Kestrel Meters Automobile Parts 4100 User's Manual
Contents
1. rel 4100 Pocket Ai ker Instruc Kestrel 4100 Pocket Air Flow Tracker IMPELLER BACK Sapphire jewel bearings on a user replaceable impeller ae TEMPERATURE SENSOR ao MY Hermetically sealed precision thermistor IMPELLER COVER HUMIDITY SENSOR Swivel cover protects N 2 Capacitive sensor impeller when not in use AD seedvier CE sses SERIALNUMBER DATA UPLOAD OPTICAL COUPLER Software and serial port interface sold separately BATTERY DOOR ______ Sealed with o ring to keep product watertight 2 AAA BATTERIES Kestrel 4100 Pocket Air Flow Tracker FRONT MANUAL MEMORY BUTTON Press to manually store current ss i E BACKLIGHT BUTTON conditions to memory Press to activate backlight for 1 minute MEASUREMENT BUTTONS MODE BUTTONS Press to scroll between screens Date Time Measurements User Defined Screens Press to change mode of measurements Current re a Min Max Avg Chart as COMMAND BUTTON ae In Chart Screens press POWER SETUP BUTTON rocket ait ow Teacher ee wie to view data points Hold to turn power on or off Press es ee In Setup Menus press to enter and exit Main Setup Menu to make selection Congratulations on your purchase of the Kestrel 4100 Pocket Air Flow Tracker The Kestrel 4100 is the next generation of handheld HVAC instruments Now you can instantly measure air velocity air flow and environmental condit2. 16 hr efault Settings Store Rate Total Memory 10 min 3 days 8 hr 20 min 6 days 16 hr 30 min 10 days 1 hr 20 days 2 hr 40 days 5 hr 100 days 12 hr 240 days 14 METRIC IMPERIAL m s fom m s fom F cm in 24 hour 12 hour day month year month day year FACTORY DEFAULT On 1 hour On On velocity air flow temperature temperature humidity dewpoint air flow temperature humidity 10 15 minutes English 16 Specifications Units Operational A Accuracy Specification Range Range MPH 0 8 to 135 0 0 1 0 8 to 89 0 MPH fpm 59 to 11 948 1 59 to 7877 Knots 0 6 to 118 3 0 1 3 of 0 6 to 78 Beaufort 0 to 12 1 reading Oto 12 m s 0 4 to 60 0 0 1 0 4 to 40 0 m s KPH 1 0 0 1 1 0 to 144 cfm 0 to 99 999 1 0 to 99 999 m h 0 to 99 999 1 0 to 99 999 z 3 of m m 0 to 99 999 1 0 to 99 999 reading m s 0 to 99 999 0 1 0 to 99 999 L s 0 to 99 999 1 0 to 99 999 1 inch diameter impeller with precision axle and sapphire bearings individually tested in NIST traceable wind tunnel Calibration drift lt 1 after 100 hours use at 16 MPH 7 m s Sustained operation above 60 MPH 27 m s will wear impeller rapidly and may cause destruction of impeller Replacement impeller PN 0801 may be field installed without tools US Patent 5 783 753 17 Minimum maximum average and logged history stored and displayed for every measured value 480 point data logger with graphical display Auto data storage interval settable from 2 sec
3. ar but for data the chart will be blank Temp Press the button again to scroll to 76 4 the Current Air Flow Screen z Continue pressing the button to scroll through Press the button to return to the Min Max Avg and the Current Measurement Screens listed on the Current Screens From either Min Max Avg or Chart previous page followed by the 3 User Screens Press Screen press the W or amp button to scroll through the the button to scroll through these screens in Min Max Avg or Chart Screen for the other reverse order measurements Navigation of Charts The Kestrel 4000 is capable of storing up to 480 data points To review Value the data press the button while viewing a chart A cursor will appear Chart on the most recent data point Press the button to scroll through older data points and the j gt button to scroll through more recent data points The date and time at which the data was stored will be displayed at the bottom of the screen The data value will be displayed at the top of the screen Hold down the 4 or gt button to scroll quickly through the data points Feb 27 16 58 14 Press the amp or W 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 point charted on the right The cursor will not shift with the chart Press the button to r
