Process/Polarity Table; Changing Polarity - Hobart Handler 190 Technical Manual

3-4. Process/Polarity Table

Process
GMAW − Solid wire with shield-
ing gas
FCAW − Self-shielding wire −
no shielding gas

3-5. Changing Polarity

Handler 190
Polarity
DCEP − Reverse polarity
DCEN − Straight Polarity
CHANGING
POLARITY
DCEN
Electrode negative
for flux cored wire
1
DCEP
Electrode positive
for solid wire
Cable Connections
Cable To Gun
Connect to positive (+) out-
put terminal
Connect to negative (−)
output terminal
2
Cable To Work
Connect to negative (−) output
terminal
Connect to positive (+) output
terminal
! 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
TM-260 273 Page 7