APM SP-300 Series, User Manual

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1. Output Coupling
1. In the ‘More Settings’ screen, press the ‘Coupling’ soft key to display the drop down list.
2. Rotate the front panel knob to highlight the ‘AC+DC’ option then press the front panel knob
or the [Enter] key to confirm.
1. In the More Settings screen, press the Range ‘ ’ ‘ ’ soft key to display the drop down list.
2. Rotate knob to highlight ‘Auto’ option then press the front panel knob or the [Enter] key to
confirm.
A C + D C
DC
AC
This menu is for setting the output mode of the AC source including ‘AC’, ‘DC’, and ‘AC+DC’
modes. For example, to set ‘Coupling’ as ‘AC+DC’.
2. Range
This menu is for setting the output range of the AC source which includes Low Range ‘150’,
High range ‘300’, and ‘Auto’. When Auto is chosen, the switchover between High range and
Low range will be performed by the instrument automatically.
For example, to set ‘Range’ as ‘Auto’.
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Note: In AC+DC coupling mode, any combination of AC and DC voltage may be selected as
long as the positive or negative peak voltage of the combined output does not exceed the
allowable maximum peak voltage. Refer to figure above.
Menu Operation
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1. In the ‘More Settings’ screen, move the cursor to highlight the displayed Waveform A, then
press the [Enter] key to change to Waveform B.
2. Move the cursor to the value field of Waveform B, then press the [Enter] key to show the
waveform selection list, rotate the front panel knob to highlight ‘SQUARE’, then press the [Enter]
key to confirm.
Note
There is a temporary OFF (approx. 300ms) to the AC source during the switchover of range.
Range setting will be always display on the lower-left conner of the display.
3. Waveform Generators
The AC source provides the user with two independent waveform generators, A and B. Both
of the waveform generators include SINE (sinusoidal), SQUARE, clipped sinusoidal (CSINE),
FIXED (30 sets of built-in waveforms), USER (6 sets of user-defined waveforms) wave-shapes.
For example, to set waveform B as SQUARE.
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When changing the range setting, turn off the AC source output first. The Range setting
can not be changed if the output is on.
Menu Operation
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