| 摘要 |
A device for measuring the consumption of liquids from a sampling container, comprising a pump with a reversible delivery direction inserted in a connecting line between the sampling container and a measuring vessel supported by means of a weighing device, a filling pipe fed from a reserve tank and terminating in the measuring vessel, and a solenoid valve inserted in the filling pipe and controlled by means of a comparator impinged upon with the measured value of the weighing device and a reference value which can be preset by means of a control mechanism. |
