BELFORT PSYCHRON SLING PSYCHROMETER AS NEW CENTIGRADE
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Sold Date: 08/13/2008
Channel: Online Auction
This listing is for a LIKE NEW IN THE BOX Belfort PSYCHRON. These are the "lazy man's" sling psychrometer, in that they have a battery powered fan, with lighted twin matched thermometer sclaes. One thermometer is wetted, of course, to give the temperature differential, so you can the determine dew point and relative humidity. Slide out compartment holds the small bottle of distilled water that you wet the wick with. Thermometers graduated in degrees celsious,(centigrade), and are quicksilver. Includes factory book with charts, instructions.Serial#1960
This instrument has been ultrasonically cleaned, then sparingly lubricated with moebious clock oil to provide many years of trouble free service in weather predicting aboard your vessel. Finally it has been precision calibrated in my IDEAL-AEROSMITH calibration chamber to provide complete accuracy.Check out the calibration report for assurance of accuracy.
READ THE "ABOUT ME" PAGE FOR PICTURES OF MY CHAMBER AND GAUGE CALIBRATION BENCH
THE REASON FOR THE"STRANGE" READING ON THE DIALS OF MY INSTRUMENTS IS THAT I LIVE AT 4400 FEET ABOVE SEA LEVEL. THE AVERAGE AMBIENT BAROMETRIC PRESSURE IS 25.5" or 860 millibars.
BE SURE TO CHECK OUT MY OTHER AUCTIONS AND MY NEW EBAY STORE FOR THE FINEST IN VINTAGE NAUTICAL CLOCKS AND BAROMETERS,PLUS GAUGES AND VINTAGE METEOROLOGY INSTRUMENTATION
This precision pressure gauge has been calibrated on my HEISE calibration test bench, using traceable transfer standards, with nitrogen gas.
BE SURE TO READ THE "ABOUT ME" PAGE FOR PICTURES OF MY SHOP AND CALIBRATION EQUIPMENTCheck out my other items !Be sure to add me to your favorites list !
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