Operation
210 809480 Instruction Manual XPR300
Wait for start State (5)
Wait for the CNC to send the Plasma Start command to the cutting system.
Preflow/charge DC State (7)
* To conserve energy, the coolant pump and fans stop after the time limit expires without a command.
Wait for a command: select a new process or “Plasma
Start” (there is no limit to how long the system waits for
input).
Is a new process selected or “Plasma Start” selected?
No
Ye s
For new process
selection, continue to
Initial checks State (2)
on page 208.
OR
For a “Plasma Start”
command, continue to
Preflow/charge DC
State (7) on page 210.
Start preflow gas flow.
Turn ON the inrush contactor and then the main
contactor.
Turn ON the chopper.
Turn ON the fans (if not already on).*
Turn ON the coolant pump (if not already on).*
Measure gas pressure.
Make sure that Hold Ignition signal is OFF.
Is the Preflow State complete and successful?
No
Diagnose and troubleshoot the problem. Refer to
Diagnostics and Troubleshooting on page 259.
Then, start Preflow/charge DC State (7) again.
Yes
Continue to Ignite State (8) on page 211.
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