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Optical Variable Attenuator (Digital) EVA 50
Rugged and compact design, EVA50 is designed to help
Tiv tauj pebMost compact and rugged portable attenuator on the market
Three wavelengths: 1310nm / 1490nm / 1550nm
Different attenuator range, 40dB, 60dB or 80dB
Can save current value as reference
Can save 10 tracks attenuation value
Memorize the value after instruments shut down
Zog txuag hom
Ib xyoos lav thiab Peb-xyoo pom zoo calibration ncua sij hawm
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Qauv |
EVA50-40 |
EVA50-60 |
EVA50-80 |
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Attenuating Range |
40 dB (SM) |
60 dB (SM) |
80 dB (SM) |
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Calibrated Wavelengths |
1310nm / 1490nm / 1550nm |
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Fiber Mode |
SM |
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Attenuating Mode |
Digital |
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Zaub daws lub zog |
0.1dB |
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Zaub |
LCD, 128*64 |
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Max Input Power |
+ 21 dBm ib |
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Return Loss* |
> 40 dB |
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Insertion Loss* |
< 2.5 dB |
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Txuas |
FC/PC (or customize) |
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Uncertainty |
± 0.5 dB |
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Repeatability* |
± 0.2 dB |
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RS-232 |
xaiv tau |
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| Pib Fais fab tuag | Tsis muaj kev ua haujlwm hauv 10 feeb (tuaj yeem muab tso tseg), Tsawg roj teeb zog |
||
| Roj teeb Charge |
Yog lawm | ||
| Ua Si Sijhawm | Saum toj no 20 teev | ||
| Fais fab mov | 3 * AA roj teeb lossis AC / DC adapter | ||
* ntawm 20±3℃, CW, with FC/PC connector,1550nm
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Loj(H*W*D) |
190mm * 90mm * 40mm |
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Qhov hnyav |
About 450g |
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Cia Kub |
-20 -- +60°C, < 90%RH |
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Ua haujlwm kub |
-10 -- +50°C, < 90%RH |
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EVA50-XX
Qauv
EVA50-40 = 40dB
EVA50-60 = 60dB
EVA50-80 = 80dB
