เครื่องวัดดัชนีความร้อน Kestrel 4400NV 

Kestrel 4400NV Heat Stress Tracker 

Measures:

-Wet Bulb Globe Temperature (WBGT)

-Thermal Work Limit (TWL)

-Globe Temperature

-Naturally Aspirated Wet Bulb Temperature

-Wind Speed

-Max Wind Gust

-Average Wind Speed

-Temperature

-Wind Direction

-Crosswind

-Headwind/tailwind

-Altitude

-Pressure trend

-Barometric pressure

-Relative humidity in %

-Heat stress index 

-Dewpoint

-Wet bulb temperature

-Density altitude

-Wind chill

-Air, water, and snow temperature 

-Current, average, and maximum air velocity

Features:

-Waterproof and floats

-Time and date

-Easy- to-read backlit display

-Data Logger (automatic and manual)

-Customizable data storage - 2900 data points

-Minimum, Maximum and Average values

-Multi-Function 3-line display

-Humidity sensor can be recalibrated in the field with our Relative Humidity Calibration Kit

-Exterior temperature, humidity, and pressure sensors for fast and accurate readings

-Customize screens to display user-selected measurements

-Graph and recall trends

-User-replaceable impeller

-Flip-top impeller cover allows use of other functions while protecting the impeller

-Data charting

-Upload to a computer (with optional interface)

-Meets MIL-STD-810F 516.5 Procedure IV Transit Shock test - 20 drops from 5 ft. IP-67 sealed to exclude dust and water at 3 ft. submersion

-Five languages (English, French, Spanish, German, and Italian)

-Assembled in the USA

Here are just a few of the markets that need to reference WBGT for work or play: 

-Athletes (highschool, college, professional)

-Athletic trainers 

-Military training units & medics

-Law enforcement medics 

-Industrial hygienists

-Construction supervisors 

-Others working in extreme heat conditions

Kestrel Meter 4400 Includes:

-Batteries - 2 AAA

-Vane Mount

-A chart with suggested Heat Stress warning zones

Other Technical Specifications:

-Barometric Pressure = Yes 

-Barometric Trend = Yes 

-Humidity = Yes 

-Remote Monitoring = N/A 

-Temperature = Yes 

-Wind = Yes 

-Wireless = Yes

Product Information
Datasheet
Manual
KESTREL Catalog