Lutron AM-4220 Cup Anemometer, Handheld, Water Resistant

All-in-one handheld cup anemometer for outdoor wind speed from 0.9 to 35.0 m/s, water resistant, with max/min and a 100-point memory.

Price and availability on request

Specifications
Display	LCD size : 28 mm x 19 mm.
Circuit	Custom one-chip of microprocessor LSI circuit.
Sensor Structure	Cup van probe with low friction ball bearing design.
Data Hold	Freeze the display reading.
Memory Recall	Maximum & Minimum value.
Sampling Time	Approx. 1 second.
Power off	Auto shut off saves battery life or manual off by push button.
Operating Temperature	0 to 50 °C.
Operating Humidity	Less than 80% R.H.
Power Supply	DC 1.5 V battery ( UM4/AAA ) x 4 PCs
Power Current	Approx. DC 6.8 mA
Weight	181 g/ 0.4 LB. @ Battery is included.
Dimension	Main instrument : 190 x 40 x 32 mm (7.5" x 1.6" x 1.3"); Cup vane ( 3 cups with arm ) : 135 mm dia.
Measurement	m/S (meters per second); Km/h ( kilometers per hour ); Knot ( nautical miles per hour ); ft/min ( feet per minute ); mile/h ( miles per hour )
Datalogger Sampling Time Setting range	Max. can save 100 point data with recall.; Manual, push the data logger button once will save data one time.

Accessories
Supplied with	Instruction manual : 1 PC; Carrying case : 1 PC

Measurement Range and Resolution
m/s	0.9 to 35.0 m/s, Resolution: 0.1 m/s, Accuracy: ±⁠(2% + 0.2 m/s)
km/h	2.5 to 126.0 km/h, Resolution: 0.1 km/h, Accuracy: ±⁠(2% + 0.8 km/h)
ft/min	144 to 6895 ft/min, Resolution: 1 ft/min, Accuracy: ±⁠(2% + 40 ft/min)
knots	1.4 to 68.0 knots, Resolution: 0.1 knots, Accuracy: ±⁠(2% + 0.4 knots)
mile/h	1.6 to 78.2 mile/h, Resolution: 0.1 mile/h, Accuracy: ±⁠(2% + 0.4 mile/h)

Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.