FIELD: measuring equipment.
SUBSTANCE: meter includes impeller with two magnets mounted on its opposite ends inside case cavity, Hall sensor mounted on external case side over the magnet travel path during impeller rotation, pulse generator unit for Hall sensor, control and computation unit based on microcontroller, scale factor optimization unit, timer, LCD indicator, power source, computer connection unit.
EFFECT: increased measuring precision, reduced energy consumption, and operation time account.
1 dwg
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