PMC-350網絡電力儀表是寧波東啟電力有限公司(si)產品(pin)，是是一種具有(you)可(ke)編程測(ce)量、顯示、數字通訊和電(dian)(dian)(dian)能(neng)(neng)脈沖(chong)變送輸出(chu)等多功能(neng)(neng)智(zhi)能(neng)(neng)儀表，能(neng)(neng)夠完成電(dian)(dian)(dian)量測(ce)量、電(dian)(dian)(dian)能(neng)(neng)計(ji)量、數據顯示、采集及傳輸，可(ke)廣泛應(ying)用(yong)變電(dian)(dian)(dian)站自動化(hua)、配電(dian)(dian)(dian)自動化(hua)、智(zhi)能(neng)(neng)建筑、企業(ye)內部的電(dian)(dian)(dian)能(neng)(neng)測(ce)量、管(guan)理、考核。測(ce)量精(jing)度(du)為(wei)0.5級，實現LED現場顯示(shi)和(he)遠程RS-485數字接口通訊，采用MODBUS-RTU通訊協議。

【PMC-350網絡電力儀表】產(chan)品概(gai)述(shu):

3）.將(jiang)表面(mian)設(she)備刺進配電柜的表面(mian)孔中. 2）.取(qu)出表面(mian)，松開定(ding)位螺絲，取(qu)下固定(ding)夾. 注：L-N為輔佐電源 請(qing)按表(biao)面(mian)外殼接(jie)線圖準確(que)接(jie)線！ 測量(liang)閃現：SX48-ACV可測量(liang)電(dian)(dian)網中的(de)(de)電(dian)(dian)力參(can)數有(you)(you)：Ua、Ub、Uc（相(xiang)電(dian)(dian)壓）；Uab、Ubc、Uea（線電(dian)(dian)壓）Ia、Ib、Ic(電(dian)(dian)流)；Pa、Pb、Pc、Ps（每(mei)相(xiang)有(you)(you)功(gong)功(gong)率和總有(you)(you)功(gong)功(gong)率）；Qa、Qb、Qc、Qs（每(mei)相(xiang)無功(gong)功(gong)率和總無功(gong)功(gong)率）；PFs（總功(gong)率因數）；Ss（總視在功(gong)率）；FR（頻率）以及有(you)(you)功(gong)（無功(gong)）電(dian)(dian)能，全(quan)(quan)部的(de)(de)測量(liang)電(dian)(dian)量(liang)參(can)數全(quan)(quan)部保存(cun)表(biao)面(mian)內部的(de)(de)電(dian)(dian)量(liang)信息表(biao)中，通過表(biao)面(mian)的(de)(de)數字通訊接(jie)口可訪問收(shou)集這些數據. 4）.刺進(jin)表(biao)面(mian)的(de)(de)固定夾，固定定位螺絲. 設備方法批改 1）.在固定的(de)(de)配(pei)電(dian)(dian)柜上，選擇適合的(de)(de)本地(di)開(kai)一(yi)個開(kai)孔標準的(de)(de)設備孔. 設備(bei)便利(li)、接線簡略、維(wei)護便利(li)、工(gong)(gong)程量小、現場可編程設置(zhi)輸入參數等特(te)征，并且可以完工(gong)(gong)控(kong)計算機(ji)的組網通(tong)訊.而(er)關于(yu)不相同(tong)的類型的表面(mian)，其閃現內容 

【】功能(neng)特點:

