ESAB Sentinel A50 Instructions For Use Manual Download Page 1 | Manualshive

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Auto Darkening

Welding Helmet

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Summary of Contents for Sentinel A50

Page 1: ...Auto Darkening Welding Helmet ...

Page 2: ...helmet unless specified in this manual Do not use replacement parts other than those specified in this manual Unauthorized modifications and replacement parts will void the warranty and expose the operator to the risk of personal injury Should this helmet not darken upon striking an arc stop welding immediately and contact your supervisor or your dealer Do not immerse the filter in water Do not us...

Page 3: ...N on page 2 Slow response Operating temperature is too low Do not use at temperatures below 5 C or 23 F Poor vision 1 Front inside cover lens and or the filter is soiled Change lens There is insufficient ambient light Shade number is incorrectly set Reset the shade number Check if removing the film on the front cover lens Welding helmet slips Headgear is not properly adjusted Readjust the headgear...

Page 4: ...ious mode Option 2 After weld cutting work long press GRIND button on external control case for 3 seconds see fig 2b the auto darkening filter will switch to grind mode After 5 seconds the screen will automatically turn to standby mode Long press GRIND button for 3 seconds again it will return to previous mode In grind mode the lens shade is fixed shade 4 see fig 4 B and the sensitivity and delay ...

Page 5: ... mode are as follows Weld Mode Shade 5 9 Cutting Mode Shade 9 13 Sensitivity 0 10 see fig 6 fig 6 Grind Mode No sensitivity adjustment As a simple rule for optimum performance it is recommended to set sensitivity to the maximum at the beginning and then gradually reduce it until the filter reacts only to the welding arc while don t make reaction to ambient light conditions direct sunlight intensiv...

Page 6: ...ay with applications using higher currents Longer delays can also be used for lower current TIG welding and TIG MIG MAG pulse MEMORY SETTING This auto darkening filter can save the pre defined parameters as memory setting Users can take the set memory out any time they need The system can save 8 sets of parameters at most Take Memory 1 as example detailed step as follows Step 1 Touch MEMORY on dis...

Page 7: ...t and back bands will automatically self adjust according to headform and soft pads suit forehead and back of head perfectly which will bring more comfort see fig 10a Test the fit of the headband by lifting up and closing down the helmet a few times while wearing it If the headband moves while tilting re adjust it until it is stable ADJUSTING THE DISTANCE BETWEEN THE HELMET AND THE FACE Step 1 Pre...

Page 8: ...l class 1 Diffusion of light class 1 Variation in luminous transmittance class 2 Angle dependence of luminous transmittance class 379 Number of the standard MAINTENANCE REPLACING THE FRONT COVER LENS Replace the front cover lens if it is damaged Press the semicircle button on external grind control side see fig 11a remove the front cover lens carefully When replace new front cover lens make sure t...

Page 9: ...ium battery Switching Time 1 25 000 s from Light to Dark Oxyfuel Gas Welding Yes Oxygen Cutting Yes Grinding Yes Delay Dark to Light 0 1 1 0 s Digital Touch Control Low Amperage TIG Rated 2 amps DC 2 amps AC Operating Temp 5 C 55 C 23 F 131 F Storing Temp 20 C 70 C 4 F 158 F Helmet Material High Impact Resistance Nylon Application Range Stick Welding SMAW TIG DC AC TIG Pulse DC TIG Pulse AC MIG MA...

Page 10: ...00 400 800 8 9 10 8 12 14 Torch brazing 3 to 4 Torch soldering 2 Carbon arc welding 14 PLATE THICKNESS in mm Gas welding Light Medium Heavy Under 1 8 1 8 to 1 2 Over 1 2 Under 3 2 3 2 to 12 7 Over 12 7 4 or 5 5 or 6 6 or 8 Oxygen cutting Light Medium Heavy Under 1 1 to 6 Over 6 Under 25 25 to 150 Over 150 3 or 4 4 or 5 5 or 6 1 As a rule of thumb start with a shade that is too dark then go to a li...

Page 11: ...03 2 Sentinel Helmet Shell 0700 000 804 3 Auto Darkening Filter Including 2 x CR2450 lithium 0700 000 806 4 2 x CR2450 lithium battery 0700 000 807 5 Inside Cover Lens 100 x 64mm 0700 000 808 6 Headgear Assembly Including Sweat Bands 0700 000 809 7 Front Sweat Band 0700 000 810 8 Headgear 0700 000 811 9 Rear Sweat Band 0700 000 812 ...

Page 12: ...ESAB AB Lindholmsallén 9 Box 8004 402 77 Gothenburg Sweden ...

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