Campbell Met One 034A-L Instruction Manual - page 6
MET ONE 034A-L WINDSET
2
N
FIGURE 3-1. 034A-L Mounted on a 019ALU Horizontal Crossarm.
Attach the sensor cable to the six pin male
connector on the 034A-L. Make sure the
connector is properly keyed. Finger tighten the
knurled ring. Route the sensor cable along the
underside of the crossarm to the tripod/tower
mast and down a tripod/tower leg to the
instrument enclosure. Secure the cable to the
crossarm and mast using cable ties.
4. WIRING
The connection to the datalogger for the 034A-L
are shown in Figure 4-1. The wind speed is
measured by a pulse input channel. The wind
direction is measured by a single-ended analog
input channel.
Connect the red lead to a pulse input channel
(wind speed) and the black lead to a ground,
labeled G on the CR10(X) or
on the 21X.
Connect the green lead (wind direction) to a
single-ended input channel, the blue lead to an
excitation channel, and white lead to an analog
ground, labeled AG on the CR10(X), or ground,
labeled
on the 21X. Connect the clear lead
to ground, labeled G on the CR10(X) or
on
the 21X.
Shoulder
Screw
Alignment
Screw
Bushing
019ALU Crossarm
3/4 x 1 inch Nu-Rail