FIELD: measuring equipment engineering.
SUBSTANCE: device has sensitive element, position converter, force converter with compensation coil, first resistor, measuring circuit, current source, amplifier as well as second resistor with capacitor, four electronic keys, microprocessor, control device. Current source is connected in parallel to compensation coil, measuring circuit has first and second channels, each of which has analog-digital converter, reverse counter, register.
EFFECT: simplified construction, higher durability, higher precision.
5 dwg
Title | Year | Author | Number |
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|
RU2325620C2 |
FUNCTIONAL ANALOG-DIGITAL CONVERTER | 2004 |
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ELECTRIC VALUE INTEGRAL CHARACTERISTIC ANALOG-DIGITAL CONVERTER | 0 |
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SU1633493A1 |
0 |
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SU1778318A1 | |
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SU1830463A1 |
METHOD OF NONDESTRUCTIVE CHECK OF THICKNESS OF PROTECTIVE COATS OF ARTICLES AND DEVICE FOR ITS REALIZATION | 1993 |
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RU2084819C1 |
Authors
Dates
2004-12-10—Published
2003-07-31—Filed