Title:
WEIGHING APPARATUS HAVING DIGITAL INDICATOR
Document Type and Number:
Japanese Patent JPH06241879
Kind Code:
A
Abstract:
PURPOSE: To markedly reduce current consumption of an A/D convertor of the title apparatus.
CONSTITUTION: The title apparatus comprises an exchanging function of two or more resolutions whereby a first A/D convertor 1 having a resolution required for attaining the prescribed accuracy and a second A/D convertor 2 having a resolution lower than that of the first A/D convertor are exchanged. The second A/D convertor 2 having the rough resolution is normally activated to detect fluctuation of a weight. On the basis of the fluctuation of the weight, the A/D convertors are exchanged. Only when it is needed to attain the accuracy, the first A/D convertor 1 is activated.
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Inventors:
OGUMA KOJI
Application Number:
JP4986193A
Publication Date:
September 02, 1994
Filing Date:
February 17, 1993
Export Citation:
Assignee:
TANITA SEISAKUSHO KK
International Classes:
G01G23/37; G01G23/00; (IPC1-7): G01G23/37