更新時(shi)間(jian):2022-09-07
QJ45攜帶式線路故障測試儀主(zhu)要(yao)由(you)電(dian)橋測(ce)量原理(li)組成(cheng)各類回線(xian)(xian)(xian)(xian)測(ce)試線(xian)(xian)(xian)(xian)路(lu)。用以檢測(ce)通訊電(dian)纜或通訊架空線(xian)(xian)(xian)(xian)路(lu)等線(xian)(xian)(xian)(xian)路(lu)中的(de)接地(di)、混線(xian)(xian)(xian)(xian)、錯接、斷線(xian)(xian)(xian)(xian)等故障(zhang),并(bing)且(qie)也適宜作一般電(dian)阻的(de)測(ce)量。由(you)于儀器內附有工作電(dian)源(yuan)和靈敏指示儀表(biao),便(bian)于現場作線(xian)(xian)(xian)(xian)路(lu)檢測(ce)維修(xiu)用。
QJ45攜帶式線路故障測試儀
QJ45攜帶式線路故障測試儀
用途
QJ45型攜帶式線(xian)路(lu)故(gu)障測試儀,主要由電(dian)(dian)(dian)橋(qiao)測量原理組成各類回線(xian)測試線(xian)路(lu)。用以檢(jian)測通訊(xun)電(dian)(dian)(dian)纜(lan)或通訊(xun)架空線(xian)路(lu)等(deng)線(xian)路(lu)中的(de)接(jie)(jie)地、混線(xian)、錯(cuo)接(jie)(jie)、斷(duan)線(xian)等(deng)故(gu)障,并(bing)且也適宜作一般電(dian)(dian)(dian)阻的(de)測量。由于儀器內(nei)附有工作電(dian)(dian)(dian)源和靈(ling)敏指示儀表(biao),便于現場作線(xian)路(lu)檢(jian)測維修(xiu)用。
主要技術性能
1.測量范圍:
阻值測量:1~1.011MΩ(基本量程:10~10Ω)回線測試:可變比例臂式和固定比例臂式電容量測試:供斷線和錯接線故障測量接地絕緣阻值:約10Ω~10Ω
2.準確度等級:0.1%
3.指零儀電流常數:<1μA/mm(內阻<200Ω)
4.工作電源:4.5V(1號干電池3節串聯)
5.外型尺寸:230x210x145(mm)
6.質量:2.6kg
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