二、技(ji)術指標 1. 參(can)比工作條(tiao)件
2. 基本(ben)誤差 測(ce)量項目 量程(cheng) 測(ce)量范圍 分辨率 基本(ben)誤差
交(jiao)流電壓 100V/220V/500V 5V~500V 0.001V ±0.5%量程
交(jiao)流電流
200mA
1.5mA~10A 0.1 mA ±0.5%量程(cheng) 2 A
10 A
相 位 360° 0-360° 0.1° ±1.0°
頻 率(lv) 50 Hz 45-65Hz 0.01 Hz ±0.01
有(you)功功率 COSΦ≥0.5L(C) 0.1w ±0.5%量(liang)程
無功功率 SINΦ≥0.5L(C) 0.1var ±1%量(liang)程(cheng)
注(zhu):當(dang)電流在(zai) 1.5mA-10mA,電壓(ya) 5V -10V,相(xiang)位測量(liang)相(xiang)對誤(wu)差 為±3°。 額(e)定(ding)(ding)工作條件(jian)下,各被(bei)測量(liang)的(de)額(e)定(ding)(ding)工作誤(wu)差極限(xian)(xian)不超(chao)過相(xiang)應基 本誤(wu)差極限(xian)(xian)的(de)兩(liang)倍。
影(ying)響量 參比值或范圍 允許偏差
環境溫(wen)度(du) 23℃ ±5 ℃
環(huan)境濕度 (45~75)%RH --
工作(zuo)電源 內置鋰(li)電池供電 --
外(wai)部電(dian)磁(ci)場干擾 應避(bi)免 --
工作位置
被測載流(liu)導線應置于電(dian)流(liu)鉗(qian)口 近似幾何中(zhong)心位(wei)置
--
被測信號波形 正弦波 β=0.01
被(bei)測信號(hao)頻率 50Hz 1% 被(bei)測信號(hao)范圍 電壓(ya):100V/220V 電流: 1A/5A --
3. 測量(liang)通道特(te)性(xing) 電(dian)(dian)壓(ya)通道 PT 借電(dian)(dian)時電(dian)(dian)壓(ya)測量(liang)范圍(wei)為(wei) 55V-450V 電(dian)(dian)池供(gong)電(dian)(dian)時電(dian)(dian)壓(ya)測量(liang)范圍(wei)為(wei) 5V-500V 輸入阻抗(kang):>500kΩ 電(dian)(dian)流通道 電(dian)(dian)流量(liang)限:1.5mA ~ 10A 輸入方式:鉗形電(dian)(dian)流互(hu)感器(qi)轉換輸入 整機準(zhun)確度: 0.5 級
4. 工作環(huan)境條件
頻率影響:信號在 45Hz~65Hz 范圍 <±0.04%
溫(wen)度影響:在-10℃~+40℃范圍 <±50ppm
工(gong)作溫度:-25℃~ +45℃ 工(gong)作濕(shi)度: <95% RH 運(yun)行海拔高度: <1500 米(mi)
5. 工作電源(yuan)(yuan)(雙電源(yuan)(yuan)供電) 交流電源(yuan)(yuan):儀(yi)器測量端供電 (55 V -450V) 直流電源(yuan)(yuan):內置高性能(neng)鋰電池 (3800mAh 7.4V)
6. 外形(xing)尺(chi)寸(cun)(cun)及重量 主機(ji)尺(chi)寸(cun)(cun):195x120x45(mm) 重量:860g 鉗表尺(chi)寸(cun)(cun):140x40x19 (mm) 重量:180g/把 整機(ji)外形(xing)尺(chi)寸(cun)(cun):360x270x110(mm3) 重量: 3520g
7. 安全特(te)性 耐壓:電(dian)(dian)壓輸入(ru)端, 電(dian)(dian)流(liu)輸入(ru)端與儀(yi)表外殼(ke)之間,鉗(qian)形(xing)電(dian)(dian)流(liu)互 感器鐵芯與付邊繞組引線及鉗(qian)柄之間能承受 2KV/50HZ 正弦(xian)交流(liu)電(dian)(dian) 壓歷時 1min 的(de)試(shi)驗。
