FC / UPC Okunrin-obirin Attenuator
Fidio ọja
Apejuwe
DOWELL Attenuators jẹ oṣiṣẹ fun eto nẹtiwọọki inu omi inu omi.
DOWELL Singlemode Attenuators ti wa ni iṣelọpọ nipasẹ Kọ Ilana lati gba iduroṣinṣin iṣẹ ṣiṣe ti o dara julọ ati adaṣe adaṣe giga lati ni isọdọtun giga julọ & isokan.
Imọ-ẹrọ itọsi ti dojukọ lori gbogbo okun attenuated & awọn abajade itọju polishing pipe fun didara didara ni awọn ofin ti ripple kekere, ko si irun ti o han, awọn dojuijako, awọn eerun igi, awọn abawọn tabi awọn pits labẹ 400X DORC, ati pataki ti RL<-55 fun eyikeyi iye dB.
A nfunni 1 ~ 20 dB ati awọn iye attenuation boṣewa ni 3, 5, 10, 15 ati 20 dB, iwọn-aje ti o ni anfani fun ipese iṣelọpọ pupọ ati iye attenuation ti a ṣe ni ibamu pẹlu ibeere rẹ pato, atilẹyin nipasẹ ẹgbẹ imọ-ẹrọ wa lati gba imuṣiṣẹpọ ti o dara julọ .
| Awọn paramita | Ẹyọ | Iṣẹ ṣiṣe | ||
| Ipele | Ere | Ipele A | ||
| Attenuation Iyatọ | Att. < 5 | dB | ± 0.5 | ± 0,75 |
| Att. > 5 | dB | ± 10% | ± 15% | |
| Ipadanu Pada | dB | 45dB-- (PC) 50 dB-- (SPC) 55 dB-- (UPC) 60 dB-- (APC) | ||
| Iwọn otutu nṣiṣẹ | °C | -40 to +75 | ||
| Idaabobo gbigbọn | <0.1 X àt. iye | |||
| Ayika & darí | Awọn ipo |
| Ayika Ṣiṣẹ ti ko ni iṣakoso | -40°C si +75°C, RH 0 si 90% ± 5%, 7 ọjọ |
| Ayika ti kii ṣiṣẹ | -40°C si +70°C, RH 0 si 95% |
| Gigun kẹkẹ ọriniinitutu Condensation | -10°C si +65°C, RH 90% si 100% |
| Immersion omi | 43°C, PH = 5.5, 7 ọjọ |
| Gbigbọn | 10 si 55 Hz 1.52 mm titobi fun wakati 2 |
| Iduroṣinṣin | 200 cyc., 3 ft., 4.5 ft., 6 ft. fun GR-326 |
| Idanwo Ipa | 6 ft. silẹ, 8 iyika, 3 aake |
awọn aworan
Ohun elo
● Long Haul Telecommunication
● Fiber ni Yipo (FITL)
● Awọn nẹtiwọki agbegbe (LAN)
● Cable TV & Fidio pinpin
● Awọn Nẹtiwọọki Opitika Palolo
● Idanwo Nẹtiwọọki
