Title:
電子式指示計器
Document Type and Number:
Japanese Patent JP5713132
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To notify a user of erroneous connection intelligibly, even in the case of an inexpensive segment type liquid crystal or 7-segment LED which is a main current of an electronic indicating instrument.SOLUTION: An electronic indicating instrument is provided with a display mode change-over unit for changing over between a measurement value display mode and an erroneous connection display mode. When set in the erroneous connection display mode, the electronic indicating instrument displays: a phase difference between a voltage between a first phase and a second phase, and a voltage between the second phase and a third phase; a phase difference between current of the first phase and current of the third phase; and a phase difference between the voltage between the first phase and the second phase and the current of the first phase.
Inventors:
Yuji Kame
Ishisaka Masahiro
Shinji Shinohara
Ishisaka Masahiro
Shinji Shinohara
Application Number:
JP2014089049A
Publication Date:
May 07, 2015
Filing Date:
April 23, 2014
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
G01R25/00; G01R29/18; G01R31/02
Domestic Patent References:
| JP2000258484A | ||||
| JP2004138494A | ||||
| JP2009069065A | ||||
| JP2005287256A | ||||
| JP61038569A | ||||
| JP63144714A | ||||
| JP2001041984A | ||||
| JP2001124806A |
Attorney, Agent or Firm:
Tadahiko Inaba
Kanako Murakami
Shigeaki Matsui
Kuratani Yasutaka
Kanako Murakami
Shigeaki Matsui
Kuratani Yasutaka