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4 - Front Panel Operation
40
Function Keys
Refer to the examples later in this chapter for more details on the use of these keys.
FUNCTI
ON
Meter
Input
Protect
Trigger
Output
Status
Harmonic
Trigger
Control
Current
Voltage
Freq
Phase
Shape
Pulse
List
Index
Index
Output
on/off
Phase
Select
Figure 4-3. Function Keys
Immediate Action Keys
Immediate action keys immediately execute their corresponding function when pressed. Other function
keys have commands underneath them that are accessed when the key is pressed.
This key toggles the output of the ac source between the on and off states. It
immediately executes its function as soon as you press it. When off, the ac
source output is disabled and the Dis annunciator is on.
This key only applies to three-phase ac sources
Sends an immediate trigger to the ac source
Scrolling Keys
Scrolling keys let you move through the commands in the presently selected function menu.
These scroll keys let you move through the choices in a command list.
Press to bring up the next command in the list. Press to go back
to the previous command in the list. Function menus are circular; you can
return to the starting position by continuously pressing either key. The
following example shows the commands in the Input function menu:
These shifted scroll keys apply only to the Harmonic and List functions.
Press these keys to step through integers 0 through 50 when specifying the
desired harmonic number, or 0 through 99 when specifying the desired list
point. Hold down these keys to rapidly access any harmonic or list point.
These Entry keys let you scroll through choices in a parameter list that apply
to a specific command. Parameter lists are circular; you can return to the
starting position by continuously pressing either key. If the command has a
numeric range, these keys increment or decrement the existing value.
Output
On/Off
Phase
Select
TriggerShift
Index
Shift
Shift
Index
¯ °