二、技術(shu)指標(biao) 1. 參比工作條件
2. 基本誤(wu)差 測(ce)量(liang)項目 量(liang)程 測(ce)量(liang)范圍 分辨率 基本誤(wu)差
交流電壓 100V/220V/500V 5V～500V 0.001V ±0.5%量程
交流(liu)(liu)電流(liu)(liu)
200mA
1.5mA～10A 0.1 mA ±0.5%量程 2 A
10 A
相(xiang) 位 360° 0-360°; 0.1° ±1.0°
頻 率 50 Hz 45-65Hz 0.01 Hz ±0.01
有功(gong)功(gong)率 COSΦ≥0.5L(C) 0.1w ±0.5%量程
無(wu)功功率 SINΦ≥0.5L(C) 0.1var ±1%量程
注：當電流在 1.5mA-10mA，電壓 5V -10V，相位測(ce)量相對誤(wu)(wu)差 為±3°。 額(e)定(ding)工作條件(jian)下，各被測(ce)量的(de)額(e)定(ding)工作誤(wu)(wu)差極(ji)限(xian)不(bu)超過相應基 本誤(wu)(wu)差極(ji)限(xian)的(de)兩倍。
影響量 參比(bi)值或范(fan)圍(wei) 允許(xu)偏差(cha)
環境溫度 23℃ ±5 ℃
環(huan)境濕度 (45~75)%RH --
工作電源 內(nei)置鋰電池供電 --
外部電(dian)磁場(chang)干擾 應(ying)避免(mian) --
工(gong)作位置(zhi)
被(bei)測載流導線應置于電流鉗(qian)口 近似幾何中心位置
--
被(bei)測信號波(bo)形(xing) 正弦波(bo) β=0.01
被(bei)測信(xin)號(hao)頻率 50Hz 1% 被(bei)測信(xin)號(hao)范圍 電壓：100V/220V 電流： 1A/5A --
3. 測(ce)(ce)量通(tong)道特(te)性 電(dian)壓(ya)通(tong)道 PT 借電(dian)時電(dian)壓(ya)測(ce)(ce)量范圍為 55V-450V 電(dian)池供電(dian)時電(dian)壓(ya)測(ce)(ce)量范圍為 5V-500V 輸入阻抗(kang)：>500kΩ 電(dian)流通(tong)道 電(dian)流量限：1.5mA ~ 10A 輸入方式：鉗形(xing)電(dian)流互感器轉(zhuan)換輸入 整機準確度： 0.5 級(ji)
4. 工作(zuo)環境條件
頻率影(ying)響：信號在 45Hz~65Hz 范圍 <±0.04%
溫度(du)影響：在-10℃～+40℃范圍 <±50ppm
工(gong)作溫度(du)：-25℃~ +45℃ 工(gong)作濕(shi)度(du)： <95% RH 運行(xing)海拔高度(du): <1500 米
5. 工作電(dian)(dian)源（雙電(dian)(dian)源供電(dian)(dian)） 交(jiao)流電(dian)(dian)源：儀(yi)器(qi)測量端(duan)供電(dian)(dian) (55 V -450V) 直流電(dian)(dian)源：內置高性能鋰電(dian)(dian)池(chi) (3800mAh 7.4V)
6. 外(wai)形尺寸(cun)及重(zhong)量(liang) 主機(ji)尺寸(cun)：195x120x45（mm） 重(zhong)量(liang)：860g 鉗(qian)表尺寸(cun)：140x40x19 （mm） 重(zhong)量(liang)：180g/把 整(zheng)機(ji)外(wai)形尺寸(cun)：360x270x110（mm3） 重(zhong)量(liang)： 3520g
7. 安全特(te)性 耐壓：電壓輸(shu)入(ru)(ru)端(duan), 電流輸(shu)入(ru)(ru)端(duan)與儀表(biao)外殼之間，鉗形(xing)電流互(hu) 感(gan)器(qi)鐵(tie)芯與付邊(bian)繞(rao)組引線及鉗柄(bing)之間能承受 2KV/50HZ 正(zheng)弦交流電 壓歷(li)時(shi) 1min 的試驗(yan)。
絕(jue)緣電(dian)阻(zu)：電(dian)壓輸入端(duan)，電(dian)流(liu)輸入端(duan)與儀表外(wai)殼之間，鉗(qian)形電(dian) 流(liu)互感器鐵芯(xin)與付邊繞組引(yin)線及鉗(qian)柄之間的絕(jue)緣電(dian)阻(zu)大(da)于 10MΩ 。
8. 儀器(qi)構成
序號 儀(yi)器配件名稱(cheng) 數量 配置
1 主機 1 個 必配件(jian)
2 電壓測試線 1 套 必配件(jian)
3 10A 電流鉗 3 只(zhi) 必配件(jian)
4 管理軟件(jian) 1 張 必配件(jian)
5 電(dian)源(yuan)適配器 1 條 必配件
6 通訊線 1 條 必配(pei)件