4. are measured independently from the stored and charted data While viewing the Min Max Avg screen for either Wind Velocity Air Flow or Wind Chill press the button when the screen displays average to begin collecting data for both measurements Press the button 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 measurements regardless of which one is displayed while the routine is run The Min Max Avg for Wind Velocity Air Flow and Wind Chill will not affect any other Min Max Avg or stored data Relative Humidity The Kestrel 4000 is capable of measuring RH very accurately 3 RH However there are a number of circumstances that can reduce the Kestrel 4000 s ability to perform within these specifications e Direct sun will heat the air inside the humidity sensor enclosure and cause inaccurate readings Keep the Kestrel 4000 in the shade when taking RH measurements e Rapid large temperature changes such as when taking a Kestrel stored inside at 70 F outside to a temperature of 40 F can require as long as 30 minutes to for the temperature inside the RH enclosure to match the temperature outside permitting the unit to provide accurate RH readings Any air flow over the RH sensor enclosure even as low as 2 mph significantly speeds up the response time When
5. ed in order for condensation to occur The difference between dewpoint and temperature is referred to as the temperature dew point spread A small dewpoint spread indicates high relative humidity while a high dewpoint spread indicates dry conditions Heat Index A practical measure of how hot the current combination of relative humidity and temperature feels to a human body Higher relative humidity makes it seem hotter because our ability to cool ourselves by evaporating perspiration is reduced Relative Humidity The amount of water vapor actually in the air divided by the maximum amount of water vapor the air could hold at that temperature expressed as a percentage Temperature The ambient air temperature Wind Chill The cooling effect of combined wind and temperature The wind chill gives a more accurate reading of how cold it really feels to the human body The Kestrel 4100 s wind chill is based on the National Weather Service standards as of November 1 2001 15 Store Rate 2 sec 5 sec 10 sec 20 sec 30 sec 1 min 2 min 5 min De UNIT Velocity Air Flow Temperature Functions C Dimensions Time Format Date Format SETTING Automatic Data Store Data Store Rate Data Overwrite Manual Data Store User Screen1 User Screen 2 User Screen 3 Display Contrast Automatic Shutdown Language mory Capabilities Total Memory 16 min 40 min 1 hr 20 min 2 hr 40 min 4hr 8 hr 16 hr 1 day
6. eturn to the Chart Mode 7 Measurements use AW Air Velocity ip Air Flow j Temperature Navigation The Kestrel 4100 is set up to display 6 Measurements some are actually calculations in 3 Modes The Measurements are listed to the right with their corresponding screen icon Use the amp and W buttons to scroll through the various Measurements The Modes are Current displays the instantaneous reading i Wind Chill Min Max Avg displays the Minimum Maximum Average readings from m i stored data HI Chart displays a graphical representation of up to 480 stored data points Humidity Examples of each of these screens are shown below Use the lt 4 and gt buttons Heatindex to scroll through the various Modes a Dew Point Modes use lt p gt teme j Teme F j Tem Min 32A 76 4 n 2 for data Current Min Max Avg Chart In addition to these Measurements and Modes there are also 3 User Screens which simulta neously show 3 current measurements see pages 8 and 11 for more information and the Date amp Time Screen which gives the current date and time Special Functions User Screens User Screen 1 The Kestrel 4100 has three User Screens which can be customized to display three W 1014 1 hPa current measurements simultaneously See page 11 for setup instructions 2 10 2 m s Min Max Avg for Velocity Air Flow and Wind Chill s3 The Min Max Avg values for Wind Velocity Air Flow and Wind Chill
7. ions easily accurately and right in the palm of your hand While the Kestrel 4100 is user friendly and simple to use and the Quick Start Card will help get you started reading the instruction manual is recommended in order to use the Kestrel 4100 to its fullest potential NK manufacturer of Kestrel Pocket Weather Meters is available to answer questions and provide support Contact NK by phone 610 447 1555 fax 610 447 1577 email info nkhome com or web www nkhome com Eso E F E 1bie of Contents Getting Started Pouch and Lanyards Battery Installation On Off Date and Time Set Up Screen Navigation Measurements and Modes 6 7 Charts 7 Special Functions User Screens 8 Min Max and Averaging 8 Relative Humidity 8 Backlight 9 9 9 1 Air Flow Manual Data Storage Main Setup Menu 10 Application Examples 13 Memory Capabilities 14 PC Upload 14 Glossary 15 Factory Default Settings 16 Specifications 17 Getting Started Pouch and Lanyards Wrist and neck lanyards and a small pouch have been provided To install the lanyard of your choice feed the thin end of the lanyard around the metal post on the battery door as shown in diagram Feed the thick end of the lanyard through the loop on the thin end Using tweezers can help Battery Installation Use only AAA batteries Install batteries as indicated on the battery door After installing the batteries the Kestrel 4100 will automatically start in the Date and Time Setti
