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Appendix b: sensor orientation and dimensions, North – Young Ultrasonic Anemometer Model 81000VRE User Manual

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81000VRE-90

NORTH

TOP VIEW

(U-V-W)

CARTESIAN

POLAR

(WIND SPEED, WIND DIRECTION)

90°

180°

270°

207 [8.1]

719 [28.3]

114 [4.5]

ORIENTATION RING

SIDE VIEW

EXAMPLE:

WIND AT 45°

WHEN PROPERLY

ALIGNED, JUNCTION

BOX FACES SOUTH

+W

(WIND FROM BELOW)

- ELEVATION ANGLE
WITH WIND FROM ABOVE

+ ELEVATION ANGLE

WITH WIND FROM BELOW

+V

(WIND FROM NORTH)

+U

(WIND FROM EAST)

INSTALL VERTICALLY AS SHOWN TO AVOID
MOISTURE DAMAGE TO CIRCUITRY.

MODEL 81000VRE ULTRASONIC ANEMOMETER

Ø34.0 [1.32]

STANDARD 1" NPT PIPE

MOUNTING:

NOTE: Dimensions: mm [in]

160 [6.3]

SENSOR RADIUS

APPENDIX B: SENSOR ORIENTATION AND DIMENSIONS

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