Kestrel 4200 Instruction Manual
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Kestrel 4200 Instruction Manual

Pocket air flow tracker
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Table of Contents

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Download this manual See also: Instruction Manual, Instructional Manual
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1
4200
Pocket Air FlowTracker
In a hurry?
Be sure to read pages
5-7 to ensure that
your Kestrel is setup
properly!
Instruction Manual for
Kestrel 4200 Pocket Air Flow Tracker
www.kestrelweather.com
3
IMPELLER Sapphire jewel
bearings on a user-
replaceable impeller.
IMPELLER COVER Swivel
cover protects impeller
when not in use.
DATA UPLOAD OPTICAL
COUPLER Software and
serial port interface sold
separately.
BATTERY DOOR Sealed
with o-ring to keep
product watertight.
BACK
Revised 07/08
1
with Backlight
800.784.4221
3
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
2
Kestrel
®
4200 Pocket Air Flow
®
Tracker
MANUAL MEMORY
BUTTON Press to manually
store current conditions to
memory.
MEASUREMENT BUTTONS
Press to scroll between
screens: Date/Time,
Measurements, User
Defi ned Screens
POWER/SETUP BUTTON
Hold to turn power on or
off . Press to enter and exit
Main Setup Menu.
FRONT
4
Kestrel
®
4200 Pocket Air Flow
®
Tracker

TABLE OF CONTENTS

GETTING STARTED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
NAVIGATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
SPECIAL FUNCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
MAIN SETUP MENU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
APPLICATION EXAMPLES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
MEMORY CAPABILITIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
GLOSSARY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
DEFAULT SETTINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
FREQUENTLY ASKED QUESTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
CUSTOMER SERVICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Congratulations on the purchase of your Kestrel 4200 Pocket Air Flow Tracker! The Kestrel 4200 is
our newest and most comprehensive HVAC-specifi c instrument. It not only measures EVERY major
environmental condition easily, accurately and right in the palm of your hand, but now also automatically
calculates Volume Air Flow (CFM) and Humidity Ratio (grains).
While the Kestrel 4200 is user-friendly and simple to use, reading the instruction manual is recommended in
order to use the Kestrel 4200 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.
BACKLIGHT BUTTON
Press to activate
backlight for 1 minute.
MODE BUTTONS Press
to change mode of
measurements: Current,
Min/Max/Avg, Chart.
COMMAND BUTTON
In Chart Screens, press
to view data points. In
Setup Menus, press to
make selection.

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Summary of Contents for Kestrel 4200

  • Page 1: Table Of Contents

    Volume Air Flow (CFM) and Humidity Ratio (grains). silicon piezoresistive sensor. BATTERY DOOR Sealed While the Kestrel 4200 is user-friendly and simple to use, reading the instruction manual is recommended in Do NOT insert any objects with o-ring to keep order to use the Kestrel 4200 to its fullest potential.

  • Page 2: Getting Started

    Humidity Ratio requires. (See the Measurements section in the Main Menu.) will continue to automatically store data when the power is turned off .) When fi rst turned on, the Kestrel Heat Index The Modes are displayed below. Use the buttons to scroll Meter will display a splash screen displaying the model number, the battery indicator, and the code version.
  • Page 3 The Kestrel Air Flow Tracker will display the volume airfl ow, based on the instantaneous air velocity The Kestrel Meter is capable of measuring RH to a high accuracy: +/- 3% RH between 5 and 95%. To ensure and cross-sectional area of the opening through which the air is passing. If your particular industry...

  • Page 4: Main Setup Menu

    Custom settings and data will be stored when the batteries are removed. tuning), simply set the reference altitude on the BARO screen to “0”. In this case, the Kestrel Meter will not make any adjustment and will display the measured value. (Engine tuning and ballistics software Memory Options sometimes refer to atmospheric or station pressure as “absolute pressure.

  • Page 5: Application Examples

    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 Contrast can be adjusted for better visibility depending on the ambient lighting conditions.

  • Page 6: Memory Capabilities

    Humidity Ratio how cold it really feels to the human body. The Kestrel Meter’s wind chill is based on the National Weather The ratio between the actual mass of water vapor present in moist air — to the mass of the dry air.

  • Page 7: Default Settings

    Temperature Functions °C °F hold the unit in the airfl ow. However, if the duct has variable fl ow, it is more accurate to use the Kestrel Barometric Pressure inHg Meter’s averaging mode. Enter your duct dimensions, then press the...
  • Page 8 NK wants you to be an NK customer for life, so we take care of you even beyond the terms of the above within specifi cations when you receive it. Each Kestrel Meter comes with a Certifi cate of Conformity, with warranty with our Customer Care Program.

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