Total Harmonic Distortion - CARLO GAVAZZI WM23-96 - PROGRAMMING User Manual

tion are carried out as soon as the instrument is switched
off. When the DIGITAL INPUT module is installed, the syn-
chronization starts as soon as one of the digital inputs
changes status (contacts 2 and 3 of the digital input mod-
S
S
S
S
VT ratio
9
Programming
ule). Every subsequent change of
status, resets and synchronizes
again the calculation of the power
dmd. It is possible to enable or dis-
able the synchronization function
managed by the digital inputs.
Choose the "SYnC" function by
means of the
enter the menu press
"YES" to enable the function or
"No" to disable the synchronization
by means of the
and confirm with

Total Harmonic Distortion

This function allows the user
enable the FFT analysis (Fast
Fourier Transform) and the display
of the total harmonic distortion (see
also "displayed measuring pages"
on page 5). Choose the "thd" func-
tion by means of the
keys, to enter the menu press
then choose if the function is to be
enabled (YES) or disabled (NO) by
means of the
confirm with
17
7
11
and
S
; Then set
and
S
.
and
and keys and
S
.
Serial port
keys, to
keys
to
S
;
15