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F-29

F-29

TROUBLESHOOTING & REPAIR

NORMAL OPEN CIRCUIT VOLTAGE WAVEFORM

CC MODE – INPUT VOLTAGE APPLIED 75 VDC

0 volts 0 volts

50V5µs

This is the typical CC open circuit out- put voltage generated from a properly operating machine. Note that each vertical division represents 50 volts and that each horizontal division rep- resents 5 µs in time.

SCOPE SETTINGS

Volts/Div

50V/Div.

Horizontal Sweep

5 µs/Div.

Coupling

DC

Trigger

Internal

 

 

MULTI-WELD 350

Page 69
Image 69
Lincoln Electric SVM151-A Normal Open Circuit Voltage Waveform, CC Mode Input Voltage Applied 75 VDC, Scope Settings