"1" .
"Vaisala WAV151 vane" .
"Vaisala WAV151 vane"@en .
.
.
"1" .
"SDN:L22::TOOL0127" .
.
.
"2010-05-18 16:10:58.0" .
"false" .
"Vaisala WAV151 wind vane"@en .
.
"accepted"@en .
"2010-05-18 16:10:58.0" .
"SDN:L22::TOOL0127" .
.
.
"SDN:L22::TOOL0127" .
.
"A counter-balanced, low-threshold, optoelectic wind-vane. Infrared LEDs and phototransistors are mounted on six orbits on each side of a 6-bit GRAY-coded disc. Turning the vane causes the disc to change the code received by the phototransistors."@en .