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Data system for multiplexed water-current metersFlow rates at 32 flood plain locations are measured simultaneously by single digital logic unit with high noise immunity. Water flowing through pygmy current meters rotates element that closes electrical contact once every resolution, so flow rate is measured by counting number of closures in time interval.
Document ID
19760000493
Document Type
Other - NASA Tech Brief
Authors
Ramsey, C. R. (GE)
Date Acquired
August 8, 2013
Publication Date
March 1, 1977
Publication Information
Publication: NASA Tech Briefs
Volume: 1
Issue: 4
ISSN: 0145-319X
Subject Category
PHYSICAL SCIENCES
Report/Patent Number
MFS-23343
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.