Kestrel 4500NV Applied Ballistics Meter Manuel d'utilisateur

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10BASIC NAVIGATION & GETTING STARTEDUp-ArrowDown-ArrowLeft-ArrowRight-ArrowCenter KeyCapture Power On/Escape KeyBacklightQuick Tips:Your Shooter&

113. EnvironmentThese three main data groups determine an accurate ring solution. The rst step in getting a ring solution is selecting your gun. G

12GUN LIBRARY & INFORMATION SCREEN• Once you’re on the desired letter, use to move the cursor to the next space in the gun name. Continue

13GUN LIBRARY & INFORMATION SCREENMV-Temp TableThis allows you to enter and maintain a table of muzzle velocities based on temperature. If an ent

14The number shown to the top right of the screen represents the suggested range distance at which to apply a drop scale factor for Transonic ight (M

15• In order to accept the Calibrated DSF value, press and select “Yes” by pressing .• Press to exit to return to the Gun Information screen. T

16TARGET SCREEN CON'TTRmetersEstimateRange998mTarget Range• Use or to highlight “TR.” • Use and to adjust the value. Target Range E

17TARGET SCREEN CON'TENVIRONMENT SCREEN: The Environment screen contains all atmospheric parameters, such as temperature, station pressure, and

18RANGE CARD SCREENThe Range Card screen shows detailed information about the ballistic solution at various ranges that apply to the currently selecte

19BALLISTICS SCREENparameter is the muzzle velocity of the round (since the Kestrel is measuring environmental conditions, and the other specications

2To maximize the accuracy and reliability of your readings:• Ensure that your Kestrel Ballistics Weather Meter is in good repair and within factory c

20The AB Kestrel includes two automated ballistic calibration tools that dramatically increase accuracy at long range. First, muzzle velocity is calib

21QUICK KEYS: DIRECTION OF FIRE & WIND SPEEDchange the values of these parameters from the Main AB screen without entering into the Target screen.

22SETUP & OPTIONSMain Setup Menu• When unit is on, press to access the Main Setup Menu which is used to customize preferences.• Press and to

23SETUP & OPTIONS CONT.Memory Options• Press or to scroll to one of these options:Clear Log Go Press or to clear stored data (will

24• Use or to scroll to the desired Measurement screen.• Press or to turn screen “On” and “O”. The Kestrel Meter will continue to log

25Measurement Screens• Press or to scroll through the Measurement screens.Measurement Modes• From your chosen Measurement screen, use or

26Replacing the Kestrel Impeller Press only the sides of the impeller when removing and inserting to avoid damaging the precision hub bearing. [ Fig

27USING THE BOOTLOADERWhen new software updates become available, users can update their Kestrel using the NK Bootloader software. To do so, please fo

28GLOSSARY OF TERMS BALLISTIC & ENVIRONMENTAL QUICK REFERENCEmanually adjust both values. Active gun: When a gun is made active, ballistic solutio

29RTd – riing twist direction (right = clockwise from the shooter’s perspective)Click – assigns an angular value to sight clicksDSF - drop scale fac

3Features & Options ... 4Getting to Know Your Kestrel ... 5Battery Installat

30BALLISTIC & ENVIRONMENTAL QUICK REFERENCECON'TRt 75% – distance at which a bullet is 75% through the transonic rangeRsubs – range at whic

31FULL RANGE CARD DATA SAMPLESample of full Range Card data relative to data seen on display.Rng Elv Wnd1 Wnd2 Lead RemV RemE ToF SpnD50 2.42 0.06R 0.

32Rng Elv Wnd1 Wnd2 Lead RemV RemE ToF SpnD650 47.24 0.57R 1.31R 1.33R 1705 1130 0.970 0.35R700 53.92 0.63R 1.44R 1.36R 1631 1034 1.068 0.35R750 60.99

33SPECIFICATIONSFeature Abbreviation Units Minimum MaximumTargetActive Targets N/A A through E 1 5Target Range TR yards 25 4000meters 23 3658Wind Dire

34SPECIFICATIONSFeature Abbreviation Units Minimum MaximumGunBullet Diameter BD inches 0.10 1.00mm 2.54 25.40Bullet Length BL inches 0.10 3mm 2.54 76.

35CHOOSING & USING BATTERIES FOR YOUR KESTRELYour Kestrel meter is powered by two AAA size batteries. Here is a guide to selecting the right chemi

36We strongly recommend you use lithium or LSD NiMH batteries at all times to avoid battery corrosion damage. All alkaline batteries are prone to lea

375YEAR LIMITED PRODUCT WARRANTYYour Kestrel Pocket Weather Meter is warrantied to be free of defects in materials and workmanship for a period of FI

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4FEATURES & OPTIONSStandard • | Optional Measurement/ Units of Measure Icon 4500 w/Applied BallisticsWind Direction (Cardinal Points, Degrees)

Kestrel® Weather and Environmental Meters are designed and manufactured in the USANIELSEN-KELLERMAN21 Creek Circle, Boothwyn, PA 19061Phone: (610) 447

5GETTING TO KNOW YOUR KESTRELBACKDATA UPLOAD OPTICAL COUPLERSERIAL NUMBERAAA BATTERIES (2)(Lithium recommended)AMBIENT TEMPERATURE SENSORWIDE RANGE PR

6• Insert batteries into bottom of Kestrel unit as shown on battery door. • Snap door closed.Turning ON and OFF• Press to turn on the meter.•

7In addition to Wind Speed and Wind Chill, the Kestrel with Applied Ballistics Software also measures Direction, Headwind/Tailwind and Crosswind.Digit

8Measuring Direction The Kestrel 4500’s digital compass must be vertical to achieve accurate readings. Keep the unit positioned as close to vertical

9Setting Barometric Pressure & AltitudeThe Kestrel meter measures “station pressure”, which changes in response to both changes in altitude and ch