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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
The dial displays in inches of mercury (27
The sensor element is a precision thermistor
Measuring Element Set of aneroid capsules (nickel silver)
simply open the folded cups and hold the instrument into wind
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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