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Troubleshooting - Jackson WH70 BH3 Bedienungsanleitung

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  • DEUTSCH, seite 27
LIGHT TRANSMISSION CURVE
100
T[%]
10
1
0,1
0,01
0,001
0,0001
300

TROUBLESHOOTING

Breakdown or
poor performance
The filter does not
darken or opens
during welding.
Filter opens during
welding.
The filter triggers
spuriously.
Reaction time very
slow.
DESCRIPTION OF JACKSON SAFETY
1. Solar cells
2. Photo-sensors (Photo diodes)
3. Filter housing
4. Liquid crystal shutter viewing area
5. Shade adjustment range selection
6. Welding or grinding selection
7. Shade adjustment
8. Sensitivity adjustment
9. Opening time delay adjustment
10
400
500
600
700
Possible
reasons
Sensors or solar
cell may be covered
with spatters or dirt.
Weak light source.
Strong sun, strong
lights, neighboring
welder's arc light.
Ambient tempera-
ture is to low.
Ambient is to dark.
Shade 3
Shade 4
Shade 6
Shade 7
Shade 8
Shade 9
Shade 10
Shade 11
Shade 12
Shade 13
800
900
1000
Wavelength
Recommended
solution
Clean the filter and protective lens with
soft cloth. If needed, replace the protec-
tive lens.
Increase the sensitivity, get closer to the
arc, do not cover the sensors and the
solar cell by hand, torch or other objects.
Increase the opening time delay.
Reduce the sensitivity, reduce the disturb-
ing ambient light sources.
Never use below -5°C.
The reaction time for the first arc only will
be 10 ms, then normally 0,15 ms.
FILTER FEATURES
®
LIGHT STATE
DARK STATE
1100
1200
1300
1400
λ[nm]
H
Figure

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