Store On These settings will allow you to track the conditions for al...

Page 19: ...nt speed Data will no longer be stored once the log is full in order to preserve it until it can be reviewed later Be sure to clear the data log just before your flight Skydiving Auto Store On Store Rate 2 sec Overwrite Off Man Store Off These settings will allow you to record a detailed account of your jump Be sure to clear the data log just before jumping As you descend toward the ground you wil...

Page 20: ...rking properly Or you can examine the effect on the environment when employees enter and exit the building HVAC R System Balancing Auto Store Off Store Rate Overwrite Off Man Store On These settings will require you to press the Manual Store Button in order to store any data at a duct hood vent or other air system The meter will not store any data automatically Be sure to record the location and d...

Page 21: ...hr 2 hr 166 days 16 hr 5 hr 416 days 16 hr 12 hr 1000 days GLOSSARY The below definitions have been greatly simplified in order to keep this section brief We strongly recommend that anyone who wishes to make use of these measurements refer to one of the many excellent weather references available for a more in depth definition On the internet visit www usatoday com or www noaa gov Or locate the US...

Page 22: ...er to display barometric pressure correctly Density Altitude The altitude at which you would be given the current air density Often used by pilots in order to determine how an aircraft will perform Also of interest to individuals who tune high performance internal combustion engines such as racecar engines Dewpoint The temperature to which air must be cooled in order for condensation to occur The ...

Page 23: ...ure This measurement is a holdover from the use of an instrument called a sling psychrometer To measure wet bulb temperature with a sling psychrometer a thermometer with a wet cloth covering over the bulb is spun rapidly through the air If the relative humidity is high there will be little evaporative cooling and the wet bulb temperature will be quite close to the ambient temperature Some exercise...

Page 24: ... month year Month day year SETTING FACTORY DEFAULT Automatic Data Store On Data Store Rate 1 hour Data Overwrite On Manual Data Store On User Screen 1 Wind speed temperature humidity User Screen 2 Humidity dewpoint wet bulb User Screen 3 Pressure altitude density altitude Display Contrast 10 Automatic Shutdown 15 minutes Language English PC Upload Stored data may be uploaded to a PC with the optio...

Page 25: ...information on this topic see the Barometric Pressure and Altitude Adjustment section under Special Functions Why is my Kestrel Meter is not registering wind speed It probably just needs a replacement impeller You can verify this by removing the impeller press firmly on the sides of the impeller and turn the unit on to the wind speed screen Hold the Kestrel Meter near a television computer monitor...

Page 26: ...play a reading Even in these conditions your Kestrel Meter will still continue to measure and record readings as specified by the automatic and manual data storage rates you will just not be able to read the display until the environment s temperature is within the operational range In cold environments you can keep the Kestrel Meter warm in your pocket and remove it only to take readings Be sure ...

Page 27: ...han an authorized NK repair agent impeller failure not caused by a manufacturing defect normal wear from use of the product failed batteries and re calibration beyond 30 days from your date of purchase Your warranty period will be measured from your date of purchase The best way to ensure full warranty coverage is to REGISTER your NK product promptly on our website www kestrelweather com We keep y...

Page 28: ...evel of accuracy Our primary Calibration Standards are sent for calibration in accordance with N I S T requirements and based on a regular schedule Only approved laboratories and N I S T themselves are used for these calibration services Incoming and outgoing data is supplied with the certificate of calibration We also offer full factory service on every product we manufacture for as long as we ma...

Page 29: ...terms of the above warranty with our Customer Care Program Trade in any Kestrel Pocket Weather Meter no matter the age or condition and receive a generous discount on the replacement product same model only Our Customer Care Program applies only as long as we manufacture the product and does not cover product upgrades ...

Page 30: ...s It s available 24 7 at www nkhome com knowledgecenter For email assistance with the installation or operation of your NK product write techsupport nkhome com For help with an apparent malfunction or to arrange or inquire about a repair write repairs nkhome com Or call 800 784 4221 610 447 1555 outside of the USA Monday to Friday 9 to 5 East Coast Time ...

Page 31: ...n the USA by Instruction Manual for Kestrel 4000 version 4 29 ALL Please register your Kestrel Meter at www KestrelWeather com NIELSEN KELLERMAN 21 Creek Circle Boothwyn PA 19061 Phone 610 447 1555 Fax 610 447 1577 Web www kestrelweather com Email kestrel nkhome com ...

Page 32: ...d manufactured in the USA by Instruction Manual for Kestrel 4000 version 4 29 ALL NIELSEN KELLERMAN 21 Creek Circle Boothwyn PA 19061 Phone 610 447 1555 Fax 610 447 1577 Web www kestrelweather com Email kestrel nkhome com Please register your Kestrel Meter at www KestrelWeather com ...