一、多功能電力儀表和電度表的區別是什么
1、什么是多功能電力儀表
多(duo)功(gong)能(neng)(neng)電(dian)(dian)力儀表是一種具有(you)可編(bian)程測(ce)量、顯示、數字通訊和電(dian)(dian)能(neng)(neng)脈沖變送輸出等(deng)多(duo)功(gong)能(neng)(neng)智(zhi)能(neng)(neng)儀表,具有(you)完成電(dian)(dian)量測(ce)量、電(dian)(dian)能(neng)(neng)計量、數據顯示、采集(ji)及(ji)傳輸等(deng)功(gong)能(neng)(neng),廣泛應(ying)用于變電(dian)(dian)站(zhan)自(zi)(zi)動化、配電(dian)(dian)自(zi)(zi)動化、智(zhi)能(neng)(neng)建筑、企業(ye)內部的電(dian)(dian)能(neng)(neng)測(ce)量、管理、考核(he)等(deng)。
2、什么是電度表
電度表(biao)(biao)(biao)又叫電能表(biao)(biao)(biao),簡稱電表(biao)(biao)(biao),是測量電能的儀表(biao)(biao)(biao),廣泛應用于家庭用電、商(shang)業(ye)用電等方面。
3、多功能電力儀表和電度表的區別
(1)原理區別
電(dian)(dian)度表是一種(zhong)傳統的(de)電(dian)(dian)能(neng)(neng)測量(liang)(liang)儀表,通(tong)常(chang)采用鐵芯電(dian)(dian)流(liu)互感(gan)器(qi)和電(dian)(dian)磁式(shi)電(dian)(dian)壓表實現(xian)測量(liang)(liang)。電(dian)(dian)度表通(tong)過對電(dian)(dian)流(liu)和電(dian)(dian)壓的(de)積分來計算電(dian)(dian)能(neng)(neng)的(de)消(xiao)耗量(liang)(liang),因此(ci)它的(de)測量(liang)(liang)精度會受(shou)到電(dian)(dian)壓和電(dian)(dian)流(liu)波(bo)形的(de)影響。多功能(neng)(neng)電(dian)(dian)力儀表則采用數字(zi)化技(ji)術(shu)實現(xian)電(dian)(dian)能(neng)(neng)測量(liang)(liang),其原理(li)是通(tong)過對電(dian)(dian)流(liu)和電(dian)(dian)壓進行采樣和數字(zi)處理(li),并對測量(liang)(liang)結(jie)果進行校正和計算,可(ke)以實現(xian)高(gao)精度的(de)電(dian)(dian)能(neng)(neng)測量(liang)(liang)。
(2)功能區別
電(dian)(dian)度表(biao)通常只能(neng)(neng)(neng)測(ce)量電(dian)(dian)能(neng)(neng)(neng)的(de)(de)消(xiao)耗(hao)量,不(bu)能(neng)(neng)(neng)提供其他相關的(de)(de)電(dian)(dian)參數(shu)(shu),例(li)如(ru)功(gong)(gong)率(lv)因(yin)數(shu)(shu)、電(dian)(dian)流諧波(bo)等(deng)信息。而多功(gong)(gong)能(neng)(neng)(neng)電(dian)(dian)力儀表(biao)不(bu)僅可以測(ce)量電(dian)(dian)能(neng)(neng)(neng)的(de)(de)消(xiao)耗(hao)量,還可以提供豐富(fu)的(de)(de)電(dian)(dian)參數(shu)(shu)信息,例(li)如(ru)電(dian)(dian)流、電(dian)(dian)壓(ya)、功(gong)(gong)率(lv)因(yin)數(shu)(shu)、電(dian)(dian)流諧波(bo)、電(dian)(dian)壓(ya)諧波(bo)等(deng)。此外,多功(gong)(gong)能(neng)(neng)(neng)電(dian)(dian)力儀表(biao)還具有數(shu)(shu)據(ju)存儲、通信接口、報警功(gong)(gong)能(neng)(neng)(neng)等(deng)附加功(gong)(gong)能(neng)(neng)(neng),可以更好(hao)地滿足不(bu)同(tong)用途和(he)應用場合的(de)(de)需求。
(3)應用區別
電度表通常應用(yong)(yong)(yong)(yong)于家(jia)庭和小型商業用(yong)(yong)(yong)(yong)電量(liang)的(de)計量(liang),例如(ru)住宅、商鋪等。而多功能電力儀表則主要應用(yong)(yong)(yong)(yong)于工業生產線(xian)、電力系統等大型用(yong)(yong)(yong)(yong)電場合,其豐富的(de)電參數信息可(ke)以幫助(zhu)用(yong)(yong)(yong)(yong)戶監測設(she)備運行狀態、優化(hua)能源(yuan)管理,提(ti)高用(yong)(yong)(yong)(yong)電效(xiao)率。
二、多功能電力儀表能當電度表嗎
多功(gong)(gong)能(neng)電(dian)力儀表(biao)(biao)(biao)(biao)(biao)集(ji)成(cheng)了電(dian)壓表(biao)(biao)(biao)(biao)(biao)、電(dian)流表(biao)(biao)(biao)(biao)(biao)、功(gong)(gong)率(lv)(lv)(lv)因數(shu)表(biao)(biao)(biao)(biao)(biao)、功(gong)(gong)率(lv)(lv)(lv)表(biao)(biao)(biao)(biao)(biao)、頻率(lv)(lv)(lv)表(biao)(biao)(biao)(biao)(biao)、電(dian)度(du)表(biao)(biao)(biao)(biao)(biao)的(de)(de)功(gong)(gong)能(neng),可(ke)以在一個顯示界面上滾動顯示上述(shu)量(liang)值,它也是(shi)可(ke)以起(qi)到(dao)電(dian)度(du)表(biao)(biao)(biao)(biao)(biao)電(dian)能(neng)測量(liang)的(de)(de)作用的(de)(de),不(bu)過(guo)一般來(lai)說,不(bu)建(jian)議用多功(gong)(gong)能(neng)電(dian)力儀表(biao)(biao)(biao)(biao)(biao)當(dang)電(dian)度(du)表(biao)(biao)(biao)(biao)(biao)用。
多功能電力儀表是(shi)測(ce)(ce)量(liang)(liang)表(biao),測(ce)(ce)量(liang)(liang)表(biao)僅作為顯示、監控等使(shi)用,可(ke)(ke)清零可(ke)(ke)復位(wei)(wei)可(ke)(ke)改(gai)變比(bi),且測(ce)(ce)量(liang)(liang)表(biao)計接(jie)入的(de)CT、PT的(de)精度(du)級(ji)(ji)(ji)也都是(shi)測(ce)(ce)量(liang)(liang)級(ji)(ji)(ji)(一(yi)般是(shi)0.5級(ji)(ji)(ji));而電度(du)表(biao)屬(shu)于計量(liang)(liang)表(biao),不可(ke)(ke)清零不可(ke)(ke)復位(wei)(wei)不可(ke)(ke)改(gai)變比(bi)(用計量(liang)(liang)表(biao)廠家只提供給(gei)電力公(gong)司的(de)專業軟件可(ke)(ke)以(yi)改(gai),所以(yi)計量(liang)(liang)表(biao)需得到電力公(gong)司的(de)認證(zheng)),接(jie)入的(de)CT、PT的(de)精度(du)級(ji)(ji)(ji)也都是(shi)計量(liang)(liang)級(ji)(ji)(ji)(一(yi)般是(shi)0.2s或0.2級(ji)(ji)(ji))。因此,不能把多功能電力儀表(biao)當電度(du)表(biao)用。