GB
M
M
A
A
I
I
N
N
S
S
P
P
E
E
C
C
I
I
F
F
I
I
C
C
A
A
T
T
I
I
O
O
N
N
S
S
1. Filter dimension:
110 x 90 x 8 mm
2. View area:
96 x 42 mm
3. Light shade number:
4
4. Dark shade number:
9 - 13
5. UV/IR protection:
up DIN15
6. Time from light to dark:
1/10000 s
7. Time from dark to light:
0.1-0.5s
8. Power supply:
solar cells
9. Operating temperature:
-5¡C-55¡C(23¡F-131¡F)
10. Weight:
495 g
11. Safety using time:
two years
M
M
E
E
T
T
H
H
O
O
D
D
O
O
F
F
O
O
P
P
E
E
R
R
A
A
T
T
I
I
O
O
N
N
1. Assemble the mask as shown in the construction and assembly figure (see
page5)
2.
The power supply:
The power of TR-2503 helmet is provided by solar cells with
two lithium batteries. Turning on or off is automatic controlled by circuit. You can
use this helmet at any time yon need and take it away after working without
operating any key. Using this helmet is fully free like glass filter helmet.
3.
Darkness selection:
Striking the arc, the observing window darkens
immediately. At this moment, according to the technical requirement, the operator
adjusts the darkness knob 4 in the direction as shown by the arrow to select the
optimum darkness.
4. Because the shapes of man’s heads vary from person to person. The work
position and the observing angle is different, operator may adjust the headband
adjusting button 8 and the segmental positioning plate 9 to select an appropriate
observing angle.
By pushing and turning the adjustment screw 10, the perimeter of the head band
can be adjusted.
Содержание TR-2503
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