Bernard S400 Welder User Manual


 
Q500 MIG Q-Gun™ shown with
OXO
®
style large curved handle,
medium 45˚ rotating neck and
standard trigger.
Issued Feb. 2008 • Index No. SPEC QS456X-1.1
USA
Made with
Pride and without
Compromise in the
All Guns are Not Created Equal.
A MIG gun should be durable, easy to
use and customized to your specific
application. Our MIG guns put you in
control: you choose the options you need
and we'll build a gun to last. We even
ship most of our guns within 24 hours.
S-Guns™ built with ultra heavy-
duty steel monocoil power cables
are highly resistant to kinking for
exceptional gas flow and wire feed
in applications that cause other
guns to fail.
Phone: 800-946-2281 (US Only) 708-946-2281 (Outside US)
Fax: 708-946-6726
For more information, visit us at BernardWelds.com
Stay-Tite™ Technology
Long-lasting power cable
compression fittings
and necks with large
tapered gun connections
combine to form the
foundation of Bernard
®
Stay-Tite
TM
technology.
This technology ensures
optimal conductivity to
increase weld consistency
and lessen heat output
while improving product
durability.
Bernard
®
An Illinois Tool Works Company
449 West Corning Road, Box 667
Beecher, Illinois 60401 USA
Q
and S
Series with OXO
®
style large handle
400, 500, 600 Amp MIG Guns
Centerfire™ contact tips, nozzles and diffusers
are easy-to-use and high performing - they
provide better arc starts, less spatter and more
consistent welds - and also last up to three times
longer than competitive brands.
Necks available in fixed, rotatable and multiple
length options for optimal weld accessibility and
improved operator comfort. Rotatable necks
changeover without tools.
Patented Jump Liner allows quick neck change
and replacement of only most commonly worn or
clogged liner area, which reduces the amount of
time a gun is offline and minimizes inventory.
Liners coiled in-house with proprietary process
that improves wire feed performance and 100
percent tested to ensure smoothest wire feed in
the industry.
OXO
®
style handle option allows configuration
of Bernard Q-Gun or S-Gun with feel similar to
former OXO APX gun.
Back end with durable rigid strain relief and
easily interchangeable direct plugs and trigger
leads connect to wire feeders and machines
from major manufacturers and allow simple
maintenance.
Amperage Ratings
MIG Gun Duty Cycle Description
100% NEMA 100%CE 60% CE 35%CE
Q400 / S400 400 350 425 520 CO
2
Gas
n/a 285 350 440 80%AR20%CO
2
Q500 / S500 500 420 480 575 CO
2
Gas
n/a 370 420 500 80%AR20%CO
2
Q600 / S600 550 440 540 650 CO
2
Gas
n/a 420 500 550 80%AR20%CO
2