English - optrel OSC Bedienungsanleitung

English

Safety instructions
please read the user instructions before using the helmet� check that the front cover lens, the head
band and the shade cartridge have been correctly fitted� the welding helmet must not be used if faults
cannot be remedied�
Warnings & safety restrictions
heat and radiation that can cause eye and skin injuries are emitted during the welding process� this product
provides eye and face protection� your eyes are always protected from ultraviolet and infrared radiation
when your are wearing the helmet, irrespective of the shade level� appropriate additional safety clothing
must be worn to protect the rest of the body� some people may suffer allergic reactions to particles and
substances that are released during the welding process� materials that come into contact with skin may
cause allergic reactions to susceptible persons�
the welding helmet may only be used for welding, and for no other purpose� optrel will not accept any
liability if the welding helmet is used for any other purpose or the user instructions are disregarded� the
helmet is suitable for all of established welding procedures except for gas and laser welding� please pay
attention to the shade level recommendation in accordance with en169 on the envelope� the welding
helmet may not be used for overhead welding, since there is a risk of injury from falling molten metal�
Warranty & Liability
the warranty conditions can be found in the instructions from the national sales organisation of optrel�
please contact your optrel dealer for further information concerning this matter�
the warranty only applies to material and manufacturing defects� in the event of damage caused by
improper use, unauthorised intervention or use for a purpose that is not intended by the manufacturer, the
warranty and liability will be null and void� likewise, liability and the warranty are no longer valid if spare
parts other than those sold by optrel are used�
Expected Lifetime
the welding helmet has no expiration date� the product can be used as long as no visible or invisible
damage or functional problems occur�
Usage (see envelope)
1� Head band. please adjust the upper adjusting strap (p�4-5 no�1) to your head size� Depress ratchet
knob (p�4-5 no�2) and rotate until the head band sits firmly yet comfortably�
2� Eye distance and helmet inclination. the distance between the cartridge and the eyes is adjusted
by releasing the locking knobs (p�4-5 no�3)� adjust to the same extent at both sides without jamming�
then retighten the locking knobs� the helmet inclination can be adjusted using the rotary knob (p�4-5
no�4)�
3� Shade level. the shade level can be selected between 9 and 13 by rotating the shade level knob (p�8
no�1)�
4� Sensitivity. the level of sensitivity to ambient light can be adjusted using the sensitivity knob (p�8
no�3)� the middle position corresponds to the recommended sensitivity setting in a standard situation�
in the "super high" range the maximum light sensitivity can be achieved�
5� Opening delay. the opening delay knob (p�8 no�2) allows the opening delay to be set continously from
dark to light� it is adjustable within a range of 0,05 to 1,0 seconds� the middle position corresponds
to the recommended delay in a standard situation�
Cleaning
the shade cartridge and the front cover lens must be cleaned with a soft cloth at regular intervals� no
strong cleaning agents, solvents, alcohol or cleaning agents containing scouring agent must be used�
scratched or damaged lenses must be replaced�
Storage
the welding helmet must be stored at room temperature and with low air humidity� storing the helmet in
the original packaging will increase the service life of the batteries�
Replacing the front cover lens (see p. 4-5 no. 6)
hold front lens frame at bottom edge and pull up (8)� insert front cover lens into frame
and snap in the front lens frame (9)� press firmly into place�
Replacing the batteries (see p.5 no. 5)
the shade cartridge has replaceable lithium button cell batteries, type cr2032� the batteries must be
replaced when the leD on the cartridge f lashes in red�
1� carefully remove battery cover
2� remove batteries and dispose of in accordance with the national regulations for special waste
3� use type cr2032 batteries as depicted
4� carefully remount battery cover
if the shade cartridge does not darken when the welding arc is ignited, please check battery polarity� to
check whether the batteries still have sufficient power, hold the shade cartridge against a bright lamp� if the
red leD flashes, the batteries are empty and must be replaced immediately� if the shade cartridge does not
operate correctly in spite of correct battery replacement, it must be declared unusable and must be replaced�
Removing / installing the shade cartridge (see p. 6-7)
1� r emove potentiometer knob as depicted and undo nut
2� turn bracket knobs and therefore unlock cartr
3� carefully tip out the cartridge
the shade cartridge is installed in the reverse order�
Troubleshooting
Shade cartridge does not darken
→ adjust sensitivity
→ Clean sensors and front cover lens
→ Check flow of light to the sensors
→ Replace batteries
Shade cartridge flickers
→ Adjust sensitivity
→ Adjust opening delay
→ Replace batteries
Poor vision
→ Clean front cover lens and shade cartridge
→ adapt shade level to welding procedure
→ increase amount of ambient light
Weldinghelmet slipping
→ Readjust / tighten head band
Specifications
(right reserved to make technical changes)
shade level
uv/ir protection
switching time from light to dark
switching time from dark to light
shade cartridge dimensions
Field of view dimensions
power supply
weight
operating temperature
storage temperature
classification in accordance with en379
certifications
Spare parts (see p. 6-7)
1� helmet shell with head band and front cover lens (without cartridge)
2� shade cartridge
3� Front cover lens
4� potentiometer knob
5� inside cover lens
6� head band with attachment fittings
7� sweat band
8� comfort band
9
4 (bright mode)
9 – 13 (dark mode)
maximum protection in light and dark modes
0�1 ms (23°c / 73°F)
0�1 ms (55°c / 131°F)
infinitely variable: 0�05 - 1�0 s
90 x 110 x 9�5mm / 3�54 x 4�33 x 0�37"
50 x 100mm / 1�97 x 3�94"
solar cells, 2 pcs� replaceable 3v li-batteries (cr2032)
485g (17�08oz)
-10 °c – 70 °c / 14 °F – 157 °F
-20°c – 70°c / -4°F – 157°F
optical class = 1
scattered light = 1
homogeneity = 1
viewing angle dependence = 2
ce, ansi, compliance with csa