作者: Bengt Olsson
DOI:
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摘要: A device for measuring the amount flowing through and/or speed of flow a medium which is pumped by means pump unit. The comprises drive motor producing working cycles unit and pick-off to detect said deliver signal depending on cycles. Further included an electronic (10) record, signal, value proportional number From this value, can be determined nominal calibrating factor K N laid down 10 includes 11 adjustable convert into at least one output represents certain true V , calculated with reference specific correction . are devices 12-15 recording through, adapted controlled from