FIELD: measurement technology. SUBSTANCE: device has a group of measuring capacitive sensors, AC voltage generator, insulating capacitors, two switching units, two current-to- voltage converters, subtracter, synchronous detector, two comparators, two RS-flip-flops, differentiator, clock pulse generator, two coincidence circuits, code adder, digital indicator. Electrodes of the sensors are made with different working areas. EFFECT: enhanced accuracy and reliability. 3 cl, 5 dwg, 1 tbl
Title | Year | Author | Number |
---|---|---|---|
MULTICELL INDICATOR OF LIQUID LEVEL | 0 |
|
SU1303834A1 |
CAPACITANCE-TYPE LEVEL GAUGE | 0 |
|
SU1384956A1 |
MULTI-POINT LEVEL INDICATOR | 0 |
|
SU1114889A1 |
CAPACITY LEVEL GAUGE | 0 |
|
SU1118867A1 |
DISCRETE ELECTRIC-CAPACITY LEVEL METER | 0 |
|
SU748138A2 |
DISCRETE LEVEL GAUGE | 0 |
|
SU767537A1 |
METHOD AND APPARATUS FOR BALANCING DIGITAL MODULATION EXTREMUM A.C.BRIDGES | 0 |
|
SU1312490A1 |
DIGITAL EXTREMAL AC BRIDGE | 0 |
|
SU1479882A1 |
DISCRETE CAPACITIVE LEVEL INDICATOR | 0 |
|
SU1002842A1 |
CAPACITIVE LEVEL GAUGE | 0 |
|
SU1582020A1 |
Authors
Dates
1994-12-30—Published
1991-08-14—Filed