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TROUBLESHOOTING & REPAIR
NORMAL OPEN CIRCUIT WELD VOLTAGE WAVEFORM
HIGH IDLE – NO LOAD – OUTPUT CONTROL AT MAXIMUM
CH1
0 volts
50 volts | 5 ms |
This is the typical output voltage gen- erated from a properly operating machine. Note that each vertical division represents 50 volts and that each horizontal division represents 5 milliseconds in time.
Note: Scope probes connected at machine output terminals.
SCOPE SETTINGS
Volts/Div | 50V/Div. |
Horizontal Sweep | 5 ms/Div. |
Coupling | DC |
Trigger | Internal |
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WELDANPOWER 125
