Fail safe system with common mode avoidance
DCFirst Claim
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1. A fully monitored system comprising:
- a first sensing unit responsive to a first set of variables to produce a first output indicative of a condition;
a second sensing unit responsive to a second set of variables different from the first set of variables to produce a second output indicative of the condition;
comparing means receiving the first and second outputs and producing a valid output only if the first and second outputs are substantially the same.
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Abstract
A fail operational system including two sets of first and second sensors responsive to different stimuli to produce signals indicative of a condition, and a comparator for comparing the outputs of the first and second sensors to produce a "valid" signal when the outputs are substantially the same.
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7 Claims
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1. A fully monitored system comprising:
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a first sensing unit responsive to a first set of variables to produce a first output indicative of a condition; a second sensing unit responsive to a second set of variables different from the first set of variables to produce a second output indicative of the condition; comparing means receiving the first and second outputs and producing a valid output only if the first and second outputs are substantially the same. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification