Hobart Welding Products 210 MVP manual Process/Polarity Table, Changing Polarity

5-4. Process/Polarity Table

Process	Polarity	Cable Connections
		Cable To Gun	Cable To Work
GMAW − Solid wire with shield-	DCEP − Reverse polarity	Connect to positive (+) out-	Connect to negative (−) output
ing gas		put terminal	terminal
FCAW − Self-shielding wire −	DCEN − Straight Polarity	Connect to negative (−)	Connect to positive (+) output
no shielding gas		output terminal	terminal

5-5. Changing Polarity

CHANGING

POLARITY

DCEN

Electrode negative for

flux cored wire

1

DCEP

Electrode positive for

solid wire

2

! Turn off welding power source.

1Lead Connections For Direct Current Electrode Negative (DCEN)

2Lead Connections For Direct Current Electrode Positive (DCEP)

Always read and follow wire manufacturer’s recommended polarity, and see Section 5-4.

Close door.

Ref. 209 228 / Ref. 209 229

OM-249 498 Page 17