絕緣電(dian)(dian)阻(zu):電(dian)(dian)壓輸入端(duan),電(dian)(dian)流(liu)輸入端(duan)與(yu)儀表外殼之(zhi)(zhi)間,鉗形(xing)電(dian)(dian) 流(liu)互(hu)感器鐵芯與(yu)付邊繞(rao)組引線及鉗柄之(zhi)(zhi)間的絕緣電(dian)(dian)阻(zu)大于 10MΩ 。
8. 儀(yi)器構成
序(xu)號 儀器配(pei)件名稱(cheng) 數量 配(pei)置
1 主機 1 個 必配件
2 電壓(ya)測試(shi)線 1 套 必配件
3 10A 電流(liu)鉗 3 只 必配件
4 管理(li)軟(ruan)件(jian) 1 張 必配件(jian)
5 電(dian)源適配(pei)(pei)器 1 條 必配(pei)(pei)件
6 通訊(xun)線 1 條 必配件
7 產品使用(yong)說明書 1 本 必配件
8 便(bian)攜機箱 1 個 必配件
9 微(wei)型(xing)打(da)印機 -- 選配件(jian)
10 100 A 電流鉗 -- 選配件
11 500 A 電(dian)流鉗(qian) -- 選配(pei)件(jian)
12 1000 A 電流鉗 -- 選配件
注(zhu):以上表格內必配(pei)(pei)件(jian)為儀器標準配(pei)(pei)置,選配(pei)(pei)件(jian)需單(dan)獨訂購,如 有(you)選配(pei)(pei)件(jian)或特(te)殊(shu)配(pei)(pei)置以實際裝箱清單(dan)為主。
三、儀器外觀(guan)及(ji)端(duan)子定義(yi)
1. 主機(ji)面板(ban)圖(tu)及按鍵功能說明(ming)
1) 開關(guan)(guan)機鍵: 儀器開啟(qi)及關(guan)(guan)閉鍵,開啟(qi)按 3 秒延(yan)時(shi),關(guan)(guan)閉無延(yan)時(shi);
2) 液(ye)晶屏:顯(xian)示(shi)各(ge)測(ce)量(liang)參數數據(ju);
3) 確認(ren)鍵: 選定某功能后進入選定界面;
4) 方向鍵:用于測(ce)量狀態下翻(fan)頁,及功能菜單選(xuan)擇;
5) 數(shu)字及其他(ta)操(cao)作鍵:
← 為存儲(chu)數(shu)據組的刪除;
# 為數據保持鍵;
* 為背光燈控制鍵;
0-9 為(wei)用于設定參數用;
M 為(wei)預(yu)留功能鍵,此時無作(zuo)用。
6) 通訊(xun)及充電(dian)端(duan)口;
7) 電源(yuan)開關盒(he);
8) 支(zhi)架;
9) 電池蓋板(ban)。
2. 接線(xian)端(duan)子定義
Ia.Ib.Ic:本接口主(zhu)要用于測量 1.5mA -100mA 小電流測量;
IA.IB.IC:本接口主要用于測量 100mA -10A 電流(liu)測量;
Ua.Ub.Uc.N:三(san)路電壓信號接口;
P:微型打印機(ji)端(duan)口,此端(duan)口與(yu)打印機(ji)為選配件;
S:預留(liu)脈沖(chong)輸入(ru)端(duan)口;
COMM:數(shu)據傳輸接(jie)口;
+12V:電(dian)池(chi)充電(dian)端口(kou);
注(zhu)意:如果(guo)配套多組鉗(qian)表(biao),Ia.Ib.Ic 接口用(yong)于標準鉗(qian) 5A 鉗(qian)表(biao)
測量(liang) 10mA -10A 電流(liu);IA.IB.IC 接(jie)口主要用于大鉗(qian)表測量(liang) 100A 以
上電流(liu)。
四、使(shi)用說(shuo)明 1. 儀表驗收(shou) 用戶收(shou)到(dao)貨后,請(qing)仔細拆開(kai)外包(bao)裝箱,打開(kai)機箱,按本(ben)說(shuo)明書
儀(yi)(yi)器(qi)(qi)(qi)(qi)(qi)構成檢(jian)查(cha)(cha)備(bei)件是否齊全。檢(jian)查(cha)(cha)儀(yi)(yi)表(biao)外觀是否完好,如(ru)有(you)缺項(xiang)或 損壞(huai),請速與供(gong)(gong)(gong)(gong)(gong)貨單(dan)位(wei)及時解決。 請保存(cun)好外包裝紙(zhi)箱及箱內(nei)防震材(cai)料,以備(bei)退回或返修(xiu)儀(yi)(yi)表(biao)時 使用(yong)。 2. 