Sensitivity Control - Miller Ultra HDV Owner's Manual

4-7.

Sensitivity Control

1
1 Mode (On/Off) Button
2 Sensitivity Adjustment Buttons
Use Sensitivity control to make the lens more
responsive to different light levels in various
welding processes. Use a Mid-Range or 30-
50% sensitivity
applications.
It may be necessary to adjust helmet sensi-
tivity to accommodate different lighting condi-
tions or if lens is flashing On and Off.
The sensitivity ranges for each mode are as
follows:
Weld, Cut, X-Modes - No. 0 – No. 10
Grind Mode - No sensitivity adjustment
Do not weld in the Grind mode; the
lens will not darken.
Sensitivity Adjustment Procedure
Stick Electrode
Short Circuiting (MIG)
Pulsed And Spray (MIG)
Gas Tungsten Arc (TIG)
Plasma Arc Cutting/Welding
setting for most
Recommended Sensitivity Settings
�
Adjust helmet sensitivity in lighting con-
ditions helmet will be used in.
� Press Mode (On/Off) button to turn hel-
met On. Helmet display appears.
� Press Mode (On/Off) button to select de-
sired function: Weld, Cut, or X-Mode.
� Use Sensitivity Up and Down buttons to
adjust sensitivity control to lowest
setting.
� Face the helmet in the direction of use,
exposing it to the surrounding light
conditions.
� Press Sensitivity Up button until the lens
darkens, then press Sensitivity down
button until lens clears.
Helmet is ready for use. Slight readjustment
may be necessary for certain applications or
if lens is flashing on and off.
�
Reduce Sensitivity setting if lens stays
dark longer than Delay setting.
Mid-Range
Low/Mid-Range
Mid-Range
Mid/High-Range
Low/Mid-Range
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