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Patent Searching and Data


Title:
MEASURING UNIT AND ITS CONTROL METHOD
Document Type and Number:
Japanese Patent JP2007114210
Kind Code:
A
Abstract:

To record measuring data in a measuring unit which measures variation of physical quantities, such as temperature, and to find a measuring time of day of each measuring datum, after being transferred to a management device without recording the time information.

When transmitting the measuring data recorded on a memory by a transfer request from the management device, an elapsed time τ2 from the last measuring data S(2) to a communication time of day t15 is transferred together to the management device. The management device can find the measuring time of day of each measuring datum by the time elapsed τ2 and an interval τ0, by grasping the communication time of day using RTC or the like.


Inventors:
MOROZUMI AKIO
TSUKANAKA TAKESHI
Application Number:
JP2006337038A
Publication Date:
May 10, 2007
Filing Date:
December 14, 2006
Export Citation:
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Assignee:
T & D KK
International Classes:
G01D9/00; G01D9/28; G04C9/04; G04G5/00
Domestic Patent References:
JPH08129563A1996-05-21
JPH0583767A1993-04-02
JPH04369430A1992-12-22
Attorney, Agent or Firm:
Akira Imai