What do the "Tvs" parameters mean in the setup registers of the Harmonics Measurement Module?
Product Line
ION7550/ION7650
ION8800
PM8000
Environment
ION Framework
Resolution
'Tvs value' stands for 'Time versus Value'. These are 3 second rms values.
There is no upper limit for pulsing the evaluation input and there is no point in pulsing this module more frequently than 1x/second. By default is updates every 1 second.
If the Evaluation input is not linked and the Tvs Aggregate or Tvs Maximum mode is selected is select, a 3 second interval will be used.
Aggregate: the output of the module will be the 3 sec average harmonic (average of the 3 x 1 second Tvs values).
Maximum: then the output will be the largest value of the 3 x 1 second values.
Demand input is only used when display mode is set to Magnitude Outputs Displayed as Percentages or the THD Display Mode is set to Percentages. The input would a value like V1 Tot HD from a harmonics Measurement Module
Released for: Schneider Electric Canada
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