Motion monitoring

Communications: electrical – Condition responsive indicating system – With particular system function

Reexamination Certificate

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Details

C340S508000, C340S679000

Reexamination Certificate

active

07911333

ABSTRACT:
There is described a method for motion monitoring of a machine, comprising a sensor, wherein a sensor signal is transmitted from the sensor to a controller and/or to a drive device, a failsafe controller or drive device being employed as controller or drive device. The controller or drive device comprises three independent monitoring devices in which the sensor signal is formed from a first and a second redundant actual position value.

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Michael Volz, “Die PNO Stellt Ein Neues Profibus-Profil Fuer Sicherheitsgerichteteanwendungen Vor. PROFISafe für die Sicherheitstechnik”, Messen Und Prufen, IVA International, Munchen, Germany, vol. 35, No. 5, May 1999, pp. 6-8, XP000896541.

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