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NSG 3040 EMC test system
To set the phase value, touch the “phase value” button. A red frame is displayed
around the field. The phase value may be entered using the wheel or the keypad.
The value is in degree units and may range from 0 to 359. Synch mode is only
available if the EUT power is switched on.
8.4.6 Coupling
Touch the “coupling mode” button to select
SURGE OUTPUT
,
MANUAL CDN
or
IEC COUPLING
.
Surge output
Select
SURGE OUTPUT
when a pulse is to be applied directly to the EUT; for
example, in component testing of non-powered EUTs.
Manual CDN
This setting will compensate the loss of an external manual CDN such as the
CDN 3083 or CDN 117. The internal impedance will be reduced by 0.37 Ω.
IEC coupling
When IEC coupling is selected the window in figure below displayed.
Touch the individual “High” and “Low output coupling” buttons (L, N, and PE in
the example), to select an open or closed relay.
Touch “OK” to enable the coupling selection and close the window.
Touch “Cancel” to close the window without saving the coupling selection.
Touch “Show Graphics” to display a graphical example of the coupling selection.
