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光時域反射儀 我有新說法
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光時域反射計為7英寸電容全觸摸屏,集成了自動OTDR、專家OTDR、事件地圖、光功率計(OPM)、可視紅光故障定位(VFL)、穩定光源(LS)、多芯測試、損耗測試等功能。OTDR最大動態范圍28dB,可實現最遠100km精準測試,最小事件盲區3m,采樣分辨率最高2.5cm。

一、產品綜述

6426A光時域反射計為7英寸電容全觸摸屏,集成了自動OTDR、專家OTDR、事件地圖、光功率計(OPM)、可視紅光故障定位(VFL)、穩定光源(LS)、多芯測試、損耗測試等功能。OTDR最大動態范圍28dB,可實現最遠100km精準測試,最小事件盲區3m,采樣分辨率最高2.5cm。配備4600mAh高密度大容量聚合物鋰電池,具備智能節電管理,同時支持充電寶供電及充電。

6426A用于測量各類光纖光纜的長度、損耗、接續質量等參數,廣泛用于光纖到戶、城域網及二級骨干網通信系統的工程施工、線路維護及緊急搶測試、光纖光纜的研制與生產測量等領域。

二、主要特點

7英寸超大觸摸屏,帶來絲滑操作及舒適的視覺體驗;

28dB動態范圍,輕松測試100km光纖線路;

一鍵自動測試,自動參數配置,自動事件分析,故障事件輕松查看;

自動光眼地圖,故障事件圖形化顯示,故障信息清晰可見;

OPM、紅光、穩定光源等多功能集成一體,為您的工程作業保駕護航;

帶光測試,輕松駕馭光纖到戶場景,輕松定位光纖線路中的故障點;

支持Bellcore GR196及SR-4731文件格式;

光源支持連續/調制模式輸出;

4600mA超大容量電池,超長續航,滿足您一整天的工作需求。

 快速自動測試

自動測試功能使得用戶無需了解更多的有關該儀器操作的細節,測試步驟變得非常簡單,只需要進入“自動OTDR,將光纖接入產品對應OTDR端口、點擊【自動測試】按鈕即可,儀器會自動設置相應的測試條件并給出最終測試結果,包括測試曲線和事件列表等。

自動來光監測及告警功能

當OTDR測試光纖鏈路時,如果光纖中有通信光信號,會造成測試結果不準確,甚至會對儀器內部的探測器造成不可恢復的損壞。6426A具有對被測光纖中的通信光信號自動監測功能,被測光纖只要接入到產品光接口中,測試階段自動感應并監測光纖中是否有通信光信號,一旦監測到有光信號,將及時提示告警信息,為儀器提供及時的保護。

三、技術規范

項目

6426A

工作波長

1310/1550/1625/1650±20nm

最大動態范圍

28dB

事件盲區

3m

測距準確度

±0.75+距離×0.0025%+取樣間隔m,不計折射率誤差

測距分辨率

0.025、0.05、0.1、0.2、0.5、1、2、4、8、16、32m

測試量程

0.4、0.8、1.6、3.2、6.4、16、32、64、128、256、512km

測試脈寬

5、10、30、80、160、320、640、1280、5120、10240、20480ns

最大采樣點數

256k

線性度

0.03dB/dB

損耗分辨率

0.001dB

折射率設置范圍

1.00000~1.99999(步長0.00001)

距離單位

千米、米、千英尺、英尺

顯示

800×480、7英寸TFT彩色LCD(電容觸摸屏)

光輸出接口

FC/UPC(標配,可選配SC/UPC)

界面語言

可選簡體中文、英文 (可獲得其它語言支持)

外部接口

USB Type C、Micro SD

電源

AC/DC適配器:

輸入:AC100V~240V、50/60Hz

輸出:DC/5V/2A

內部鋰電池:3.7V,4600mAh

電池工作時間

亮度,待機≥6h

外型尺寸

寬×高×深200mm×150mm×38mm(不包含軟膠)

重量

≤700g(含電池)

環境適應性

工作溫度:0℃~+40℃(電池充電:5℃~40℃)

貯存溫度:-20℃~+60℃(電池:-20℃~60℃)

相對濕度:5%~95%,無結露

VFL(標配)

工作波長:650nm±20nm

輸出功率:2mW(典型)

光功率計(標配)

波長范圍:850nm~1650nm

功率范圍:-60dBm~+3dBm

穩定光源(標配)

工作波長:與OTDR工作波長相同

輸出功率:≥-5dBm

6426A OTDR各標準模塊技術規范

單波長模塊:

模塊號

工作波長

波長

動態范圍1(dB)

事件盲區2(m)

衰減盲區3(m)

6426A-1101

單模1625nm

28

3.0

8.0

6426A-1102

單模1650nm

28

3.0

8.0

雙波長模塊:

模塊號

工作波長

波長

動態范圍1(dB)

事件盲區2(m)

衰減盲區3(m)

6426A-2101

單模1310/1550nm

28/26

3.0

8.0

6426A-2102

單模1310/1550nm

26/24

3.0

8.0

6426A-2103

單模1310/1550nm

24/22

3.0

8.0

注:

1.環境溫度23℃±5℃,最大測試脈沖寬度,平均時間大于180s,SNR=1;

2.量程≤1.6km、脈寬5ns,光纖端面反射損耗≥40dB,典型值;

3.量程≤1.6km、脈寬5ns或更小脈沖,光纖端面反射損耗≥50dB,典型值。

參考資料

參考資料編輯區域


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MTS-2000光時域反射儀
當今光纖網絡的維護要求嚴格而苛刻,這就必須綜合考慮維護成本、工作流程、質量、網絡現狀和維護人員的經驗等等。因此,選擇一個正確的測試工具已經成為面對這些挑戰的關鍵因素。
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