Safety controller

Details Safety controller Safety controller

2007-07-10

2007-07-10

DeBeradinis, Robert L. (Department: 2836)

Electrical transmission or interconnection systems

Personnel safety or limit control features

Reexamination Certificate

active

10775338

ABSTRACT:
A basic module2has operation program storing part for prescribing the relation between the state of a safety input signal to be fetched from external input terminal sections32, 33and the state of a safety output signal to be transmitted to external output terminal sections41, 42for each type of predetermined safety switches, type-of-switch setting part for setting external input terminal sections31, 32and the type of safety switches to be connected to the external input terminal sections, and operation program executing part for selecting a safety operation program corresponding to the type of the switch set by the setting part among a plurality of types of safety operation programs stored in the operation program storing part and executing the selected program for the external input terminal sections31, 32set by the setting part.

REFERENCES:
patent: 4415884 (1983-11-01), Delin et al.
patent: 5628013 (1997-05-01), Anderson et al.
patent: 6388563 (2002-05-01), Brown et al.
patent: 1 396 963 (2004-03-01), None
patent: 02118465 (1990-05-01), None
patent: WO 02/067065 (2002-08-01), None
patent: WO 02/098065 (2002-12-01), None

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