DEVICE FOR MEASUREMENT OF LEVEL OF LIQUID Russian patent published in 1994 - IPC

FIELD: measurement technology. SUBSTANCE: device for measurement of level of liquid has multisectional pickup 1 with output electrodes 2 and input electrodes 3, counters 4, 5, encoders 6, 7, output register 8, commutator 9, amplifier 10, low-pass filter 11, comparison circuit 12, source 13 of reference voltage, pulse generator 14, tube 16 of dielectric material, float 17. Electrodes are deposited on surface of tube. Float with conductive coat is placed inside tube. Float is manufactured in the form of ball to which surface insulation coat is applied. EFFECT: enhanced reliability of measurements. 2 cl, 2 dwg