Universal rain gauge
From Glossary of Meteorology
universal rain gauge
A weighing rain gauge in which the weight of the catch is converted to centimeters or inches of precipitation and recorded by pen on a clock-driven chart.
The clock cylinder usually rotates one revolution in 24 hours.
NOAA/National Weather Service 1972. National Weather Service Observing Handbook No. 2, Substation Observations. NOAA, US GPO..
Copyright 2022 American Meteorological Society (AMS). For permission to reuse any portion of this work, please contact firstname.lastname@example.org. Any use of material in this work that is determined to be “fair use” under Section 107 of the U.S. Copyright Act (17 U.S. Code § 107) or that satisfies the conditions specified in Section 108 of the U.S.Copyright Act (17 USC § 108) does not require AMS’s permission. Republication, systematic reproduction, posting in electronic form, such as on a website or in a searchable database, or other uses of this material, except as exempted by the above statement, require written permission or a license from AMS. Additional details are provided in the AMS Copyright Policy statement.