Lincoln Electric RANGER 225 GXT Service Manual page 75

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TYPICAL DC WELD OUTPUT WAVEFORM (CC MODE)
TROUBLESHOOTING AND REPAIR
MACHINE LOADED
20 volts
MACHINE LOADED TO 200 AMPS AT 26 VDC
This is the typical DC output voltage
generated from a properly operating
machine. Note that each vertical divi-
sion represents 20 volts and that each
horizontal division represents 5 mil-
liseconds in time. The machine was
loaded with a resistance grid bank.
Note: Scope probes connected at
machine 115VAC receptacle.
SCOPE SETTINGS
Volts/Div.....................20V/Div.
Horizontal Sweep .....5 ms/Div.
Coupling.............................DC
Trigger.........................Internal
RANGER® 225 GXT
CH1
0 volts
5 ms
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