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Optisk variabel attenuator (Digital) EVA50
Rugged and compact design, EVA50 is designed to help
Kontakt ossMost 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
Energy save mode
Ett års garanti og tre års anbefalt kalibreringsintervall
|
Modell |
EVA50-40 |
EVA50-60 |
EVA50-80 |
|
Attenuating Range |
40 dB (SM) |
60 dB (SM) |
80 dB (SM) |
|
Kalibrerte bølgelengder |
1310nm / 1490nm / 1550nm |
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|
Fiber Mode |
SM |
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|
Attenuating Mode |
Digital |
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Skjermoppløsningskraft |
0.1dB |
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|
Vise |
LCD, 128*64 |
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|
Max Input Power |
+ 21 dBm |
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|
Return Loss* |
> 40 dB |
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|
Insertion Loss* |
< 2.5 dB |
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Kobling |
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 |
Valgfri |
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| Auto Power Off | Ingen operasjon i 10 minutter (can be canceled), Lav batterienergi |
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| Batterilading |
Ja | ||
| Operate Time | Ovenfor 20 timer | ||
| Strømforsyning | 3 * AA batteries or AC/DC adapter | ||
* klokken 20±3℃, CW, with FC/PC connector,1550nm
|
Størrelse(H*B*D) |
190mm * 90mm * 40mm |
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|
Vekt |
About 450g |
|
|
Lager temperatur |
-20 -- +60°C, < 90%RH |
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|
Driftstemperatur |
-10 -- +50°C, < 90%RH |
|
EVA50-XX
Modell
EVA50-40 = 40dB
EVA50-60 = 60dB
EVA50-80 = 80dB
