Lincoln Electric PIPEFAB Series Operator's Manual page 79

PIPEFAB™ WELDING SYSTEM
WAVE
PROCESS CONTROL
NAME
MIG ULTIMARC
NO WAVE
CONTROLS
TIG
AVAILABLE
.
EFFECT /
DESCRIPTION
RANGE
ULTIMARC REGULATES THE FOCUS OR SHAPE OF THE
ARC. ULTIMARC VALUES GREATER THAN 0.0 INCREASE
THE PULSE FREQUENCY WHILE DECREASING THE
BACKGROUND CURRENT, RESULTING IN A TIGHT, STIFF
ARC BEST FOR HIGH SPEED SHEET METAL WELDING.
ULTIMARC VALUES LESS THAN 0.0 DECREASE THE
PULSE FREQUENCY WHILE INCREASING THE
BACKGROUND CURRENT, FOR A SOFT ARC GOOD FOR
SOFT (-10.0)
OUT-OF-POSITION WELDING.
TO STIFF
(10.0)
Arc Control -10.0
Low Frequency, Wide
---
B-28
Arc Control +10.0
Arc Control OFF
High Frequency, Focused
Medium Frequency and Width
---
OPERATION