Tips |
- HOW TO USE:
- Remove the instrument from the protecting case.
- Saturate covering the bulb wicking with room temperature water, then whirl the instrument for 15 or 20 seconds.
- Stop and read the wet-bulb thermometer (repeat the whirling until two wet-bulb readings agree at the lowest indication obtainable).
- Read dry-bulb temperature and find the relative humidity in the tables.
- Keep wick clean!
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