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UT276A+接地電阻測試儀
產品介紹:
UT270系(xi)列鉗(qian)(qian)形接(jie)地(di)(di)(di)電(dian)(dian)阻(zu)測(ce)(ce)試儀(yi),在測(ce)(ce)量(liang)(liang)有回(hui)路(lu)(lu)的接(jie)地(di)(di)(di)系(xi)統(tong)(tong)時,無需(xu)斷開接(jie)地(di)(di)(di)引線(xian),不需(xu)要輔助電(dian)(dian)極,只需(xu)鉗(qian)(qian)住待測(ce)(ce)接(jie)地(di)(di)(di)回(hui)路(lu)(lu),就能安全(quan)、快速測(ce)(ce)量(liang)(liang)出接(jie)地(di)(di)(di)電(dian)(dian)阻(zu)。采(cai)用薄膜合(he)金鉗(qian)(qian)頭,強(qiang)化了鉗(qian)(qian)口抗干擾性(xing), 接(jie)地(di)(di)(di)電(dian)(dian)阻(zu)測(ce)(ce)量(liang)(liang)精度(du)達到0.01Ω;電(dian)(dian)阻(zu)極限值(zhi)(zhi)報警(jing)功能,可在量(liang)(liang)程范圍內設定報警(jing)值(zhi)(zhi)。UT270系(xi)列鉗(qian)(qian)形接(jie)地(di)(di)(di)電(dian)(dian)阻(zu)測(ce)(ce)試儀(yi)應用于傳統(tong)(tong)方(fang)法無法測(ce)(ce)量(liang)(liang)的場合(he)如:建筑(zhu)物防雷接(jie)地(di)(di)(di)系(xi)統(tong)(tong)、加油站接(jie)地(di)(di)(di)系(xi)統(tong)(tong)、輸電(dian)(dian)線(xian)路(lu)(lu)路(lu)(lu)桿塔(ta)、變(bian)壓器中(zhong)性(xing)點、發(fa)電(dian)(dian)廠變(bian)電(dian)(dian)所、樓(lou)層(ceng)機房等接(jie)地(di)(di)(di)狀況檢測(ce)(ce)
特點
1. 寬廣的接地回(hui)路電(dian)阻測量(liang)范圍(0-1200Ω),能滿足用(yong)戶大(da)部分(fen)的測量(liang)要求;
2.32mm大鉗口,可以測試(shi)各種接地級(ji)和等電(dian)位(wei)母線;
3.交流(liu)電(dian)流(liu)測(ce)量范圍0-20A,并可進行300mA以下的(de)漏電(dian)流(liu)檢測(ce),無需斷(duan)開即可測(ce)量,非常適合系(xi)統故障診(zhen)斷(duan);
4.用戶(hu)自(zi)定義HI/LO警(jing)報(bao)限制;
5.數(shu)(shu)據保持功(gong)能,用(yong)于(yu)在難以接近的地(di)方獲取穩定讀(du)數(shu)(shu);
6.省(sheng)時的存儲功能方便用戶在測(ce)量(liang)后查閱檢(jian)測(ce)數據繪制表格報告;
7.具備(bei)CAT III 300V安規等級
技術指標
測(ce)量模式 | 測量范圍 | 分辨率 | 準確度 |
電阻 | 0.010Ω-0.099Ω | 0.001Ω | ±(1%+0.01Ω) |
| 0.1Ω-0.99Ω | 0.01Ω | ±(1%+0.01Ω) |
| 1.0Ω-49.9Ω | 0.1Ω | ±(1%+0.1Ω) |
| 50.0Ω-99.5Ω | 05Ω | ±(1.5%+0.5Ω) |
| 100Ω-199Ω | 1Ω | ±(2%+1Ω) |
| 200Ω-395Ω | 5Ω | ±(5%+5Ω) |
| 400Ω-590Ω | 10Ω | ±(10%+10Ω) |
| 600Ω-880Ω | 20Ω | ±(20%+20Ω) |
| 900Ω-1200Ω | 30Ω | ±(25%+30Ω) |
電流 | 0.00mA-9.95mA | 0.01mA | ±(2.5%+1mA) |
| 10.0mA-99.0mA | 0.1mA | ±(2.5%+5mA) |
| 100mA-300mA | 1mA | ±(2.5%+10mA) |
| 0.30A-2.99A | 0.01A | ±(2.5%+0.1A) |
| 3.0A-9.9A | 0.1A | ±(2.5%+0.3A) |
| 10.0A-20.0A | 0.1A | ±(2.5%+0.5A) |
型號 | 電阻量程 | 電(dian)流量(liang)程 |
UT276A+ | 0-500Ω | N/A |