7 產品使(shi)用說明書 1 本 必配件
8 便攜機箱 1 個 必配件
9 微(wei)型打印(yin)機 -- 選配(pei)件(jian)
10 100 A 電流(liu)鉗 -- 選配(pei)件
11 500 A 電流鉗 -- 選配件
12 1000 A 電流(liu)鉗 -- 選配件(jian)
注：以上表(biao)格(ge)內(nei)必配(pei)(pei)件(jian)為(wei)儀(yi)器標準配(pei)(pei)置，選配(pei)(pei)件(jian)需單獨訂購，如 有選配(pei)(pei)件(jian)或(huo)特殊配(pei)(pei)置以實際(ji)裝箱清單為(wei)主。
三、儀器外(wai)觀及端子定(ding)義(yi)
1. 主機(ji)面板圖(tu)及按(an)鍵功能說明
1) 開(kai)關機(ji)鍵： 儀器(qi)開(kai)啟及關閉鍵，開(kai)啟按 3 秒延(yan)時(shi)，關閉無延(yan)時(shi)；
2) 液晶屏：顯示各(ge)測量參數數據；
3) 確認(ren)鍵： 選定某功能后進(jin)入選定界(jie)面(mian)；
4) 方向鍵(jian)：用于測量(liang)狀態(tai)下翻頁，及功能菜單選擇；
5) 數字及其他操作(zuo)鍵：
← 為存(cun)儲數據組的刪除；
# 為數據保(bao)持(chi)鍵；
* 為背光(guang)燈控制鍵；
0-9 為用于設定參數用；
M 為預留(liu)功(gong)能鍵，此(ci)時無(wu)作用。
6) 通訊及充電端(duan)口；
7) 電源(yuan)開關盒；
8) 支架；
9) 電池蓋(gai)板。
2. 接(jie)線(xian)端子定義
Ia.Ib.Ic:本接(jie)口主(zhu)要用(yong)于測(ce)量(liang) 1.5mA -100mA 小(xiao)電流測(ce)量(liang)；
IA.IB.IC：本接口主(zhu)要用于測(ce)量 100mA -10A 電流(liu)測(ce)量；
Ua.Ub.Uc.N：三路電壓信號接口；
P：微型打(da)印機(ji)端口(kou)，此端口(kou)與打(da)印機(ji)為選(xuan)配件；
S：預留脈沖輸入端口；
COMM：數據傳(chuan)輸接(jie)口；
+12V：電(dian)池充(chong)電(dian)端口；
注(zhu)意：如果配套(tao)多組鉗(qian)表(biao)(biao)，Ia.Ib.Ic 接口用于(yu)標(biao)準鉗(qian) 5A 鉗(qian)表(biao)(biao)
測量(liang) 10mA -10A 電(dian)流；IA.IB.IC 接口(kou)主要用于大鉗表(biao)測量(liang) 100A 以
上電流。
四(si)、使(shi)用(yong)說明 1. 儀表(biao)驗收 用(yong)戶收到(dao)貨后，請仔細(xi)拆開外包裝箱，打(da)開機箱，按(an)本(ben)說明書
儀器(qi)(qi)(qi)(qi)(qi)構成檢查備(bei)件(jian)是(shi)否(fou)齊全。檢查儀表外觀(guan)是(shi)否(fou)完好(hao)，如有缺項或 損壞，請(qing)速與(yu)供(gong)貨(huo)單位及時(shi)(shi)解決。 請(qing)保(bao)存(cun)好(hao)外包(bao)裝(zhuang)紙箱(xiang)及箱(xiang)內(nei)防震材(cai)料，以備(bei)退回或返修(xiu)儀表時(shi)(shi) 使用(yong)。 2. 儀器(qi)(qi)(qi)(qi)(qi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan) 為(wei)(wei)保(bao)護儀器(qi)(qi)(qi)(qi)(qi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)，儀器(qi)(qi)(qi)(qi)(qi)開(kai)機時(shi)(shi)按(an)動(dong)開(kai)關(guan)鍵(jian)約 3 秒鐘即可(ke)(ke)開(kai)機， 關(guan)機時(shi)(shi)無需(xu)等待時(shi)(shi)間，直接關(guan)閉。 儀器(qi)(qi)(qi)(qi)(qi)為(wei)(wei)雙電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)：交(jiao)流(liu)(liu)供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)和(he)直流(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)，儀器(qi)(qi)(qi)(qi)(qi)背面電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan) 控制盒(he)內(nei)選(xuan)(xuan)擇開(kai)關(guan)，I O I 為(wei)(wei)交(jiao)流(liu)(liu)供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)，O 為(wei)(wei)直流(liu)(liu)供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)。 