Smarter tools Mega-550S - Adjusting Headband; Solar Cells; Shades; Filters

5
Adjusting Headband
Adjust the Headband so that the helmet is seated
securely on your head as low as possible and
close to your face.
Adjust the Headband width by turning the
Ratcheting Headband Knob to make sure the
Front Cover Lens is aligned with your eyes.
Adjust the Headband height by tightening or
loosening the top strap until the Helmet fits snug
on your head.
Once the Headband is properly adjusted, lower
the Helmet over your face until the proper angle
is found. Then turn the Tension Adjustment
Knobs on either side of the helmet, locking the
helmet's angle in place.
Solar Cells
This Welding Helmet utilizes high performance solar cells as power supply, and has one
CR2032 lithium battery as power backup.
Shades
User-selectable variable shades from 9 to 13 are adjusted at the turn of a shade knob
(shade variable).
Filters
The ultra high performance of UV and IR Auto-Darkening filters provides to user's eyes and
face full protection against UV and IR radiation during entire welding process, The UV/IR
protection level is up to shade 13 at all times.
VI. TECHNICAL SPECIFICATIONS
Model
MEGA 550S
Weight
16 oz
Viewing Area
3.6” x 1.65” (92 x42mm)
Cartridge Size
4.3” x 3.5” (110 x 90mm)
Uv/IR Protection
Up to shade DIN13 at all times
Light State/ Grind Mode
Din 4
Dark State
Variable shade 9-13
Shade Control
External, Variable
Sensitivity Control
Low- High - infinite dial knob
Switch Time (Light to Dark)
1/25000s
Dark to Light Time Delay
0.1-1.0s - infinite dial knob
Power On / Off
Fully Automatic
Arc Sensor
2
TIG Amp Range
DC≥ 10 AC≥ 10
Operating Temperature
23° F to 131°F (-5°C to +55°C)
Storing Temperature
-4°F to 158°F (-20°C to +70°C)
Self-check
Self-Test button
Compliance
ANSI Z87.1-2010, CSA Z94.3
Low voltage indicator
Yes
Power Supply
Solar Cell and 1 x CR2032 Lithium battery
Figure C