Davis Instruments 7911 User Manual

Installing the Anemometer
5
On a metal pipe with outside diameter greater than 11/4 inch (32 mm):
1. Use two stainless steel hose clamps to attach the
mo
unting base to masts or pipes larger than 1 1/4"
diameter, large enough to fit around the mast or pipe
and the anemometer base.
Attaching base to a pipe
using hose clamps
2. Hold the anemometer base against the pipe and
fasten the hose clamps over the anemometer base
and around the metal mast or pipe.
Attaching Arm to Base
1. Insert the anemometer arm into the
anemome
ter base.
Inserting arm into base
Guide the anemometer cable through
the slot as you insert the arm.
2. Insert the pan head screw into one of
the ho
les in the base and slide it
through the arm.
3. Secure the pan head screw using
the flat washer
, lock washer, and
hex nut as shown.
Attaching the anemometer arm to the base


Davis Instruments 7911 Specifications

Wind Direction

accuracy	±3°

Wind Speed

range	0 to 200 mph, 1 to 322 kph, 1 to 173 knots, 0.5 to 89 m/s
accuracy	±2 mph, ±3 kph, ±2 knots, ±1 m/s, ±5%