Pocket Environmental Meter

£309.00

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• Used in firefighting, agriculture, hazardous materials response, meteorology, military, law enforcement, research, education, scientific & mountaineering expeditions and more.
• Handheld, portable environmental meter with onboard data logging and graphing.
• Measures wind speed / air speed, temperature, humidity and pressure and displays over 10 total environmental parameters on large, hi-res, hi-contrast, graphic display.
• Optional LiNK connectivity powered by Bluetooth Smart® provides wireless communication to mobile devices and computers.
• Rugged (drop tested to MIL-STD-810G standards), waterproof (sealed to IP67 standards) and floats.
• Protective pouch, neck lanyard and Lithium AA battery included.
• 5-year warranty.

The Kestrel 5000 Environmental Meter (MAVM50) is a remarkably powerful measuring and data logging tool, yet remarkably compact. The Kestrel 5000 provides the same trusted accuracy, reliability, and usability as the original Kestrel 4000. Use it for research, safety, expeditions, agriculture and any other profession or activity where accurate on-the-spot conditions monitoring is key.

The new Kestrel 5 Series platform adds many new features and options. If you’re familiar with the Kestrel 4500, the first thing you’ll notice is the larger, higher-resolution and contrast display and improved font readability. The Kestrel 5 series also includes a built-in dual color backlight, extra-strong polycarbonate lens and AA battery operation and offers optional LiNK iOS and Android wireless connectivity and app support.
Like all Kestrel meters, the Kestrel 5000 is drop-proof, dust-proof, waterproof and able to withstand harsh environments without damage – so it can travel with you anywhere you dare to go. A range of carry pouch options makes it even easier to take your Kestrel meter with you.

In addition to measuring the current environmental conditions, the Kestrel 5000 tracks and logs over 10,000 sets of time-stamped data. Your data log can be transferred to a mobile device wirelessly, or to a PC with either the optional Kestrel LiNK Dongle or waterproof USB Data Transfer Cable.

The true versatility of the Kestrel 5000 becomes apparent with the addition of the Kestrel Vane Mount. This precision engineered accessory securely mounts the Kestrel 5000 to any tripod or other ¼-20 fitted bracket. Once mounted, the Kestrel 5500 becomes an independent monitoring station – the large wind vane and precision pivot keep the Kestrel oriented into the wind for continuous measurement and logging of wind speed along with all other key weather parameters. The Kestrel LiNK app (iOS and Android) also displays the Kestrel’s real-time readings on a vivid, customizable mobile device dashboard – providing a remote display that functions up to 100′ away (line of sight). The Kestrel 5000 meter can also be stored and carried in the Vane Mount belt pouch, and the entire kit weighs just 10.5 ounces / 295 grams and is just 2.5 x 3 x 8.5 inches / 6.5 x 7.5 x 22 cm in size.

Kestrels have been put to the test in some of the harshest conditions on the planet. U.S. Special Forces, combat weather teams, wildland firefighters, smoke jumpers, Mt. Everest expeditions and auto pit crews are just a few who rely on a Kestrel to provide them with the crucial environmental data they need. Watch any on-screen meteorologist during a hurricane, and you’re sure to spot a Kestrel in action. Researchers have relied on Kestrel’s accuracy and portability for nearly 20 years, and you’ll find Kestrel referenced in many a peer-reviewed journal article. If environmental conditions are important in your profession or favorite activity, there is no better partner than a Kestrel 5000.

Specification:

Wind Speed | Air FlowLarger of 3% of reading, least significant digit or 20 ft/min0.1 m/s
1 ft/min
0.1 km/h
0.1 mph
0.1 knots
1 B*
0.1 F/S*
0.6 to 40.0 m/s
118 to 7,874 ft/min
2.2 to 144.0 km/h
1.3 to 89.5 mph
1.2 to 77.8 knots
0 to 12 B*
2-131.2*
1 inch|25 mm diameter impeller with precision axle and low-friction Zytel® bearings. Startup speed stated as lower limit, readings may be taken down to 0.4 m/s | 79 ft/min| 1.5 km/h | .9 mph | .8 kt after impeller startup. Off-axis accuracy -1% @ 5° off-axis; -2% @ 10°; -3% @ 15°. Calibration drift < 1% after 100 hours use at 16 MPH | 7 m/s. Replacement impeller (NK PN-0801) field installs without tools (US Patent 5,783,753). Wind speed calibration and testing should be done with triangle on impeller located at the top front face of the Kestrel. Measuring wind speeds above 60 m/s / 134.2 mph can damage the impeller.
*F/S only in Ballistics units. Beaufort not available in Ballistics units.
Ambient Temperature0.9 °F
0.5 °C
0.1 °F
0.1 °C
-20.0 to 158.0 °F
-29.0 to 70.0 °C
Airflow of 2.2 mph|1 m/s or greater provides fastest response and reduction of insolation effect. For greatest accuracy, avoid direct sunlight on the temperature sensor and prolonged sunlight exposure to the unit in low airflow conditions. Calibration drift is negligible for the life of the product. For further details, see Display & Battery Operational Temperature Limits
Relative Humidity±2%RH0.1 %RH10 to 90% 25°C non-condensingTo achieve stated accuracy, unit must be permitted to equilibrate to external temperature when exposed to large, rapid temperature changes and be kept out of direct sunlight. Calibration drift is typically less than ±0.25% per year.
Pressure±1.5 mbar at 25°C, 700-1100 mbar/ ±0.044inHg at 77°F 20.67-32.48 inHg/
±0.022 PSI 10.15-15.95 PS
0.01 inHg
0.1 hPa|mbar
0.01 PSI
25°C/77°F,
700-1100 mbar/20.67-32.48 inHg/10.15-15.95 PSI
Monolithic silicon piezoresistive pressure sensor with second-order temperature correction. Between 1100–1200 mbar, unit will operate with reduced accuracy. Sensor may not operate above 1200 mbar and can be damaged above 6,000 mbar or below 10 mbar. Calibration drift is negligible for the life of the product.
Compass±5°
1/16th Cardinal Scale
0 to 360°2-axis solid-state magnetoresistive sensor mounted perpendicular to unit plane. Accuracy of sensor dependent upon unit’s vertical position. Self-calibration routine eliminates magnetic error from batteries or unit and must be run after every full power-down (battery removal or change). Readout indicates direction to which the back of the unit is pointed when held in a vertical orientation. Declination/variation adjustable for True North readout.

