Fuzzy Logic - Siemens Cerberus DLO1191 Manual

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3.8.2

Fuzzy Logic

Siemens Building T
echnologies
Cerberus Division
The different «filtered» and smoothed signals are combined with fuzzy logic. A diagnosis
is prepared automatically and on-line.
Principle of the fuzzy logic
Signal
Noise
Gradient
Signal
Jumps
Asymmetry
Fuzzification
Beam
interruption
Condensation
EMI
Test filter
Regulating
Defuzzification
Modification
of alarm
criteria
Diagnosis/
misapplication
warning
15
e1276e
09.2000

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