Miller Pro-Hobby Series Manuel - Page 8
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3-5. Sensitivity Control (Variable Shade Models Only)
OPEN
ON
Stick Electrode
Short Circuiting (MIG)
Pulsed & Spray (MIG)
Gas Tungsten Arc (TIG)
Plasma Arc Cutting/Welding
OM-231 425 Page 6
LOCK
Recommended Sensitivity Settings
1
Sensitivity Control
Use control to make the lens more re-
sponsive to different light levels in vari-
ous welding processes. Use a Mid-
Range or 30−50% sensitivity setting
for most applications.
It may be necessary to adjust helmet
sensitivity to accommodate different
lighting conditions or if lens is flashing
1
On and Off. Adjust helmet sensitivity as
follows:
.
Adjust helmet sensitivity in lighting
conditions helmet will be used in.
S
Turn sensitivity control to lowest
setting.
S
Press On button to turn helmet On.
Helmet lens will darken twice and
then clear.
S
Face the helmet in the direction of
use, exposing it to the surrounding
light conditions.
S
Gradually turn sensitivity setting
clockwise until the lens darkens,
then turn sensitivity control coun-
terclockwise until slightly past set-
ting where lens clears. Helmet is
ready for use. Slight readjustment
may be necessary for certain ap-
plications or if lens is flashing on
and off.
Mid-Range
Low/Mid-Range
Mid-Range
Mid/High-Range
Low/Mid-Range
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