 

Calculated Measurements

MeasurementAccuracy (+/-)ResolutionSensors Deployed
Air Density0.0002 lb/ft3
0.0033 kg/m3
0.001 lbs/ft3
0.001 kg/m3
Temperature Relative
Humidity Pressure
Air Flow6.71%1 cfm
1 m3/hr
1 m3/m
0.1m3/s
1 L/s
Air Flow
User Input (Duct Shape & Size)
Altitudetypical: 23.6 ft/7.2 m – 50 to 1100 mBar
max: 48.2 ft/14.7 m – 300 to 750 mBar
1 ft
1 m
Pressure
User Input (Reference Pressure)
Barometric Pressure0.07 inHg
2.4 hPa|mbar
0.03 PSI
0.01 inHg
0.1 hPa|mbar
0.01 PSI
Pressure
User Input (Reference Altitude)
Crosswind & Headwind / Tailwind7.1%1 mph
1 ft/min
0.1 km/h
0.1 m/s
0.1 knots
Wind Speed Compass
Delta T3.2 °F
1.8 °C
0.1 °F
0.1 °C
Temperature Relative
Humidity Pressure
Density Altitude226 ft
69 m
1 ft
1 m
Temperature Relative
Humidity Pressure
Dew Point3.4 °F
1.9 °C
15-95% RH. Refer to Range for Temperature Sensor
0.1 °F
0.1 °C
Temperature Relative
Humidity
Evaporation Rate0.01 lb/ft2/hr
0.06 kg/m2/hr
0.01 b/ft2/hr
0.01 kg/m2/hr
Wind Speed Temperature Relative Humidity Pressure User Input (Concrete Temperature)
Heat Index7.1°F
4.0°C
0.1 °F
0.1 °C
Temperature Relative Humidity
Moisture Content | Humidity Ratio (“Grains”).3gpp
.4g/kg
0.1 gpp
0.01 g/kg
Temperature Relative Humidity Pressure
Relative Air Density0.3%0.1%Temperature Relative Humidity Pressure
Wet Bulb Temperature – Psychrometric3.2 °F
1.8 °C
0.1 °F
0.1 °C
Temperature Relative Humidity Pressure
Wind Chill1.6 °F
0.9 °C
0.1 °F
0.1 °C
Wind Speed Temperature

 

Additional Product Info

Display & BacklightMultifunction, multi-digit monochrome dot-matrix display. Choice of white or red LED backlight.
Response Time & Display UpdateDisplay updates every 1 second. After exposure to large environmental changes, all sensors require an equilibration period to reach stated accuracy. Measurements employing RH may require longer periods particularly after prolonged exposure to very high or very low humidity.
Data Storage & Graphical Display, Min/Max/Avg HistoryLogged history stored and displayed for every measured value. Manual and auto data storage. Min/Max/Avg history may be reset independently. Auto-store interval settable from 2 seconds to 12 hours, overwrite on or off. Logs even when display off except for 2 and 5 second intervals. Kestrel 5 series units hold over 10,000 data points.
Data Upload & Bluetooth® Data Connect OptionWireless range up to 100ft. Connection requires optional USB data transfer cable or Kestrel Link Dongle or Kestrel LiNK app. Employs Kestrel Link protocol for data transmission with Link supported devices. (Kestrel LiNK for iOS/Android, Kestrel Link for PC/MAC).
Clock / CalendarReal-time hours:minutes:seconds clock, calendar, automatic leap-year adjustment.
Auto ShutdownUser-selectable – Off, 15-60 minutes with no key presses.
LanguagesEnglish, French, German, Spanish.
CertificationsCE certified, RoHS and WEEE compliant. Individually tested to NIST-traceable standards.
OriginDesigned and manufactured in the USA from US and imported components. Complies with Regional Value Content and Tariff Code Transformation requirements for NAFTA Preference Criterion B.
Battery LifeAA Lithium, included. Up to 400 hours of use, reduced by backlight or Bluetooth radio transmission use.
Shock ResistanceMIL-STD-810g, Transit Shock, Method 516.5 Procedure IV; unit only; impact may damage replaceable impeller.
SealingWaterproof (IP67 and NEMA-6)
Display & Battery Operational Temperature Limits14° F to 131° F | -10 °C to 55 °C Measurements may be taken beyond the limits of the operational temperature range of the display and batteries by maintaining the unit within the operational range and then exposing it to the more extreme environment for the minimum time necessary to take reading
Storage Temperature-22.0 °F to 140.0 °F | -30.0 °C to 60.0 °C.
Size & Weight5.0 x 1.9 x 1.1 in / 12.7 x 4.5 x 2.8 cm, 4.3 oz / 121 g. (Lithium battery included)

 

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