Miller Multimatic 255 - Weld Output Terminals; Process;Polarity Table

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Complete Parts List is available at www.MillerWelds.com
5-7. Weld Output Terminals
1
2
Turn off unit and disconnect input
power before making connections.
Do not use worn, damaged, under-
sized, or repaired cables.
1 Positive (+) Weld Output Terminal
2 Negative (-) Weld Output Terminal
See Section 5-9 for information on connect-
ing to weld output terminals and standard
connection diagrams.
5-8. Process/Polarity Table
Process Polarity
Cable Connections
Wire Drive Assembly Cable Work Cable
GMAW — Solid wire
with shielding gas
DCEP — Reverse Polarity
Connect to positive (+) output
receptacle
Connect to negative (-) output receptacle
FCAW—S — Self-
shielding wire-no
shielding gas
DCEN — Straight Polarity
Connect to negative (-) output
receptacle
Connect to positive (+) output receptacle
FCAW—G — Flux-
cored wire with shield-
ing gas
DCEP — Reverse Polarity
Connect to positive (+) output
receptacle
Connect to negative (-) output receptacle