Typical Ac Weld Output Waveform - Machine Loaded - Lincoln Electric RANGER 8 SVM107-B Service Manual

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TYPICAL AC WELD OUTPUT WAVEFORM
TROUBLESHOOTING & REPAIR
MACHINE LOADED
20 volts
MACHINE LOADED TO 225 AMPS AT 25 VDC
This is the typical AC output voltage
generated from a properly operating
machine. Note that each vertical
division represents 20 volts and that
each horizontal division represents 5
milliseconds in time. The machine
was loaded with a resistance grid
bank.
Note: Scope probes connected at
machine output terminals.
SCOPE SETTINGS
Volts/Div.....................20V/Div.
Horizontal Sweep.....5 ms/Div.
Coupling ............................DC
Trigger .........................Internal
RANGER 8
CH1
0 volts
5 ms
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