Oscilloscope waveforms, No load, Troubleshooting & repair – Lincoln Electric IDEALARC DC 1000 SVM123-A User Manual
Page 78
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TROUBLESHOOTING & REPAIR
F-38
NORMAL OPEN CIRCUIT VOLTAGE WAVEFORM
CONSTANT CURRENT MODE - NO LOAD
IDEALARC DC-1000
Volts/Div. . . . . . . . . . . . . 50 V/Div.
Horizontal Sweep . . . . . 2 ms/Div.
Coupling . . . . . . . . . . . . . . . . . DC
Trigger . . . . . . . . . . . . . . . Internal
SCOPE SETTINGS
F-38
This is the typical DC open circuit volt-
age waveform generated from a proper-
ly operating machine. Note that each
vertical division represents 50 volts and
that each horizontal division represents
2 milliseconds in time.
Note: Scope probes connected at
machine output terminals: (+) probe to
positive 1000 Amp terminal, (-) probe to
negative terminal.
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