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► RECOMMENDED SHADE LEVELS FOR VARIOUS WELDING APPLICATIONS
/ EN 379 /
► LIGHT TRANSMISSION CURVE
0,0001
0,001
0,01
0,1
1
10
100
T[%]
300
400
500
600
700
800
900
1000
1100
1200
1300
1400
λ[nm]
Shade 3
Shade 4
Shade 6
Shade 7
Shade 8
Shade 9
Shade 10
Shade 11
Shade 12
Shade 13
LIGHT STATE
Tr
an
smi
ssi
on
Wavelength
DARK STATE
► DESCRIPTION OF KEMPER FILTER FEATURES
1.
Solar cell
2.
Photo-sensors (Photo diodes)
3.
Filter housing
4.
Liquid crystal shutter viewing area
5.
Replaceable batteries (CR-2032)
6.
Battery test (led diode)
7.
Shade adjustment range selection
8.
Welding or grinding selection
9.
Shade adjustment
10.
Sensitivity adjustment
11.
Opening time delay adjustment
WELDING
PROCESS
CURRENT IN AMPERES
6
10
15
30
40
60
70
100 125 150 175 200 225 250 300 350 400
MMA
8
9
10
11
12
13
autodark
®
760,
autodark
®
660x
autodark
®
660i
MAG
8
9
10
11
12
autodark
®
760,
autodark
®
660x
autodark
®
660i
TIG
8
9
10
11
12
13
14
autodark
®
760,
autodark
®
660x
autodark
®
660i
MIG heavy metals
9
10
11
12
13
autodark
®
760,
autodark
®
660x
autodark
®
660i
MIG light metals
Stainless, AI
10
11
12
13
autodark
®
760,
autodark
®
660x
autodark
®
660i
Plasma cutting
9
10
11
12
13
autodark
®
760,
autodark
®
660x
autodark
®
660i
Micro plasma
welding
4
5
6
7
8
9
10
11
12
13
autodark
®
760,
autodark
®
660x
autodark
®
660i
G
Figure
6
EN