BS 2842:1992
Current
The latest, up-to-date edition.
Specification for whirling hygrometer
Hardcopy , PDF
English
15-10-1992
Committees responsible
Foreword
Section 1. General
1.1 Scope
1.2 Informative references
1.3 Definition
Section 2. Thermometers
2.1 Type
2.2 Temperature scale
2.3 Stabilization
2.4 Material
2.5 Range
2.6 Dimensions
2.7 Graduation and figuring
2.8 Accuracy
2.9 Expansion chamber
2.10 Marking
Section 3. Frame
3.1 Construction of frame
3.2 Water container
Annexes
A (informative) Method of use of whirling
hygrometers
B (informative) Tables suitable for use with
whirling hygrometers
C (informative) Errors in computed relative humidity
D (informative) Thermometric glasses approved by the
National Physical Laboratory
E (informative) Testing of thermometers
Tables
1 Dimensions for thermometer
C.1 Maximum error in computed relative humidity due to
thermometer error
D.1 Identification stripe(s) or approved abbreviations
and normal maximum working temperature of all
glasses that have been approved for the
manufacture of thermometer bulbs
Figure
1 Whirling hygrometer: example of general design
List of references
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