Title:
Field equipment management system
Document Type and Number:
Japanese Patent JP5971282
Kind Code:
B2
Abstract:
A field device management system include a plurality of field devices equipped in a plant, one or more host devices equipped at a place distant from the plant and configured to connect to the field devices via a first network, and a terminal apparatus configured to connect to the field devices via a second network and to connect to the host devices via a third network. The terminal apparatus includes a first communication interface module configured to perform field communication with the field devices via the second network, a second communication interface module configured to perform near field communication with the host devices via the third network, and a controller that, when updating data of any one of the field devices, performs communication with the host devices through the second communication interface module, and receives update permission information from the host device through the second communication interface module.
Inventors:
Satoru Ochiai
Application Number:
JP2014115698A
Publication Date:
August 17, 2016
Filing Date:
June 04, 2014
Export Citation:
Assignee:
Yokogawa Electric Corporation
International Classes:
G05B23/02
Domestic Patent References:
| JP2004234229A | ||||
| JP2004348582A | ||||
| JP2007241598A | ||||
| JP2012155403A | ||||
| JP2011198086A |
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