Front Panel Controls And Indicators; Power Supply - Hypertherm HySpeed HT2000 Instruction Manual

OPERATION

Front Panel Controls and Indicators

Power Supply (Fig. 6-1)
POWER
• ON (1) Pushbutton/indicator switch
Activates the power supply and its control circuits. Indicator illuminates when power up is complete and
status indicators are satisfied.
• OFF (0) Pushbutton switch
Shuts the power supply down.
• DC ON Indicator
Illuminates when main contactor closes, indicating DC power is being supplied to the torch.
STATUS
The STATUS indicators are all extinguished during normal operation.
• INTERLOCK LED
When illuminated, indicates that one of the door interlock switches in the RHF console is disengaged.
• TRANSFORMER LED
When illuminated, indicates that either the power supply main transformer or one of the choppers is
operating above the proper temperature range.
• COOLANT LEVEL LED
When illuminated, indicates that the coolant level is inadequate.
• SHIELD GAS/CAP LED
When illuminated, indicates that either the shield gas pressure is inadequate, or that the retaining cap is
installed improperly on the torch.
• PLASMA GAS LED
When illuminated, indicates that the plasma gas pressure is inadequate.
• COOLANT TEMP LED
When illuminated, indicates that the torch coolant temperature is too high (above 70°C (160°F)).
• COOLANT FLOW LED
When illuminated, indicates that the coolant flow from the torch is inadequate.
6-2
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HySpeed HT2000 Instruction Manual