Operation, B-12 – Lincoln Electric PRECISION TIG 275 SVM162-B User Manual
Page 28
B-12
OPERATION
B-12
PRECISION TIG 275
PREFLOW
Fixed 0.5 sec
or x2
START TIME
Manual
in 4-Step
UPSLOPE
Fixed<0.5 sec
w/o Amptrol
MINIMUM OUTPUT
(Start) SETTING
Adjustable 2-50A
MAXIMUM OUTPUT
SETTING
Adjustable 2-Max.A
Amptrol or Remote
(PEAK) Range
2 or 4-STEP
Trigger
Closed
4-STEP
Trigger
1
ST
Open
4-STEP Trigger
Re-closed or
2-STEP Trigger
Opened
4-STEP Trigger
Re-opened
after
Downslope Time
DOWNSLOPE
Adjust 0 –10 sec
w/ Advan. Panel
(Fixed 0 sec w/o)
POSTFLOW
Adjust 2-60 sec
or x2
CRATER-FILL
LEVEL
Advanced
Panel Select:
Mach. Min.
or
MIN. Setting
(as w/o Panel)
With PULSE ON
No Pulsing
During Upslope Time
or
When Downslope
Drops Below
Background Setting
% ON TIME
Adjustable
5-95%
PULSE FREQ.
Adjustable
0.1-20 pps
BACKGROUND
Adjustable
MIN.Setting -100% Peak
CRATER-FILL TIME
Manual in 2/4-Step
w/ Restart Disabled
TIG WELD CYCLE CHART
C
CO
OD
DE
ES
S B
BE
EL
LO
OW
W 1
11
10
00
00
0 ((K
K1
18
82
29
9--1
1))
C
CO
OD
DE
ES
S A
AB
BO
OV
VE
E 1
11
10
00
00
0 ((K
K2
26
62
21
1--1
1))