Siemens SIMATIC ET 200SP CM 1xDALI - Page 124

Glossary
ET 200SP Communication module CM 1xDALI (6ES7137-6CA00-0BU0)
Manual, 06/2019, A5E46959434-AA
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Up switch off threshold
Value against which the virtual arc power level is continually compared, the output of the
control gear being switched off whenever the virtual arc power level reaches or passes this
level whilst increasing.
Up switch on threshold
Value against which the virtual arc power level is continually compared, the output of the
control gear being switched on whenever the virtual arc power level reaches or passes this
level whilst increasing.
xy chromaticity
Color type, representing the color matching functions of a standard observer according to the
Commission Internationale de L’Eclairage (CIE) basis for colorimetry of 1931