BRASS ABBEON CERTIFIED HYGROMETER RELATIVE HUMIDITY GAUGE MODEL # AB 167. Humidity – Fischer Dial w/ Black face & Brass case. This accurate and durable Fischer dial indicates the complete range of 0 to 100% relative humidity. Each instrument has been tested for accuracy at 3 points on the scale for high, medium and low readings. The calibration and certification are done under ISO-9001 control. Housing is solid brass, polished and lacquered. Overall diameter 6″ Dial 5″ Case drilled for wall mounting Black dial with white numbers and letters. Manufactured and tested under ISO-9001. Plastic lens available upon request. Accuracy: ±3% RH 30… 95%, + 1 scale division. Case drilled for wall mounting. Black dial with white numbers and letters. Because these are mechanical instruments, they will not hold the ± 3% accuracy on the far ends of the scale (below 30% and above 95%). The item “Abbeon Certified Hygrometer Model AB 167″ is in sale since Tuesday, March 16, 2021. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “rezapekan” and is located in Ontario. This item can be shipped to United States, Canada.
