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The brass mechanism is fitted with a four-capsule stack aneroid and the clock is quartz powered with a seven day rotation
Can display current and low wind chill temperature when connected to a Merlin wind speed & direction instrument
simply open the folded cups and hold the instrument into wind
Just place the metal arm of your barograph along the centre of the nib and firmly close the plastic clip over it
It is completely self-contained and designed for indoor use (although it is suitable for outside use in certain protected locations)
Maximum Proteus Aneroid Barometer meta-related-collection-related-products-met252 The brass mechanism is fittedDescription Features Specification The finest aneroid barometer available today. Proteus is temperature compensated and accurate to within 0. 08 inches of mercury. The dial displays in inches of mercury (27. 5" 31. 5") and kilopascals (93. 2 106. 7), and is equipped with a resettable needle pointer used to mark changes in pressure. A cutaway dial window reveals an heirloom quality French barometer movement. If your altitude if above 2,000 feet, please
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