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ESAB Sentinel A50 User Manual

ESAB Sentinel A50
12 pages
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Auto Darkening
Welding Helmet
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ESAB Sentinel A50 Specifications

General IconGeneral
Viewing Area100 x 60 mm (3.93 x 2.36 in.)
Optical Class1/1/1/2
Sensors4
Shade Range5-13
Power SupplySolar cell
Battery TypeCR2450
Switching Time0.0001 seconds
StandardsANSI Z87.1, EN 379

Summary

Safety Warnings

General Safety Precautions

General safety advice, warnings, and precautions for operating the auto-darkening welding helmet.

Common Problems and Remedies

Irregular Dimming

Headgear unevenness causing distance issues between eyes and filter lens.

Filter Not Darkening or Flickering

Check cover lens, sensors, current, battery for darkening issues.

Slow Response

Filter response time affected by low operating temperatures.

Poor Vision

Causes include soiled lenses, insufficient light, incorrect shade, or protective film.

Helmet Slipping

Headgear requires readjustment for a secure and stable fit.

Instructions for Use

Battery Installation

Properly install the battery by sliding out the cover, inserting the battery, and closing.

Digital Touch Screen Activation

Turn on the ADF by striking an arc or pressing the 'DISPLAY' button.

Battery Indicator

Shows the current state of the solar cell and battery power levels.

Option Selected Status

A yellow border highlights the currently selected option on the digital screen.

Selecting Grind Mode

Switch to grind mode via display or long press on external control.

Variable Shade Control

Adjust shade number for welding/cutting by touching 'SHADE' and adjustment buttons.

Sensitivity Control

Adjust lens sensitivity to arc light using 'SENSI.' button; 5-10 is normal.

Delay Control

Set the time for the lens to return to clear state after welding using 'DELAY' button.

Memory Setting

Save and recall up to 8 sets of pre-defined welding parameters for convenience.

Adjusting the Fit of the Helmet

Headband Circumference Adjustment

Adjust headband size using the rear knob for a secure fit.

Top Headband Strap Adjustment

Adjust the top strap to position the helmet correctly on your head.

Distance to Face Adjustment

Use 'LOCK' latch to adjust helmet-to-face distance for even darkness.

View Angle Position Adjustment

Adjust tilt using the lever on the right headgear tension knob.

Certification and Control Labels

Notified Body and Standards

Information on testing body (DIN CERTCO) and applicable certifications (CE, EN175).

ADF Marking Explanation

Details the meaning of the markings and classification numbers on the ADF.

Maintenance

Replacing Cover Lenses

Instructions for replacing front and inside cover lenses without damage.

Replacing Auto Darkening Filter

How to safely remove and install the ADF unit using side latches.

Cleaning Procedure

Clean helmet, sensors, and solar cells with soft cloth and methylated spirit.

Technical Specification

General Specifications

Optical class, viewing area, arc sensor, light/grind states, modes, and protection.

Power and Performance

Details power supply, switching time, TIG rating, operating/storing temperatures.

Helmet Material and Approvals

Specifies helmet material, application range, and product approvals/standards.

Shade Guide Table

Shade Number Guide

Recommendations for shade numbers based on welding/cutting operation and current.

Parts List & Assembly

Part List

Comprehensive list of all helmet parts with their corresponding part numbers.

Assembly Instructions

Diagrams and brief notes on how to assemble the helmet components.

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