1.HTTQ-2000S雙(shuang)向臺區識別(bie)儀實現(xian)原理(li)：$n儀器(qi)的(de)工(gong)作原理(li)要使用(yong)負荷(he)信(xin)號(hao)傳輸技術實現(xian)，采用(yong)DSP和高(gao)速準同步采樣技術進行信(xin)號(hao)檢(jian)(jian)測(ce)，測(ce)試過(guo)程中對負荷(he)信(xin)號(hao)的(de)檢(jian)(jian)測(ce)應從內部檢(jian)(jian)測(ce)單(dan)元獲取(qu)信(xin)號(hao)并(bing)解(jie)析(xi)。不存在(zai)共零線共高(gao)壓線信(xin)號(hao)串擾問(wen)題。$n2.儀器(qi)使用(yong)50Hz工(gong)頻(pin)負荷(he)信(xin)號(hao)在(zai)電力線傳輸，不干擾正(zheng)常載波通訊或無線通訊工(gong)作。
HDHG-I電流互(hu)(hu)感器(qi)現(xian)場(chang)校驗(yan)儀具有遞推法測量電流互(hu)(hu)感器(qi)誤(wu)差(cha)、電位差(cha)法測量電壓互(hu)(hu)感器(qi)誤(wu)差(cha)功(gong)能于(yu)一身，方便(bian)現(xian)場(chang)開展計量裝置現(xian)場(chang)檢(jian)定(ding)工作。
HCS-W微型(xing)互感(gan)器(qi)(qi)(qi)誤(wu)差(cha)實驗裝置(zhi) 檢(jian)定(ding)(ding)互感(gan)器(qi)(qi)(qi)時，儀(yi)器(qi)(qi)(qi)自動(dong)指示極(ji)性，當(dang)極(ji)性錯誤(wu)時，儀(yi)器(qi)(qi)(qi)能自動(dong)切斷差(cha)流(liu)回路，并用(yong)聲、光報警，確保儀(yi)器(qi)(qi)(qi)輸入電(dian)路安全。 在額定(ding)(ding)工(gong)作(zuo)電(dian)流(liu)的2%--500%范(fan)圍內，儀(yi)器(qi)(qi)(qi)可(ke)方(fang)便的進行自校，確保儀(yi)器(qi)(qi)(qi)的測量結果有效、可(ke)靠。 儀(yi)器(qi)(qi)(qi)可(ke)作(zuo)為(wei)直角坐標系(xi)交流(liu)電(dian)位計使用(yong)，測量交流(liu)小電(dian)流(liu)。 儀(yi)器(qi)(qi)(qi)可(ke)以用(yong)整(zheng)體法或元件法進行周(zhou)期檢(jian)定(ding)(ding)。
HCKL-H電(dian)(dian)(dian)流(liu)(liu)互感器(qi)(qi)開路測(ce)試(shi)儀(yi)(yi) 電(dian)(dian)(dian)流(liu)(liu)互感器(qi)(qi)開路測(ce)試(shi)儀(yi)(yi)是(shi)檢測(ce)電(dian)(dian)(dian)流(liu)(liu)互感器(qi)(qi)開路電(dian)(dian)(dian)壓(ya)峰值(zhi)(zhi)的(de)(de)設(she)(she)備，本(ben)(ben)儀(yi)(yi)器(qi)(qi)采用(yong)模塊化(hua)設(she)(she)計(ji)技術，它(ta)移用(yong)本(ben)(ben)廠成(cheng)熟(shu)可(ke)靠的(de)(de)峰值(zhi)(zhi)檢波電(dian)(dian)(dian)路，高抗沖(chong)擊、抗干擾設(she)(she)計(ji)，保證了本(ben)(ben)儀(yi)(yi)器(qi)(qi)具(ju)有(you)較高的(de)(de)可(ke)靠性(xing)(xing)。本(ben)(ben)儀(yi)(yi)器(qi)(qi)還可(ke)測(ce)量(liang)(liang)工頻電(dian)(dian)(dian)壓(ya)峰值(zhi)(zhi)，連(lian)續脈沖(chong)電(dian)(dian)(dian)壓(ya)峰值(zhi)(zhi)，是(shi)一款性(xing)(xing)能價格比很高的(de)(de)儀(yi)(yi)器(qi)(qi)。 電(dian)(dian)(dian)流(liu)(liu)互感器(qi)(qi)開路電(dian)(dian)(dian)壓(ya)測(ce)試(shi)儀(yi)(yi)是(shi)適合于使(shi)用(yong)在試(shi)驗室、車間(jian)和(he)其他場合測(ce)量(liang)(liang)電(dian)(dian)(dian)壓(ya)峰值(zhi)(zhi)用(yong)的(de)(de)輕便可(ke)攜帶式儀(yi)(yi)器(qi)(qi)。 電(dian)(dian)(dian)流(liu)(liu)互感器(qi)(qi)開路電(dian)(dian)(dian)
