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t=0
1
Start
0
1
Debounced
Start
0
2ms
1
Pilot
Arc
Switch
0
2ms
1
Inverter
Enable
(INV_EN)
0
3ms
30A
Icommand
21.5A
0
3ms
30
21.5
Ipilot
10
(Amps)
0
3ms
1
Gas
0
60
Pcritical(15)
Gas Pressure
at Torch
(psi)
250
225
Arc
210
Voltage
160
(volts)
0
~ ~ 10ms
typ
I Setpoint
30
(amps)
1.6
0.4
I Work Lead
0
1
Digitized
XFR signal
in DSP and
0
Machine Motion
NORMAL MODE
>200 ms
Setpoint
13ms
13ms
1ms
Time
Constant
tdelay
If >5.0 sec
pilot arc time out
Digitized
XFR signal
valid
2.17A/ms
30.0sec
Postflow
2.17A/ms
t
Consumable
Re-Seat
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