Title:
SENSING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/262545
Kind Code:
A1
Abstract:
Provided is a sensing device that meets intrinsic safety explosion-protection requirements even in the case where sensors come into contact with each other. This sensing device 10 is provided with: a first explosion-protection region E1 in which a battery module 80 belongs; and a second explosion-protection region E2 in which a voltage transformer circuit 17, a control circuit 16, and a plurality of sensors 70 belong, wherein the first explosion-protection region E1 and the second explosion-protection region E2 are separated by a first safety holding component S1 that is configured of a first resistor R1.
Inventors:
TATSUUMI YUU
Application Number:
PCT/JP2020/025064
Publication Date:
December 30, 2020
Filing Date:
June 25, 2020
Export Citation:
Assignee:
NIPPON SEIKI CO LTD (JP)
International Classes:
G05B9/02; G01D11/00; H02J7/00
Domestic Patent References:
| WO2018021005A1 | 2018-02-01 |
Foreign References:
| JP2018128213A | 2018-08-16 | |||
| US20080079393A1 | 2008-04-03 | |||
| JP2007201895A | 2007-08-09 | |||
| US20130155564A1 | 2013-06-20 | |||
| US20110227551A1 | 2011-09-22 | |||
| JPH1183420A | 1999-03-26 | |||
| JP2002340647A | 2002-11-27 | |||
| US5227782A | 1993-07-13 |
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