Power Supply NGMO Operation
4-2 4.00 / 07-2004
Function
element
Type Function
pushbotton
POWER
This is the mains switch to turn the NGMO on and off.
rotary knob
VARIATION
This knob has various functions:
• to increase or decrease numerical values in a menu function,
to select options within the menu.
keys ARROW KEYS (left and right)
• When no other function is selected, the LCD contrast can be
adjusted with the arrow keys.
• The arrow key moves the cursor to the numerical input you want to
make,
• or to vary a setting within the menu.
• The arrow keys can also be used to abort the recall or the save
function.
key
1; CHANNEL A; CHANNEL B; 1; Digital Voltmeter A;
Digital Voltmeter B
By pressing this key, channel A or channel B and the associated DVM
can be selected. The selected DVM shows an applied external voltage.
key
2; Voltage setting
Press U-SET to set the output voltage you have selected.
The value you want and, if necessary, modified by pressing the SHIFT
key or by turning the variation knob.
key
3; Overvoltage protection
By pressing the OVP key you can set the max. +force output voltage
with respect to the internal ground. If the voltage peaks exceed the set
value, the NGMO switches off automatically to protect the unit under
test.
key
4; SAVE
With the SAVE key all settings can be stored in one of the memory
locations 1 to 9, except the recall settings, IEEE address, serial
interface data, calibration data, which are stored in memory location 0.
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