FIELD: flow measuring devices. SUBSTANCE: manometric unit is connected to first induction converter and to first input of recording unit in series. Circuit of capacitor, close-input amplifier, frequency-to-voltage converter which are connected in series, is connected to second input of recording unit. First input of recording unit and input of amplifier are joined. EFFECT: increased functional capabilities. 3 dwg
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Authors
Dates
1994-07-30—Published
1990-12-10—Filed