Hobart Handler 190 - Process;Polarity Table; Changing Polarity

TM-260 273 Page 7Handler 190
3-4. Process/Polarity Table
Process Polarity
Cable Connections
Cable To Gun Cable To Work
GMAW − Solid wire with shield-
ing gas
DCEP − Reverse polarity Connect to positive (+) out-
put terminal
Connect to negative (−) output
terminal
FCAW − Self-shielding wire −
no shielding gas
DCEN − Straight Polarity Connect to negative (−)
output terminal
Connect to positive (+) output
terminal
3-5. Changing Polarity
! Turn off welding power
source.
1 Lead Connections For Direct
Current Electrode Negative
(DCEN)
2 Lead Connections For Direct
Current Electrode Positive
(DCEP)
Always read and follow wire
manufacturer’s recommended
polarity, and see Section 3-4.
Close door.
260 459-A
1
2
CHANGING
POLARITY
DCEN
Electrode negative
for flux cored wire
DCEP
Electrode positive
for solid wire