Troubleshooting & repair, Normal weld voltage waveform – Lincoln Electric MULTI-WELD SVM151-A User Manual
Page 72
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TROUBLESHOOTING & REPAIR
F-32
F-32
MULTI-WELD 350
NORMAL WELD VOLTAGE WAVEFORM
MACHINE LOADED TO 350 AMPS AT 34 VOLTS – CV MODE
This is the typical CV output voltage
generated from a properly operating
machine. Note that each vertical divi-
sion represents 50 volts and that each
horizontal division represents 50µs in
time.
The machine was loaded with a resis-
tance grid bank to 350 amps at 34
volts.
SCOPE SETTINGS
Volts/Div.....................50V/Div.
Horizontal Sweep .....50µs/Div.
Coupling.............................DC
Trigger.........................Internal
50V
50µs
0 volts
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