Title:
安全コントローラおよび履歴表示装置
Document Type and Number:
Japanese Patent JP7418188
Kind Code:
B2
Abstract:
To help understand the cause of a false OFF signal by recording a history associated with operation of a safety program.SOLUTION: A safety controller is configured to record input signals from safety input devices or safety sensors, output signals to safety output devices, states of function blocks, etc. as history information. The safety controller or a PC displays the history information on a display device.SELECTED DRAWING: Figure 5
Inventors:
Masatsugu Kawanaka
Tomoya Matsumoto
Motohiro Kudo
Tomoya Matsumoto
Motohiro Kudo
Application Number:
JP2019209184A
Publication Date:
January 19, 2024
Filing Date:
November 19, 2019
Export Citation:
Assignee:
Keyence Corporation
International Classes:
G05B9/02; G05B23/02
Domestic Patent References:
| JP20185453A | ||||
| JP2009501968A | ||||
| JP2003216229A |
Attorney, Agent or Firm:
Patent Attorney Corporation Otsuka International Patent Office
Yasunori Otsuka
Yasuhiro Ohtsuka
Shiro Takayanagi
Shuji Kimura
Takashi Sakamoto
Yasunori Otsuka
Yasuhiro Ohtsuka
Shiro Takayanagi
Shuji Kimura
Takashi Sakamoto