儀(yi)(yi)器(qi)(qi)(qi)(qi)(qi)電(dian)(dian)(dian)源(yuan) 為保護儀(yi)(yi)器(qi)(qi)(qi)(qi)(qi)電(dian)(dian)(dian)源(yuan),儀(yi)(yi)器(qi)(qi)(qi)(qi)(qi)開(kai)機時按動開(kai)關鍵(jian)約 3 秒鐘即可開(kai)機, 關機時無需等(deng)待時間,直接(jie)關閉。 儀(yi)(yi)器(qi)(qi)(qi)(qi)(qi)為雙電(dian)(dian)(dian)源(yuan)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian):交(jiao)(jiao)流(liu)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)和直流(liu)電(dian)(dian)(dian)池(chi)(chi)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian),儀(yi)(yi)器(qi)(qi)(qi)(qi)(qi)背(bei)面電(dian)(dian)(dian)源(yuan) 控(kong)制盒內(nei)選(xuan)擇開(kai)關,I O I 為交(jiao)(jiao)流(liu)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian),O 為直流(liu)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)。 1)、 PT 交(jiao)(jiao)流(liu)借電(dian)(dian)(dian):現場測量(liang)(liang)端子直接(jie)交(jiao)(jiao)流(liu)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)(55V -450V); 2)、直流(liu)電(dian)(dian)(dian)池(chi)(chi)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian):儀(yi)(yi)表(biao)內(nei)部安(an)裝可充電(dian)(dian)(dian)直流(liu)鋰電(dian)(dian)(dian)池(chi)(chi),電(dian)(dian)(dian)池(chi)(chi)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)可 連續工作 2-6 小(xiao)時(選(xuan)擇不同檔位(wei)背(bei)光高度(du)),電(dian)(dian)(dian)池(chi)(chi)欠電(dian)(dian)(dian)時,儀(yi)(yi) 器(qi)(qi)(qi)(qi)(qi)右上角電(dian)(dian)(dian)池(chi)(chi)容(rong)量(liang)(liang)模(mo)擬(ni)條顯示(shi)為 ,此(ci)時請使用(yong)本公司(si)專 用(yong)電(dian)(dian)(dian)源(yuan)適配(pei)器(qi)(qi)(qi)(qi)(qi),將工頻(pin)市電(dian)(dian)(dian) 220V 用(yong)適配(pei)器(qi)(qi)(qi)(qi)(qi)接(jie)入本儀(yi)(yi)器(qi)(qi)(qi)(qi)(qi)的+12V 充電(dian)(dian)(dian)端口,儀(yi)(yi)器(qi)(qi)(qi)(qi)(qi)將自動開(kai)機,此(ci)時按 0 鍵(jian)當(dang)電(dian)(dian)(dian)池(chi)(chi)容(rong)量(liang)(liang)模(mo)擬(ni)條閃 爍時,即已(yi)進入電(dian)(dian)(dian)池(chi)(chi)充電(dian)(dian)(dian)狀態(tai)(tai),觀察當(dang)電(dian)(dian)(dian)池(chi)(chi)容(rong)量(liang)(liang)模(mo)擬(ni)條顯示(shi) IIIII 滿格,并(bing)且不閃爍時為已(yi)充滿電(dian)(dian)(dian)可裝斷電(dian)(dian)(dian)退出(chu)充電(dian)(dian)(dian)。 