8. lable Highlight the desired User Screen by pressing the 4 or W button Press the button to select the highlighted User Screen Press the d and W buttons to change 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 11 fain Setup Menu You can customize your Kestrel 4100 in multiple ways Press the button to access the Main Setup Menu Press the button to select the highlighted setting Off Press the or the button to turn the display off Even when the Kestrel s display is turned off the unit will continue to automatically store data if Auto Store is enabled Wind speed will NOT be stored when the unit is off To continously measure wind speed turn the auto shutdown off pg 12 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 Memory Options These settings control the data storage properties Press the button to return to the Main Setup Menu Setting Description Operation Clear Log Go Done All stored data is cleared This will also clear Min Max Avg data Press 4 or to clear the log Reset MMA All Min Max Avg data is cleared Chart da
9. measurement Press the button to return to the Main Setup Menu Graph Scale These settings control the chart limits of your meter Depending on the conditions the lower and upper limits of the chart scale may need to be adjusted in order to get the best view of the data Highlight the desired measurement by pressing the or W button Select the highlighted measurement by pressing the button Press the lt or gt button to increase or decrease the value of the limits Press the amp or YW button to change between the upper and lower limits Press the button to exit and return to the measurement selec tion screen Press the button to return to the Main Setup Menu Units The units of measure can be adjusted to best suit the application The following units are available Air Velocity AirFlow Temperature Dewpoint Dimensions m s meters per second cfm Wind Chill Heat Index ft km h kilometers per hour m h F Fahrenheit cm kt knots m m C Celsius m mph miles per hour m s in fom _ feet per minute L s Bft Beaufort Highlight the desired measurement by pressing the amp or W button Press the lt or button to scroll through the available units Press the button to return to the Main Setup Menu User Screens The three User Screens can be reconfigured to display the most appropriate information for the application Only current measurements can be selected for the User Screens Min Max Avg and Charts are not avai
10. n Kit PN 0824 0 7 to 135 0 MPH T J iF ie MPH 20 to 158 F 50 0 to 260 0 F o 8 8 to 89 0 to 158 0 4 to 60 0 m s 45 0 0 1 1 0 4 to 40 m s 29 to 70 C to 125 0 C 0 0 to 100 0 RH F 0 1 3 6 50 0 to 260 0 F 0 to 100 0 RH o Oto 100 0 a r 45 0 to 125 0 C 20 to 158 F 20 to 95 RH 29 to 70 C 20 to 95 RH of 0 0 to 100 0 RH 0 1 36 50 0 to 260 0 F 0 0 to 100 0 RH C 0 1 2 45 0 to 125 0 C The above values are calculated from the primary measurements of wind speed temperature and relative humidity 20 to 158 F 20 to 95 RH 29 to 70 C 20 to 95 RH 18 w a a iv 4 Nielsen Kellerman 610 447 1555 www nkhome com info nkhome com Instruction Manual for Kestrel 4100 version 4 01 ALL
11. nd or rectangular openings Press the v button to highlight the dimensional settings For round openings simply set the correct diameter of the opening Use the and buttons to increase and decrease the value Holding these buttons will increase and decrease the value quickly For rectangular openings set both the length and the width of the opening When the dimensional settings are correct press the button to exit the DIMENSIONAL SETTING screen and return to AIR FLOW screen The displayed air flow value will be the result of multiplying the instantaneous air velocity by the area of the programmed opening Note that you may change the units for setting duct dimensions under the Main Setup Menu see page 11 for instructions Choices are inches feet centimeters and meters Manual Data Storage In addition to automatic readings the Kestrel 4100 can also take readings manually Simply press the E button to store all the presently measured values in memory with date and time Readings taken manually will appear chronologically within the automatically store data in the chart Manual Data Storage may be disabled see page 10 for Manual Data Storage settings Measurements Measurement screens can be hidden from the normal measurement navigation For example if wind chill is not of interest it can be hidden Press the 4 or W button to highlight the desired measurement Press the lt or button to toggle between ON and OFF for each individual
