SECTION 4 Operation
ESP 400C Plasma Power Source
ESP 400C Plasma Power Source
ESP 400C Plasma Power Source
ESP 400C Plasma Power Source
4-7
4.4.3 Arc Initiation Controls
4.4.4 Start Current and Up-Slope Timer
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
0 1 2 3 4 5 6 7 8 9 10 MAX
Start Current Pot Setting
P
e
rc
enta
ge (%
)
of
Cuttin
g
Cur
re
n
t
Starting Curent (%) and Pot Setting
Relationship
Start Current
Start Current
Start Current
Start Current
Set using potentiometer located above and to the
left of center of PCB1. Factory default setting is 7.
Up-Slope Timer
Up-Slope Timer
Up-Slope Timer
Up-Slope Timer
Three position switch located next to the start
current potentiometer. Time is from start current
(after dwell ends) to full current. Factory default =
800 msec.
Left position = 250 msec
Center position = 800 msec
Right Position = 1200 msec
SW2
SW1
Start Current Pot
UP-Slope Timer
Summary of Contents for 0558001729
Page 1: ...F 15 657 Jun 2005 Installation Operation and Maintenance for the ESP 400C Plasma Power Source...
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Page 110: ...SECTION 7 Replacement Parts ESP 400C Plasma Power Source 7 10 7 7 Top View...
Page 112: ...SECTION 7 Replacement Parts ESP 400C Plasma Power Source 7 12 7 8 Back Inside View 2 1 4 2 3...