HCVT-H電(dian)(dian)(dian)(dian)容(rong)(rong)式電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)互感(gan)器現(xian)場(chang)(chang)測試儀 電(dian)(dian)(dian)(dian)容(rong)(rong)式電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)互感(gan)器（以下簡(jian)(jian)稱CVT）進行誤差(cha)校驗時大多采用串聯(lian)或者并(bing)聯(lian)諧振升(sheng)壓(ya)(ya)(ya)的(de)方法，測試接線(xian)復雜，所需的(de)設備種類(lei)繁多，而且設備都很(hen)笨重，現(xian)場(chang)(chang)搬運非常困(kun)難。HCVT-H電(dian)(dian)(dian)(dian)容(rong)(rong)式電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)互感(gan)器現(xian)場(chang)(chang)測試儀（以下簡(jian)(jian)稱測試儀）具(ju)有(you)在低電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)情(qing)況(kuang)下測量出高電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)工作(zuo)情(qing)況(kuang)下的(de)實(shi)際誤差(cha)，單臺設備即可滿足(zu)現(xian)場(chang)(chang)電(dian)(dian)(dian)(dian)容(rong)(rong)式電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)互感(gan)器誤差(cha)的(de)測量
HCCT-H電(dian)(dian)流互感器現場測(ce)試(shi)儀 發(fa)電(dian)(dian)廠與(yu)變電(dian)(dian)站的高(gao)壓電(dian)(dian)能(neng)(neng)計(ji)量(liang)(liang)(liang)裝(zhuang)置(zhi)，以及大量(liang)(liang)(liang)用戶的電(dian)(dian)能(neng)(neng)計(ji)量(liang)(liang)(liang)裝(zhuang)置(zhi)，關系到發(fa)電(dian)(dian)、送電(dian)(dian)、供電(dian)(dian)及用戶多方的利益。為保證計(ji)量(liang)(liang)(liang)準確，必(bi)須按照SD109《電(dian)(dian)能(neng)(neng)計(ji)量(liang)(liang)(liang)裝(zhuang)置(zhi)檢驗規程》和DL/T448-2000《電(dian)(dian)能(neng)(neng)計(ji)量(liang)(liang)(liang)裝(zhuang)置(zhi)技術管(guan)理規程》進行檢驗。
AQ7280系列光(guang)時域(yu)反射(she)儀 隨(sui)著智能(neng)手機的(de)(de)(de)(de)普及(ji)流量的(de)(de)(de)(de)增加，對(dui)可以高(gao)速傳輸大容(rong)量數據的(de)(de)(de)(de)光(guang)纖網(wang)絡的(de)(de)(de)(de)需(xu)求正在急劇(ju)上升(sheng)。不(bu)管是城市之間的(de)(de)(de)(de)核心網(wang)、城市內部的(de)(de)(de)(de)城域(yu)網(wang)，還是從中心辦(ban)公(gong)室(shi)到用戶(hu)的(de)(de)(de)(de)接入網(wang)，光(guang)纖安(an)裝(zhuang)工程越來越多。OTDR主要(yao)用于評估光(guang)纖的(de)(de)(de)(de)安(an)裝(zhuang)和維(wei)護， 操(cao)作簡便、直觀尤為重要(yao)。即使(shi)不(bu)熟悉光(guang)纖測(ce)量技術，操(cao)作人員(yuan)也(ye)可以使(shi)用OTDR在短時間內完成高(gao)質量的(de)(de)(de)(de)測(ce)量工作。此外，新興國家對(dui)測(ce)量長光(guang)纖的(de)(de)(de)(de)需(xu)求
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