Kestrel 4250 (Racing) User Manual

1Revised 09/07Instruction Manual for Kestrel 4250 Racing Weather Tracker4250Racing Weather Trackerwith BacklightIn a hurry?Be sure to read pages 5-7

Kestrel® 4250 Racing Weather® Tracker19APPLICATION EXAMPLESThis section provides examples of applications where a Kestrel Racing Meter might be used,

Kestrel® 4250 Racing Weather® Tracker21GLOSSARYThe below denitions have been greatly simplied in order to keep this section brief. We strongly recom

Kestrel® 4250 Racing Weather® Tracker23TemperatureThe ambient air temperature.Wet Bulb TemperatureThe lowest temperature to which a thermometer can be

Kestrel® 4250 Racing Weather® Tracker25Think the weather conditions at the track are the same as the information you are getting from back at the trai

Kestrel® 4250 Racing Weather® Tracker27I don’t have E.T. prediction software, any help you can oer how I can dial in with the Kestrel alone?We went t

Kestrel® 4250 Racing Weather® Tracker29CUSTOMER SERVICE KESTREL POCKET WEATHER METERS 5-YEAR LIMITED WARRANTYNK does not believe in “disposable elect

Kestrel® 4250 Racing Weather® Tracker31with N.I.S.T. requirements and based on a regular schedule. Only approved laboratories and N.I.S.T themselves a

Kestrel® 4250 Racing Weather® TrackerKestrel® Pocket Weather® Meters are designed and manufactured in the USA by:NIELSEN-KELLERMAN 21 Creek Circle, Bo

Kestrel® 4250 Racing Weather® Tracker3BACKLIGHT BUTTON Press to activate backlight for 1 minute.MODE BUTTONS Press to change mode of measurements: Cur

Kestrel® 4250 Racing Weather® Tracker5TABLE OF CONTENTSGETTING STARTED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Kestrel® 4250 Racing Weather® Tracker7Chart - Displays a graphical representation of up to 2000 stored data points for each measurement. If there is

Kestrel® 4250 Racing Weather® Tracker9SPECIAL FUNCTIONSCustomizable User ScreensThe Kestrel Meter has three User Screens that can be customized to dis

Kestrel® 4250 Racing Weather® Tracker11display of RH, and you can see when the value is no longer changing signicantly. At that point, the RH value i

Kestrel® 4250 Racing Weather® Tracker13BARO screen, since the pressure changes will be due to changes in elevation far more than to changes in the wea

Kestrel® 4250 Racing Weather® Tracker15Overwrite(On/O)This setting only applies when the data log is full. When On, oldest data point is discarded t

Kestrel® 4250 Racing Weather® Tracker17Pressure Adjustment section for instructions). Then adjust the calibrating setting on the Baro Cal screen to th