(19)
(11) EP 1 810 095 A2

(12)

(88) Date of publication A3:
08.02.2007

(43) Date of publication:
25.07.2007 Bulletin 2007/30

(21) Application number: 05826038.1

(22) Date of filing: 09.11.2005
(51) International Patent Classification (IPC): 
G05B 19/409(2006.01)
(86) International application number:
PCT/US2005/040914
(87) International publication number:
WO 2006/053211 (18.05.2006 Gazette 2006/20)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK YU

(30) Priority: 09.11.2004 US 626405 P

(71) Applicant: Fisher-Rosemount Systems, Inc.
Austin, Texas 78754 (US)

(72) Inventor:
  • ZIELINSKI, Martin
    Chanhasen, Minnesota 55317 (US)

(74) Representative: Vossius & Partner 
Siebertstrasse 4
81675 München
81675 München (DE)

   


(54) DUAL PROTOCOL HANDHELD FIELD MAINTENANCE TOOL WITH RADIO-FREQUENCY COMMUNICATION