|
Features & Applications:
The Kestrel 4100 Weather Anemometer is the new revolution in HVAC monitoring.
Features:
- Air flow in cfm, L/s, m³/s, m³/m, m³/h
- Air Velocity in ft/m, mph, m/s, km/h, kts, Beaufort
- Temperature in °F or °C
- Humidity in %
- Additional measurements of dewpoint, wind chill and heat stress index
- Data Logger (automatic and manual)
- Minimum, Maximum and Average values
- Multi-Function 3-line display
- Impeller can be replaced without tools
- Graphical Display for logged values
- Upload to a computer (with optional interface)
- Backlight for low light conditions
- Includes neck and wrist lanyards, protective pouch and 2 AAA batteries
- Assembled in the USA
Applications:
- Crop dusting & spraying
- Fire fighting
- Mining ventilation
- Ventilation (HVAC)
- Education
Spec Summary:
|
Air
Velocity |
|
|
Accuracy: |
±3% |
|
Response
Time: |
1 second |
|
Calibration
Drift: |
<2% after 100
hours use at 7m/s |
|
Knots: |
0.6
to 78 |
|
Meters
per Second: |
0.3
to 40 |
|
Kilometers
per Hour: |
1.0
to 144 |
|
Miles
per Hour: |
0.7
to 89 |
|
Feet
per Minute: |
59 to
7877 |
|
Beaufort
Force: |
1 to
16 |
|
Air
Flow |
|
|
Accuracy; |
±3% |
|
Response
Time: |
1 second |
|
Calibration
Drift: |
<2% after 100
hours use at 7m/s |
|
Cubic
Feet per Minute: |
0 to
99,999 |
|
Liters
per Second: |
0 to
99,999 |
|
Cubic
Meters per Second: |
0 to
99,999 |
|
Cubic
Meters per Minute: |
0 to
99,999 |
|
Cubic
Meters per Hour: |
0 to
99,999 |
|
Temperature |
|
|
Accuracy: |
|
|
Temperature: |
±1°C |
|
Wind
Chill: |
±1°C |
|
Dew
Point: |
±2°C |
|
Heat
Index: |
±3°C |
|
Response
Time: |
Approximately 1
minute for most conditions |
|
Celsius: |
-29
to 70 |
|
Fahrenheit: |
-20
to 158 |
|
Relative
Humidity |
|
|
Accuracy: |
±3% |
|
Response
Time: |
Approximately 1
minute for most conditions |
|
Calibration
Drift: |
±2% over 24 months
(can be field calibrated) |
|
Percent: |
5 to
95% |
|
Display |
|
|
Update: |
1 second |
|
Temperature
Range: |
Normal operation from -4 to 140°F
[-20 to 60°C]. Below -4°F [-20°C],
accurate readings may be taken by keeping the unit warmer
than
-4°F [
-20°C] and exposing it for the minimum time necessary to take
a reading (less than 1 minute). |
|
Storage
Temperature: |
-22°F
to 140°F [-30°C to 60°C]. |
|
Auto
Shutdown: |
After 15 minutes of
no button presses. (This feature can be disabled.) |
|
Physical |
|
|
Battery:
|
Two AAA alkaline
batteries (included). Typical life, 400 hours |
|
Impeller:
|
1in. [25 mm.]
diameter, sapphire bearings, light weight.
User-replaceable
impeller/housing assembly |
|
Temperature
Sensor:
|
Hermetically sealed
precision thermistor. |
|
Humidity
Sensor:
|
Solid state silicon
capacitive sensor |
|
Dimensions:
|
5" x 1.8" x 1.1" [12.7 x 4.5 x 2.8 cm.] |
|
Weight:
|
3.6 oz. [102 g.] |
*Specifications are
subject to change.
|
