The Sherman-profi V1a automatic welding helmet is designed to protect eyes and face from sparks, chips and harmful radiation during welding and grinding. The automatic blackout filter automatically changes from bright to dark after ignition of the arc and becomes bright again after welding. The helmet has two external knobs enabling adjustment of the shade level from 9 to 13 according to DIN and smooth adjustment of sensitivity of photosensors to the intensity of the arc during welding. On the internal control panel there are two switches that allow three-position adjustment of the switching delay time dark / light and change of operating mode. The blackout filter is equipped with two photosensors.

The helmet has two external knobs enabling adjustment of the shade level from 9 to 13 according to DIN and smooth adjustment of sensitivity of photosensors to the intensity of the arc during welding. On the internal control panel there are two switches that allow three-position adjustment of the switching delay time dark / light and change of operating mode. The blackout filter is equipped with two photosensors. 
Warning! The helmet is not recommended for welding with low 20-30A currents. 
After selecting the grinding function on the internal control panel, the blackout filter switches to bright without darkness adjustment.