Lincoln Electric FineLine 170HD Operator's Manual page 64

FineLine 170HD Plasma System
• The Status Screen expands automatically, the Status Bar turns red and
indicates "Purging...", then the System automatically completes one of the
following gas purge sequences (where s = seconds):
• The Status Screen automatically collapses (returns to the previous screen),
the Status Bar turns green and indicates "Ready to Cut."
Initiate a start signal (refer to Section 4.2.4 for important details) via the CNC, which
triggers the following sequence:
a. Cooling system starts circulating coolant (cooling fans start).
b. Gas preflow is initiated.
c. Power supply output is energized; the DC Power light is steady red.
d. ASC circuit is energized.
e. Pilot arc is initiated and the ASC circuit is de-energized.
f. Transferred arc is established and the pilot arc is turned off.
g. Motion signal is sent from the System to the CNC.
h. Power supply initiates current upslope to the selected current level.
Initiate a stop signal via the CNC, which triggers the following sequence:
a. Power supply initiates current downslope.
b. Transferred arc is extinguished; the DC Power light is extinguished.
c. Gases are turned off.
d. Coolant pump and cooling fans continue to run for 5 minutes.
4.2.3 Power Down (Turn Off) the System
Press the ON Button (Power Supply) or the System Off button (FineLine UI) to
disable the System's outputs, and then:
• The ON Button (Power Supply) changes to pulsing white.
• The Status Bar indicates "System Idle. Press [On] to Activate" and the
System On button changes to black.
Remove primary power to the Power Supply.
Remove power from the HMI and Ethernet router/switch.
This information is subject to the controls of the Export Administration Regulations [EAR]. This information shall not be provided to
non-U.S. persons or transferred by any means to any location outside the United States contrary to the requirements of the EAR.
o Purge 1 – 10s.
o Purge 2 – 30s, then 30s.
o Purge 3 – 10s, then 30s, then 30s.
o Purge 4 – 12s.
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BK8053-000111 Rev D