3)、 電(dian)(dian)(dian)源(yuan)顯示(shi):儀(yi)(yi)器(qi)(qi)(qi)(qi)(qi)顯示(shi)屏狀態(tai)(tai)欄內(nei),如(ru)當(dang)前工作電(dian)(dian)(dian)源(yuan)是測量(liang)(liang)端供(gong)(gong)(gong)(gong)(gong) 電(dian)(dian)(dian)時儀(yi)(yi)器(qi)(qi)(qi)(qi)(qi)提示(shi)[AC 供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)],當(dang)工作電(dian)(dian)(dian)源(yuan)為直流(liu)電(dian)(dian)(dian)池(chi)(chi)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)時儀(yi)(yi)器(qi)(qi)(qi)(qi)(qi) 提示(shi)[DC 供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)]。
注:電池前(qian)三次(ci)(ci)充電時間達到 12 小時以(yi)(yi)上,以(yi)(yi)后每(mei)次(ci)(ci)充電一般只需 8 小
時左(zuo)右或(huo)只要(yao)液(ye)晶屏上電池符(fu)號顯示充滿即(ji)可(ke)。
3. 液晶保護 液晶顯示器是(shi)一種價格昂貴又易摔(shuai)碎(sui)的器件,因此務(wu)必請用戶
注意(yi)保護。使用(yong)時,應避(bi)免將(jiang)測量鉗從高(gao)處掉下砸在液(ye)晶屏上;使
用后,應(ying)按(an)廠家(jia)在手提式鋁合(he)金機箱內(nei)設計的位置擺放儀(yi)表及各附 件。儀(yi)表液晶屏(ping)上(shang)禁止放置任何器物!
4. 鉗(qian)(qian)(qian)形電(dian)(dian)流(liu)互感器(qi)使用(yong)注(zhu)意事項 1)使用(yong)前應將鉗(qian)(qian)(qian)口(kou)鐵芯端面上的臟(zang)物擦去; 2)將被(bei)測(ce)(ce)載流(liu)導線置(zhi)(zhi)于(yu)近似鉗(qian)(qian)(qian)口(kou)幾何中(zhong)心位置(zhi)(zhi),可使電(dian)(dian)流(liu)幅值(zhi)測(ce)(ce) 量誤差達到zui小,但對相位測(ce)(ce)量沒有影響; 3)現場測(ce)(ce)量時,尤其在被(bei)測(ce)(ce)電(dian)(dian)流(liu)很小時,除被(bei)測(ce)(ce)導線外(wai),應遠離 其它載流(liu)導體及(ji)磁場干擾源(yuan),如電(dian)(dian)源(yuan)變壓器(qi)等; 4) 電(dian)(dian)流(liu)鉗(qian)(qian)(qian)表(biao)在采樣(yang)時,應保證電(dian)(dian)流(liu)方(fang)向(xiang)正(zheng)確,即電(dian)(dian)流(liu)方(fang)向(xiang)從(cong)“A”、 “B”或“C”彩色(se)標(biao)識(shi)側(ce)(ce)流(liu)入,從(cong)“A”、“B”或“C”灰(hui)色(se)標(biao) 識(shi)側(ce)(ce)流(liu)出; 5)測(ce)(ce)量電(dian)(dian)流(liu)時,測(ce)(ce)量前請務必先(xian)將鉗(qian)(qian)(qian)形電(dian)(dian)流(liu)互感器(qi)與儀表(biao)連(lian)接(jie)好, 打開(kai)儀表(biao)電(dian)(dian)源(yuan)開(kai)關,然后將鉗(qian)(qian)(qian)口(kou)卡在被(bei)測(ce)(ce)載流(liu)導線上進行測(ce)(ce) 量,以確保測(ce)(ce)量數據(ju)穩定準確。
5. 儀器檢(jian)定(ding)
電壓、電流、功(gong)率、相位角、頻率的檢定采用(yong)與標準比對的方
法,由生產廠(chang)家(jia)(jia)及國家(jia)(jia)檢定部門(men)進行。