Kestrel® 1000 hand-held wind meter

Technical Specification

Performance	Speed range	0.4m/s to 40m/s (0.8 to 89mph)
	On axis accuracy	± 3% of reading or ± least significant digit
	Off -axis response	-1% @ 5°, -2% @ 10°, -3% at 15°
	Calibration drift	<2% after 100hrs operation at 7m/s
	Note: Some loss of accuracy from bearing wear may occur with sustained operation at or near maximum speed
Display	Operating Modes	Current speed (3 second average)
		Average speed since power on (AVG)
		Maximum 3 second gust since power on (MAX)
		Data hold (HOLD)
	Display update	1 second
	Units	kt, m/s, km/h, mph, ft/min, Beaufort Force (B)
	Type	Reflective LCD
	Digit height	9mm
Physical	Dimensions	122mm x 42mm x 20mm
	Cover Dimensions	122mm x 46mm x 26mm
	Weight	65g
	Cover weight	37g
Environmental	Sealing	Electronics enclosure IP67 [Water resistant to 1m of water] Floats
	Shock	Drop tested to 2m
	Temperature	Operating range: -15° C to 50° C (LCD readability lost) Storage range: -30°C to 60°C
	EMC	CE marked
Miscellaneous	Battery	Lithium coin cell CR2032, user replaceable
	Battery Life	400 hours operation, typical
	Auto switch off	45 minutes after last key press
	Impeller	Diameter 25mm High precision jewel bearings User replaceable impeller assembly
	Case colour	Blue
	Cover	Snap on hard cover for protection
	Lanyard	0.5m
	Guarantee	5 years
	Certification	Wind speed measurements are tested during manufacture. Factory Certification is available for an additional fee
The manufactures reserve the right to amend the specification and therefore the information in this document may be subject to change