12. ng mode See Date and Time Setup below Custom settings and chart data will be saved during a battery change Turning the Kestrel 4100 ON and OFF ON Press the button OFF Hold the button for two seconds Or press the button then press the button with the word OFF highlighted Note If auto store is enabled your unit will continue to automatically store data when the power is turned off Date and Time Setup The first time that you turn on your Kestrel 4100 as well as after a battery change you will need to set the date and time The Introduction Screen will appear for 3 12Hr seconds followed by the Date Time Setup Screen Press the amp and W buttons Minute 18 to scroll through the settings Press the 4 and P buttons to scroll through the Son 7 y setting options After entering the date and time press the button to exit the Date Time Setup Then press the button again to exit the Main Setup Menu d adjust D exit 5 Measurement Navigation Mode Navigation Tuesday J 4 2001 ae Starting on the Date amp Time Screen 8 1 g2 While in a Current Screen press the reme F siasa button to view the Min Max Avg for a Min 324 measurement If there is no stored ma oa Press the button to scroll to the Current Wind Velocity Screen data the values will be displayed as TEMP F Press the button again to view a chart for the measurement If there is no stored data the axis will appe
13. of measure date and time formats and system settings can be restored See page 17 for alist of the default settings Press the or W button to highlight the desired default setting Metric Imperial or Defaults Press the or j gt button to reset the factory setting Press the to return to the Main Setup Menu 12 _ Application Examples This section provides examples of applications where a Kestrel 4100 might be used and the appropirate memory settings HVAC Environmental Monitoring Auto Store On Store Rate 5min Overwrite On Man Store Off These settings will record conditions every five minutes for a total storage of almost 21 hours You can monitor the conditions in a laboratory or manufacturing plant both day and night to determine if the climate control is working properly Or you can examine the effect on the environment when employees enter and exit the building HVAC R System Function Verification 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 system location The meter will not store any data automatically Be sure to record the location an date time of storage for reference when reviewing the data After storing the conditions at each location simply review the data and balance the system Air Duct Measurements There are two useful techniques for measuring air flow in a duct
14. onds to 12 hours Manual data capture Multifunction multi digit programmable dot matrix display 1 second English French German Italian Spanish Aviation green electroluminescent backlight Automatic or manual operation The operational temperature range of the liquid crystal display and batteries is 0 F to 131 F 18 C to 55 C Beyond the limits of this range the unit must be maintained within range and exposed for minimum time necessary to take reading 22 F to 140 F 30 C to 60 C User selectable 15 minutes 60 minutes or disabled AAA Alkaline two included Average life 400 hours of use depending on backlight use Waterproof IP67 standard 5 0 x 1 8 x 1 1 in 12 7 x 4 5 x 2 8 cm 3 6 oz 102 gm Safety orange 19 Operational Accurac ERIT Units P Resolution y Specification Range Range F 50 0 to 260 0 0 1 1 8 20 to 158 eC 45 0 to 125 0 0 1 1 2 to 70 C Thermally isolated hermetically sealed precision thermistor mounted externally US Patent 5 939 645 Calibration drift negligible RH 0 0 to 100 0 0 1 3 0 RH 5 to 95 non condensing Polymer capacitive humidity sensor mounted in thin walled chamber external to case for rapid accurate response US Patent 6 257 074 Response specification is time to achieve 95 or better of stated accuracy Calibration drift 2 over 24 months Relative humidity may be recalibrated at factory or in field using Kestrel Humidity Calibratio
