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Four selectable scales: MPH
As a nation of weather watchers
the ethanol filled minimum thermometers indicate the extremes of ambient air temperature experienced since the instruments last reset
Sheathed ordinary thermometer manufactured similar to the Met Office BS692 specifications for use in a Stevenson Screen
Protective roof
Maximum Wind Speed Sensor for Merlin, Nor'easter & MAC3 Dial Barometer Four selectable scales: MPHDescription Features Specification The Maximum wind speed sensors are made from Black Lexan housing and are impervious to shock, vibration, sunlight and ice. All generators are calibrated to a master to ensure the highest standard of accuracy. Thrust and journal bearings are both O ring mounted, self aligning to Beryllium copper shaft, impervious to moisture and salt air. Bearings are self lubricating Rulon J for dimensional stability under extreme
