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Patent Searching and Data


Title:
SAFETY CONTROLLER
Document Type and Number:
WIPO Patent Application WO/2019/073856
Kind Code:
A1
Abstract:
The purpose of the present invention is to achieve fast safety response performance. A safety controller (100) comprises a first voltage monitor circuit (12) and a second voltage monitor circuit (22). The first voltage monitor circuit (12) is an AD converter which operates by receiving electric power from a second power supply (21) and which transmits to a second MPU (20) a signal notifying the occurrence of an anomaly in a first voltage value. The second voltage monitor circuit (22) is an AD converter which operates by receiving electric power from a first power supply (11) and which transmits to a first MPU (10) a signal notifying the occurrence of an anomaly in a second voltage value.

Inventors:
TERANISHI KEIICHI (JP)
YAGI DAISUKE (JP)
YONEZAWA AKIHIRO (JP)
KOGA SHOTARO (JP)
Application Number:
PCT/JP2018/036818
Publication Date:
April 18, 2019
Filing Date:
October 02, 2018
Export Citation:
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Assignee:
OMRON TATEISI ELECTRONICS CO (JP)
International Classes:
G06F1/30; G06F1/26; G06F1/28
Foreign References:
JP2017175731A2017-09-28
JP2015148973A2015-08-20
JP2009527934A2009-07-30
Attorney, Agent or Firm:
MURAKAMI, Takashi (JP)
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