過失檢查域用(yong)于(yu)主設備供(gong)認消(xiao)息(xi)內容是不(bu)是可用(yong).主設備可以(yi)單獨(du)和(he)每(mei)個(ge)從設備通訊(xun)，也(ye)能以(yi)廣播方法與全部從設備通訊(xun). Modbus協(xie)議按(an)主(zhu)從(cong)(cong)方法(fa)進行(xing)網絡通訊(xun)，僅一個主(zhu)設(she)備(bei)(bei)查(cha)詢，其他從(cong)(cong)設(she)備(bei)(bei)根據(ju)主(zhu)設(she)備(bei)(bei)查(cha)詢時供給的(de)數據(ju)信(xin)息(xi)(xi)(xi)作(zuo)出相應反響，. 　　在從(cong)(cong)設(she)備(bei)(bei)的(de)答(da)復消(xiao)息(xi)(xi)(xi)中(zhong)(zhong)，功(gong)(gong)用(yong)(yong)碼是對查(cha)詢消(xiao)息(xi)(xi)(xi)中(zhong)(zhong)功(gong)(gong)用(yong)(yong)代(dai)碼的(de)答(da)復，數據(ju)段包含從(cong)(cong)設(she)備(bei)(bei)收集的(de)數據(ju).在Modbus協(xie)議中(zhong)(zhong)，主(zhu)機查(cha)詢和從(cong)(cong)機回復的(de)消(xiao)息(xi)(xi)(xi)結構如圖3.1所示.查(cha)詢消(xiao)息(xi)(xi)(xi)中(zhong)(zhong)的(de)功(gong)(gong)用(yong)(yong)代(dai)碼奉告被選中(zhong)(zhong)的(de)從(cong)(cong)設(she)備(bei)(bei)要實行(xing)何種功(gong)(gong)用(yong)(yong)，數據(ju)段包含了從(cong)(cong)設(she)備(bei)(bei)實行(xing)該功(gong)(gong)用(yong)(yong)需求的(de)附加信(xin)息(xi)(xi)(xi).過失檢查(cha)域為(wei)從(cong)(cong)設(she)備(bei)(bei)供給了一種驗證消(xiao)息(xi)(xi)(xi)內(nei)容是不是準確(que)的(de)方法(fa).假(jia)設(she)有過失發生，功(gong)(gong)用(yong)(yong)碼將指(zhi)出是過失答(da)復消(xiao)息(xi)(xi)(xi)，一起數據(ju)段包含了描寫此過失信(xin)息(xi)(xi)(xi)的(de)代(dai)碼.

【】技術指標:

電能計量 ◆ 有功電能：WH 電能脈(mo)沖常數：3200P/kWh ◆ 無(wu)功電(dian)能(neng)：varH 電(dian)能(neng)脈沖(chong)(chong)常數(shu)：3200P/kvarh 脈沖(chong)(chong)量(liang)輸(shu)(shu)(shu)出(chu)(chu)(chu)（選(xuan)配，需備注）(選(xuan)脈沖(chong)(chong)量(liang)輸(shu)(shu)(shu)出(chu)(chu)(chu)后就不能(neng)再選(xuan)仿(fang)照(zhao)量(liang)輸(shu)(shu)(shu)出(chu)(chu)(chu)) 可(ke)選(xuan)2路光(guang)耦隔(ge)絕脈沖(chong)(chong)輸(shu)(shu)(shu)出(chu)(chu)(chu) 輸(shu)(shu)(shu)出(chu)(chu)(chu)對應量(liang)可(ke)設 仿(fang)照(zhao)量(liang)輸(shu)(shu)(shu)出(chu)(chu)(chu)（選(xuan)配，需備注） 測量(liang)方法 ◆ 可選(xuan)擇(ze)3相(xiang)(xiang)3線(xian)、3相(xiang)(xiang)4線(xian) ◆ PT變(bian)比(bi)： 1～5000 ◆ CT變比： 1～2000 閃現 ◆ LED/赤(chi)色，3排，每排4個阿(a)拉(la)伯數字(zi)字(zi)母(mu) ◆ 閃現方法可設置為手動/自動掃描 通訊接口(kou) ◆ 一(yi)個通(tong)訊端口(kou)：RS485 ◆ MODBUS通訊規(gui)約（RTU方法） ◆ 波(bo)特率：2.4k/4.8k/9.6k/19.2k ◆ 地址：1～247 

【】工作原理:

