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Davis Instruments WindScribe

Davis Ultrasonic Wind Meter

The Davis WindScribe ultrasonic wind meter uses patented ultrasonic sensor technology to read current wind speed, highest positive speed (headwind), lowest negative speed (tailwind), 5-second average, and running average. It's portable, rugged, and has no moving parts!

Select from mph, km/h, fpm, m/s, f/s, or knots, plus temperature and wind chill in tenths of °F or °C. Sensitive to breezes as low as 0.4 mph, yet withstands winds as high as 150 mph.

The Davis WindScribe includes a replaceable standard 3-volt lithium coin cell battery, wrist lanyard and mounting bracket. The battery lasts up to 600 hours.

Features:

Wind Chill
Air Temperature
Current Wind Speed
Average Wind Speed (5 second)
Average Wind Speed (running average)
Highest Positive Speed (Headwind)
Lowest Negative Speed (Tailwind)
ON/HOLD button: on, display hold, off and clear
WIND button: wind speed display mode and units
TEMP button: temperature display mode and units
Update interval: 1.25 seconds
Electroluminescent backlight
Auto shutdown after 5 minutes of no button use and zero wind speed
Wrist Lanyard
Tripod mount or mounting bracket (included)
No moving parts!

Specifications:

Wind Speed
- Display Modes: speed (current speed, based on 1.25 second average), 5 second average, running average, maximum, minimum
- Measurement Units: MPH, knots, fps, fpm(x10)1, km/h, and m/s
- Resolution: 0.1 for all measurement units
- Maximum Speed, either direction: 150 mph, 130 knots, 220 f/s, 999 fpm(x10)1, 67 m/s, 241 km/h
- Minimum Measured Speed: 0.4 mph, 0.3 knots, 0.06 f/s, 35.0 fpm(x10)1, 0.2 m/s, 0.6 km/h
- Accuracy: ±3%
- Sample Period: 80ms
- Update Interval: 1.25 seconds (average of last 16 samples)
- Running Average Capture: Every 5 seconds
- Calibration: No calibration required, zero speed set at startup
- Calibration Drift: None
Temperature
- Display Modes: current (based on 1.25 second average), maximum, minimum, wind chill, minimum wind chill
- Resolution and Units: 0.1°F or 0.1°C
- Range: -4° to +122°F (-20° to +50°C)
- Accuracy: ±2°F (1°C) >32°F (0°C), ±4°F (2°C) <32°F (0°C)
- Sample Period: 80 ms
- Update Interval: 1.25 seconds (average of last 16 samples)
- Calibration: Current temp range set at startup
- Calibration Drift: None
Wind Chill
- Wind Chill Range: -40 to +122° F (-40 to +50°C)
- Min Wind Chill Capture: Every 5 seconds
- Wind Chill Formula: Osczevski (1995) (adopted by US NWS in 2001)
- Wind Chill Source Variables: Current temp and 5 second average wind speed
Tripod and Bracket Mount: 1/4" x 20
Power requirements: 1 CR2032 Coin Cell (included)
Battery life: 600 hours

Dimensions:

Unit: 5.0" x 3.0" x 0.9" (127mm x 76mm x 23mm)

Additional Information...

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Davis 276 WindScribe
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Davis WindScribe

Satisfaction Guaranteed!
Try this product for 30 days, and if not satisfied, return it in original condition for a complete refund (less shipping and handling). All products also come with a one or two year manufacturer warranty.

Delivery Options:
UPS Ground shipping is included free with your order. During checkout you may select Next Day, Second Day, or Three Day Select service for an additional fee.

Davis WindScribe

Our Price: $115.95
Suggested Retail: 129.00

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