15. or at the face of a duct opening First the unit can be used in the Max Avg Mode see page 8 Hold the unit in one corner or side of the duct Press the button to begin the averaging interval Slowly traverse the duct Press the button at the end of the traverse of the duct The maximum and average air flow measurements will be displayed Second the unit can be used to store the air flow at multiple points in a duct Hold the unit in one position in or on the duct Press the E button to manually store the measurements see page 9 Repeat this process in multiple positions in or on the duct When complete review the stored measurements in the chart data see page 7 and average them if desired 13 a a Glossary The below definitions have been 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 USA Today publication The Weather Book Please note that any words in a definition printed in italics are themselves defined in this glossary Air Flow The volume of air passing through an area for a given period of time This is commonly calculated by multiplying the air velocity by the cross sectional area through which the air is passing Dewpoint The temperature to which air must be cool
16. ta will remain intact Go Done Press 4 or to clear the MMA Auto Store When On data is automatically stored at preset Store Rate When On Off Off data is only stored when manually captured with the M amp M button Press lt or gt to toggle between On and Off Store Rate The frequency at which data sets are automatically stored 2sec 12hr Battery life may be shortened if data is stored frequently Press or to increase or decrease Store Rate frequency Overwrite This setting only applies when the data log is full On Off When On oldest data point is discarded to allow memory for the new data point When Off new data points are not saved Press 4 or to toggle between On and Off Man Store When On data is stored when the M amp M button is pressed On Off When off the EH button is disabled Press lt or to toggle between On and Off When unit is off data is NOT stored for 2 sec and 5 sec Store Rates io System The display Contrast and Auto Shutdown can be reconfigured as desired The relative humidity and pressure sensors can also be recalibrated Press the d and W buttons to highlight the appropriate selection and the 4 or P button to adjust or select The Contrast can be adjusted for better visibility depending on the ambient lighting conditions Press the 4 or P button to increase or decrease the contrast from 0 to 20 0 is lightest 20 is darkest The display can be set to automaticall
17. taking measurements under conditions where there is a significant change in temperature more than 2C or 4F be sure to allow enough time for the RH value to stabilize The greater the temperature change the greater the time You can use the logging capability of the K4000 to confirm that the unit has stabilized to a correct reading Set the memory options to a relatively short logging interval 20 seconds works well see page 10 for instructions select the graphical display of RH and you can see when the value is no longer changing significantly At that point the RH value is stable and can be relied upon to be within the accuracy specifications 8 Backlight 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 Air Flow The Kestrel 4100 will display the volume air flow based on the instantaneous air velocity and cross sectional area of the opening through which the air is passing If your particular industry uses a standard of practice for air flow measurements be sure to adhere to those standards when using this product Shape Rect To set the dimensions of the duct or opening press the button while viewing the AIR FLOW a on screen The DIMENSIONAL SETTING screen will appear with the word SHAPE highlighted 4h adjust anit The shape of the opening can be selected by pressing the lt or button The options are rou
18. y turn off in order to conserve the battery life Auto Shutdown will only occur after the preset time has elapsed without any button presses Press the lt or gt button to scroll through the Auto Shutdown options 15 minutes 60 minutes Off Humidity Cal The humidity sensor can be calibrated by teaching it the correct humidity Some special equip ment 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 Recalibration of this sensor is typically not required and it is not recommended that you recalibrate without speaking to an NK technician Press the button to return to the Main Setup Menu Date amp 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 formats available are day month year and month day year See page 5 for instructions on how to set the date and time Press the button to return to the Main Setup Menu Language Displayed text can be set in one of five languages English French German Italian or Spanish To choose a language use the amp and buttons to highlight the desired language Press the button to select the language and return to the Main Setup Menu Otherwise press the button to return to the Main Setup Menu without changing languages Restore Default settings for units
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