1）、 PT 交(jiao)流(liu)(liu)借電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)：現場測(ce)量(liang)端子直接交(jiao)流(liu)(liu)供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)（55V -450V）； 2）、直流(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)：儀表內(nei)部安裝(zhuang)可(ke)(ke)充電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)直流(liu)(liu)鋰電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)可(ke)(ke) 連續(xu)工(gong)(gong)(gong)作 2-6 小時(shi)(shi)（選(xuan)(xuan)擇不同檔位背光高(gao)度），電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)欠電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)時(shi)(shi)，儀 器(qi)(qi)(qi)(qi)(qi)右上角(jiao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)容量(liang)模擬(ni)(ni)條(tiao)顯(xian)示(shi)為(wei)(wei) ，此時(shi)(shi)請(qing)使用(yong)本公司專 用(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)適配器(qi)(qi)(qi)(qi)(qi)，將工(gong)(gong)(gong)頻市電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian) 220V 用(yong)適配器(qi)(qi)(qi)(qi)(qi)接入本儀器(qi)(qi)(qi)(qi)(qi)的+12V 充電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)端口，儀器(qi)(qi)(qi)(qi)(qi)將自(zi)動(dong)開(kai)機，此時(shi)(shi)按(an) 0 鍵(jian)當(dang)(dang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)容量(liang)模擬(ni)(ni)條(tiao)閃(shan) 爍時(shi)(shi)，即已進入電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)充電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)狀(zhuang)態，觀(guan)察當(dang)(dang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)容量(liang)模擬(ni)(ni)條(tiao)顯(xian)示(shi) IIIII 滿(man)格，并且(qie)不閃(shan)爍時(shi)(shi)為(wei)(wei)已充滿(man)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)可(ke)(ke)裝(zhuang)斷電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)退出充電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)。 