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供求信息
> 自动变光电焊面罩/自动变光焊接面罩/自动变光面罩(ND400)
[Updated: 2008/10/18] |
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TECHNICAL SPECIFICATIONS(ND400):
1. Frame: 110X90X8mm(4.33"X3.54"X0.31")
2. Viewing Area: 94X41mm(3.70"X1.62")
3. UV/IR Protection: Up to shade DIN 16 at all
time
4. Light State: Shade DIN 3
5. Variable Shade: From DIN 9 to DIN 13
6. Power Supply: Solar cells, two lithium
batteries
7. Power On /Off: Fully Automatic
8. Switching Time
a).Light to Dark: 1/25000s at room temperature
b).Dark to Llight: 0.25~0.35s at <fast>position
0.65~0.80s at <slow>position (LED
display)
9. Sensitivity: Low or High(LED display)
10. Operating Temperature: - 5ºC + 55ºC
11. Storing Temperature: -20ºC + 70ºC
12. Weight: 125G
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