Troubleshooting & repair, Normal open circuit voltage waveform (wire cv tap) – Lincoln Electric VANTAGE 400 User Manual

Page 133

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NORMAL OPEN CIRCUIT VOLTAGE WAVEFORM (WIRE CV TAP)

MAX CONTROL POT - HIGH IDLE - NO LOAD

TROUBLESHOOTING & REPAIR

F-85

F-85

VANTAGE® 400

This is the typical DC 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 milliseconds in time.

NOTE: Scope probes are connected
at weld output terminals.

SCOPE SETTINGS

Volts/Div.....................50V/Div.
Horizontal Sweep .....5 ms/Div.
Coupling.............................DC
Trigger.........................Internal

0 volts

50V

5ms

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