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Abbeon Certified Hygrometer and Temp Indicator w/relative humidity #HTAB169B

Abbeon Certified Hygrometer and Temp Indicator w/relative humidity #HTAB169B

$ 131.47

Availability: 37 in stock
  • Brand: Abbeon
  • Condition: Used
  • Temperature Range: up to 230 degrees f
  • Display: Analog
  • Custom Bundle: No
  • Country/Region of Manufacture: Germany
  • Modified Item: No

    Description

    Vintage ABBEON Certified Hygrometer and Temperature Indicator Model #HTAB169B with % Relative Humidity
    Made in West Germany.   Brass.  Steampunk.   Excellent Used Condition.
    Story be told it hung in a Dallas Naval building for many years.
    MORE ABOUT THIS ITEM
    These hygrometers are certified to be accurate within ± 3% RH. The dial indicates the complete range of 0 to 100% relative humidity. Each instrument has been tested at three different positions of the dial at temperatures ranging from 32 to 230F.  The large easy-to-read dial. The Durotherm humidity sensor is certified to be accurate within ±3% RH. This sensor is constructed of a man-made fiber that expands and contracts as the humidity changes and mechanically linked through precision bearings and gears to the indicator. A calibration screw is accessible through a slot in the case for periodic calibration. The thermometer features a bimetallic coil sensor and is accurate to 1% of scale.