Circutor CVMk2 Series Manuale Utente Scaricare il pdf (Pagina 122)

122

CVM

QUALITY

7.2.4 CREST FACTOR

The crest factor calculation is the ratio between peak and RMS values. When the signal is

sinusoidal, the crest factor value is 1.41 (square root of 2).

The crest factor calculation is used to detect periodic voltage disturbances that cannot be

detected with the THD.

These values are displayed on the screen as a %. The following variables are displayed on

the screen.

On this screen, the following options are shown above the function buttons:

Info : This displays the system information screen (Section 6.1.1.1., System Information).

Max: This displays the screen with the maximum values stored. The maximum values for each

variable recorded since the last reset are displayed on the screen along with the date and

time of registry.

On the Max screen, the INST. option appears, which can be used to return to the screen

that displays the instantaneous variables.

Min : This displays the screen with the minimum values stored. The minimum values for each

variable recorded since the last reset are displayed on the screen along with the date

and time of registry.

On the Min screen, the INST. option appears, which can be used to return to the screen

that displays the instantaneous variables.

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Circutor CVMk2 Series Manuale Utente Pagina 122