參照標準:
國標GB11017-89所規(guī)定的測試方法制造
應用說明:
用來測試高壓電纜半導電內(nèi)外屏蔽層的電阻率,,通過裝置能夠測試不同線徑之產(chǎn)品屏蔽層電阻率。
適用范圍Scope of application:
本儀器適合電纜研究部門,電纜廠,對于高壓交聯(lián)電纜半導電屏蔽層電阻率的測試手段.
參數(shù)資料Parameters
1.電阻率/ resistivity: 10-8~2×106Ω-cm
2.電阻/ resistance: 10-8~2×106Ω
3.電導率/ conductivity:5 ×10-6~108s/cm
4.分辨率: 0.1μΩ/resolution: 0.1μΩ
5.測量誤差±(0.05%讀數(shù)±5字)/ accuracy ±0.05%
6.測量電壓量程/ measuring voltage range:2mV 20mV 200mV 2V
7.測量精度±(0.1%讀數(shù))/ measuring accuracy ±0.1%
8.分辨率/resolution: 0.1uV 1uV 10uV 100uV
9.電流輸出:直流電流0~1000mA可調(diào),輸入220V。
Current output: DC current 0~1000mA adjustable. input 220V.
10.量程/range:1μA,10μA,100µA,1mA,10mA,1000mA.
11.誤差:±0.2%讀數(shù)±2字/accuracy ±0.2%
12.測試治具:電纜導電屏蔽層直徑:10mm-40mm
Test fixture: conductive cable shield diameter: 10mm-40mm
電纜絕緣屏蔽層直徑cable insulation shield diameter:20mm—150mm
電流電極與電位電極距離distance between current electrode and potential electrode >25mm
1. 主機外形尺寸Overall dimensions:330mm*340mm*120mm
步驟及流程
1. 開機預熱2-3分鐘.
2. 設定被測樣品所需參數(shù).
3. 將測試線與主機、夾具如下圖連接好.
4. 將樣品固定于夾具上.
5. 獲得數(shù)據(jù).