3）、 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)顯(xian)示(shi)：儀器(qi)(qi)(qi)(qi)(qi)顯(xian)示(shi)屏狀(zhuang)態欄內(nei)，如當(dang)(dang)前工(gong)(gong)(gong)作電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)是(shi)測(ce)量(liang)端供(gong) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)時(shi)(shi)儀器(qi)(qi)(qi)(qi)(qi)提示(shi)［AC 供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)］，當(dang)(dang)工(gong)(gong)(gong)作電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)為(wei)(wei)直流(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)時(shi)(shi)儀器(qi)(qi)(qi)(qi)(qi) 提示(shi)［DC 供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)］。
注：電池前三次(ci)充電時(shi)(shi)間達到(dao) 12 小(xiao)時(shi)(shi)以(yi)上，以(yi)后每(mei)次(ci)充電一(yi)般只需 8 小(xiao)
時左右或只要液晶(jing)屏(ping)上電池符號(hao)顯示充滿即可。
3. 液晶保(bao)護 液晶顯示器(qi)是一種價格(ge)昂貴又易摔碎(sui)的器(qi)件，因此務(wu)必請用(yong)戶
注(zhu)意(yi)保護。使用時，應避免將測量鉗(qian)從高處掉下砸在液晶(jing)屏上；使
用后(hou)，應按(an)廠(chang)家在(zai)手提式鋁合金(jin)機箱(xiang)內(nei)設計(ji)的(de)位(wei)置(zhi)(zhi)擺(bai)放儀(yi)表(biao)及各附 件。儀(yi)表(biao)液晶(jing)屏上(shang)禁止放置(zhi)(zhi)任何(he)器物！
4. 鉗(qian)形電(dian)(dian)流(liu)(liu)(liu)(liu)(liu)互感器使(shi)用(yong)(yong)注意事項 1）使(shi)用(yong)(yong)前應將(jiang)鉗(qian)口(kou)鐵(tie)芯(xin)端(duan)面上的臟物擦去； 2）將(jiang)被(bei)測(ce)載流(liu)(liu)(liu)(liu)(liu)導線置于近似(si)鉗(qian)口(kou)幾何中心位置，可使(shi)電(dian)(dian)流(liu)(liu)(liu)(liu)(liu)幅值測(ce) 量(liang)(liang)誤差達到(dao)zui小，但對(dui)相位測(ce)量(liang)(liang)沒有影響； 3）現場(chang)測(ce)量(liang)(liang)時，尤(you)其在被(bei)測(ce)電(dian)(dian)流(liu)(liu)(liu)(liu)(liu)很小時，除被(bei)測(ce)導線外，應遠離 其它載流(liu)(liu)(liu)(liu)(liu)導體(ti)及(ji)磁(ci)場(chang)干擾源(yuan)，如電(dian)(dian)源(yuan)變壓器等(deng)； 4） 電(dian)(dian)流(liu)(liu)(liu)(liu)(liu)鉗(qian)表(biao)(biao)(biao)在采樣時，應保證電(dian)(dian)流(liu)(liu)(liu)(liu)(liu)方向正確，即電(dian)(dian)流(liu)(liu)(liu)(liu)(liu)方向從“A”、 “B”或(huo)“C”彩(cai)色標(biao)識(shi)側流(liu)(liu)(liu)(liu)(liu)入，從“A”、“B”或(huo)“C”灰(hui)色標(biao) 識(shi)側流(liu)(liu)(liu)(liu)(liu)出； 5）測(ce)量(liang)(liang)電(dian)(dian)流(liu)(liu)(liu)(liu)(liu)時，測(ce)量(liang)(liang)前請務(wu)必先將(jiang)鉗(qian)形電(dian)(dian)流(liu)(liu)(liu)(liu)(liu)互感器與儀表(biao)(biao)(biao)連接(jie)好(hao)， 打開儀表(biao)(biao)(biao)電(dian)(dian)源(yuan)開關，然(ran)后將(jiang)鉗(qian)口(kou)卡在被(bei)測(ce)載流(liu)(liu)(liu)(liu)(liu)導線上進(jin)行(xing)測(ce) 量(liang)(liang)，以(yi)確保測(ce)量(liang)(liang)數據穩定準確。
5. 儀器(qi)檢定
電壓、電流(liu)、功率、相(xiang)位角(jiao)、頻率的(de)檢(jian)定采用與標準比對的(de)方
法，由生(sheng)產(chan)廠家(jia)及國(guo)家(jia)檢定部門進行(xing)。
