Lincoln Electric SVM145-B Normal Open Circuit Voltage Waveform 115VAC Supply, High Idle no Load

Models: SVM145-B

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F-79

F-79

TROUBLESHOOTING & REPAIR

NORMAL OPEN CIRCUIT VOLTAGE WAVEFORM (115VAC SUPPLY)

HIGH IDLE – NO LOAD

15.8 ms

0 volts

50V5ms

This is the typical auxiliary output voltage generated from a properly operating machine. Note that each vertical division represents 50 volts and that each horizontal division rep- resents 5 milliseconds in time.

Note: Scope probes connected at machine 115VAC receptacle.

SCOPE SETTINGS

Volts/Div

50V/Div.

Horizontal Sweep

5 ms/Div.

Coupling

DC

Trigger

Internal

 

 

COMMANDER 300

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Lincoln Electric SVM145-B Normal Open Circuit Voltage Waveform 115VAC Supply, High Idle no Load, Scope Settings