background image

Kestrel

®

 4200 Pocket Air Flow

®

 Tracker

17

and OFF for each individual measurement. Press the   or   button to highlight the desired measurement. 

Press the   button to return to the Main Setup Menu. Even when measurements are hidden, the Kestrel 

Meter will continue to log data for all measurements. If you wish to see the logged data for measurements 

that are hidden, simply enter the Measurement screen and turn them back on. The data will be stored in the 

same manner as all other measurements, as specified in the Store Rate.
Graph Scale

These settings control the chart limits of your Kestrel 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   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.  
Highlight the desired measurement by pressing the   or   button. Press the   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 your 

application. For example, if you need to monitor the wind speed, humidity and barometric pressure, a User 

Screen can display these current measurement values on the same screen for quick reference. Only current 

measurements can be selected for the User Screens — Min/Max/Avg and Charts are not available.
Highlight the desired User Screen by pressing the   or   button. Press the   button to select the 
highlighted User Screen. Press the   or   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 

Humidity Ratio

Temperature, Dewpoint, Wet 

Bulb Temp, Wind Chill, & Heat 

Index

Pressure

Altitude, 

Density 

Altitude

Gpp grains per pound
G/kg grams per kilogram

°C 

Celsius

°F 

Fahrenheit

InHg inches 

mercury
HPa nectopascals
psi pounds per 

square inch
mb milibar

m meters
ft feet

Units

The units of measure can be adjusted to best suit the application. The following units are available:

Air Velocity

Air Flow

Dimensions

m/s meters per second
km/h kilometers per hour
kt knots
mph miles per hour
ft/m feet per minute
Bft Beaufort

Cfm  cubic feet per minute
M

3

/h cubic meters per hour

M

3

/m cubic meters per minute

M

3

/s cubic meters per second

L/s liters per second

Ft feet
Cm centimeters
M meters
In Inches

Shop for Kestrel products online at:

1.877.766.5412

www.

KestrelStore

.com

Summary of Contents for Kestrel 4200

Page 1: ...acker 4200 Pocket Air FlowTracker with Backlight In a hurry Be sure to read pages 5 7 to ensure that your Kestrel is setup properly www kestrelweather com 800 784 4221 Revised 07 28 10 Shop for Kestre...

Page 2: ...to enter and exit Main Setup Menu IMPELLER Zytec V bearings on a user replaceable impeller IMPELLER COVER Swivel cover protects impeller when not in use DATA UPLOAD OPTICAL COUPLER Software and seria...

Page 3: ...rd 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 42...

Page 4: ...hat 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 sh...

Page 5: ...minute Press the button within one minute to deactivate the light manually Airflow The Kestrel Air Flow Tracker will display the volume airflow based on the instantaneous air velocity and cross secti...

Page 6: ...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...

Page 7: ...ou should ignore the values on the BARO screen since the pressure changes will be due to changes in elevation far more than to changes in the weather In general changes in barometric pressure associat...

Page 8: ...Max Avg data is cleared Chart data will remain intact Press or to clear the MMA Auto Store On Off When On data is automatically stored at preset Store Rate When Off data is only stored when manually c...

Page 9: ...etup Menu User Screens The three User Screens can be reconfigured to display the most appropriate information for your application For example if you need to monitor the wind speed humidity and barome...

Page 10: ...ion for instructions Then adjust the calibrating setting on the Baro Cal screen to the known mean sea level barometric pressure If recalibration is desired the unit may also be returned to NK for serv...

Page 11: ...xamine 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 th...

Page 12: ...into your location Falling pressure indicates the arrival of a low pressure system and expected precipitation or storm conditions Steady or rising pressure indicates clear weather A correct altitude...

Page 13: ...physiology guides use wet bulb temperature rather than heat index as a measure of the safety of exercise in hot and humid conditions Wind Chill The cooling effect of combining wind and temperature Th...

Page 14: ...ic device and it will display a wind speed Or wave a magnet like a refrigerator magnet back and forth by the Kestrel Meter If the Kestrel Meter is working properly you will register a wind speed readi...

Page 15: ...ue to improper use or neglect including corrosion damage caused by severe or excessive impact crushing or me chanical harm modifications or attempted repairs by someone other than an authorized NK Kes...

Page 16: ...es 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 make the product and as long after as...

Page 17: ...tion Manual for Kestrel 4200 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 registe...

Reviews: