Invention Grant
- Patent Title: Method for supplying fieldbus communication and power from a handheld maintenance tool in a hazardous area using a single lead set
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Application No.: US14682714Application Date: 2015-04-09
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Publication No.: US09709602B2Publication Date: 2017-07-18
- Inventor: Alan Roger Dewey , Alden C. Russell, III , Roger Benson , Anthony Ferguson , Todd M. Toepke
- Applicant: FISHER-ROSEMOUNT SYSTEMS, INC.
- Applicant Address: US TX Round Rock
- Assignee: FISHER-ROSEMOUNT SYSTEMS, INC.
- Current Assignee: FISHER-ROSEMOUNT SYSTEMS, INC.
- Current Assignee Address: US TX Round Rock
- Agency: Marshall, Gerstein & Borun LLP
- Main IPC: G01R1/20
- IPC: G01R1/20 ; G01R1/04 ; H01R31/08 ; H01R105/00 ; G01R31/28 ; H01R13/66 ; H01R13/68
Abstract:
A connector assembly for a portable field device testing includes a two-wire communication line to provide communication between a handheld maintenance tool and a field device, a first two-prong plug to provide power and communication signals to the field device and a shunt plug to provide power to the field device using the two-wire communication line.
Public/Granted literature
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