設備(bei)式數顯(xian)多功(gong)用電(dian)(dian)力監測(ce)(ce)表(biao)面(mian)是一(yi)款集測(ce)(ce)量(liang)記載、大(da)屏(ping)幕(mu)LCD閃現(xian)、通(tong)訊(xun)(xun)于一(yi)體的(de)(de)電(dian)(dian)力表(biao)面(mian)，可以(yi)測(ce)(ce)量(liang)電(dian)(dian)網(wang)三(san)(san)相(xiang)電(dian)(dian)壓、三(san)(san)相(xiang)電(dian)(dian)流、三(san)(san)相(xiang)有功(gong)功(gong)率(lv)、三(san)(san)相(xiang)無功(gong)功(gong)率(lv)、三(san)(san)相(xiang)視在(zai)功(gong)率(lv)、三(san)(san)相(xiang)功(gong)率(lv)因(yin)數以(yi)及頻(pin)率(lv),并能計量(liang)總和(he)分相(xiang)的(de)(de)有無功(gong)電(dian)(dian)能.RS485通(tong)訊(xun)(xun)接口支持(chi)DL/T645-2007通(tong)訊(xun)(xun)規約.表(biao)面(mian)適(shi)用于動(dong)(dong)力管(guan)理系統、變(bian)電(dian)(dian)站自(zi)動(dong)(dong)化、配變(bian)網(wang)自(zi)動(dong)(dong)化、小區電(dian)(dian)力監控、工業自(zi)動化、智能(neng)型配電(dian)(dian)(dian)(dian)盤(pan)和(he)開(kai)關(guan)柜，包含運用在發(fa)電(dian)(dian)(dian)(dian)廠(chang)、水(shui)電(dian)(dian)(dian)(dian)站等用電(dian)(dian)(dian)(dian)管理自(zi)動化系統中. 實時(shi)(shi)(shi)(shi)測量(liang)(liang)(liang)量(liang)(liang)(liang): 電(dian)(dian)(dian)(dian)壓、電(dian)(dian)(dian)(dian)流(liu)、功(gong)(gong)(gong)率(lv)、功(gong)(gong)(gong)率(lv)因數、頻(pin)率(lv)、電(dian)(dian)(dian)(dian)壓及電(dian)(dian)(dian)(dian)流(liu)不平衡率(lv) 保(bao)存(cun)電(dian)(dian)(dian)(dian)壓、電(dian)(dian)(dian)(dian)流(liu)、功(gong)(gong)(gong)率(lv)極值及發(fa)生時(shi)(shi)(shi)(shi)間(jian)的數據記載； 分(fen)時(shi)(shi)(shi)(shi)計量(liang)(liang)(liang)正反向有功(gong)(gong)(gong)和(he)四象限無(wu)功(gong)(gong)(gong)電(dian)(dian)(dian)(dian)能(neng)，并(bing)可任(ren)意設(she)置組(zu)合(he)有功(gong)(gong)(gong)和(he)組(zu)合(he)無(wu)功(gong)(gong)(gong)電(dian)(dian)(dian)(dian)能(neng)； 分(fen)時(shi)(shi)(shi)(shi)計量(liang)(liang)(liang)正反向有功(gong)(gong)(gong)和(he)四象限無(wu)功(gong)(gong)(gong)大需量(liang)(liang)(liang)及發(fa)生時(shi)(shi)(shi)(shi)間(jian)； 大4費率(lv)； 全(quan)年多14個時(shi)(shi)(shi)(shi)區，8個日時(shi)(shi)(shi)(shi)段表，每(mei)天多14個時(shi)(shi)(shi)(shi)段，支持節(jie)假日和(he)周休日 自(zi)動結算(suan)功(gong)(gong)(gong)用(保(bao)存(cun)12月(yue)前(qian)史記載)； 2路(lu)開(kai)關(guan)量(liang)(liang)(liang)輸入(ru)，2路(lu)電(dian)(dian)(dian)(dian)磁繼電(dian)(dian)(dian)(dian)器輸出； 2路(lu)電(dian)(dian)(dian)(dian)能(neng)（有功(gong)(gong)(gong)和(he)無(wu)功(gong)(gong)(gong)）脈沖(chong)輸出； 豐盛的可編程(cheng)報(bao)警器輸(shu)出（電(dian)(dian)磁(ci)繼(ji)電(dian)(dian)器輸(shu)出）； 支持(chi)DL/T645-2007規約(yue)； 工作參數可(ke)通過(guo)按鍵編程(cheng)設置； 表(biao)面具有2路(lu)開關(guan)量(liang)輸入(ru)和2路(lu)開關(guan)量(liang)輸出(chu)，可(ke)以完本錢地或遠程(cheng)的開關(guan)信號(hao)監測(ce)和控制輸出(chu)功(gong)用（即遙(yao)信和遙(yao)控功(gong)用）.