| US 7,430,746 B2 | ||
| Method for operating a field transmitter | ||
| Michael Maneval, Schopfheim (Germany) | ||
| Assigned to Endress & Hauser Process Solutions AG, Reinach (Switzerland) | ||
| Filed on Mar. 20, 2002, as Appl. No. 10/101,109. | ||
| Claims priority of provisional application 60/292532, filed on May 23, 2001. | ||
| Claims priority of application No. 01107313 (EP), filed on Mar. 23, 2001. | ||
| Prior Publication US 2002/0142719 A1, Oct. 03, 2002 | ||
| Int. Cl. G06F 9/46 (2006.01) | ||
| U.S. Cl. 719—328 [719/319; 455/39] | 9 Claims |

| 1. A system for operating, configuring and maintaining a field transmitter F, comprising:
a processor;
a memory coupled to said processor;
a defined interface S;
an application program FA which communicates with a field-transmitter specific software module SW1, SW2, or SW3 via said defined interface S;
said defined interface S being used in order to call standard functionalities of the field transmitter F from the software
modules SW1, SW2 or SW3; and
an expansion module EW for the application program FA which is interposed between the application program FA and the field-transmitter
specific software module SW1, SW2, or SW3, whereby said expansion module EW comprises company specific functionalities for the field transmitter F, and whereby the
entire communication of the application program FA with the software modules SW1, SW2 or SW3 takes place via said expansion module EW in order to permit besides access to the standard functionalities also access to
the company specific functionalities within the context of and using the field-transmitter specific software module SW1, SW2, or SW3.
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