諧波及漏電鉗表PROVA19特性：電流電壓都是真均方根值(TrueRMS)漏電電流分辨率最小是10 A電流電壓諧波分析可高達(dá)99次99次諧波分析可更了解高頻諧波影響(可高達(dá)5/6KHz)鉤表方式，可做線上諧波分析，不影響正常操作諧波總量百分比（%THD-F）分析波形因素(C.F.)分析高速峰值(Peak)量測(33 sand39 s)可設(shè)定CT比(1to250)諧波及漏電鉗表PROVA19參數(shù)：交流瓦特ACWatt(50or60Hz,PF0.5to1.CT=1)Model21(0to50A),Model23(0to100A)范圍分辨率讀值準(zhǔn)確度21(0-30A)讀值準(zhǔn)確度23(0-60A)讀值準(zhǔn)確度21(30-50A)讀值準(zhǔn)確度23(60-100A)0.000 9.999W0.001W 1% 0.02W 2%ofVA 5dgts10.00 99.99W0.01W 1% 0.2W 2%ofVA 5dgts100.0 999.9W0.1W 1% 0.2W 2%ofVA 5dgts1.000 9.999KW0.001KW 1% 0.02KW 2%ofVA 5dgts10.00 99.99KW0.01KW 1% 0.2KW 2%ofVA 5dgts100.0 999.9KW0.1KW 1% 0.2KW 2%ofVA 5dgts1000 9999KW1KW 1% 2KW 2%ofVA 5dgts交流電流ACCurrent(50or60Hz,TrueRMS)范圍(Model19,21)范圍(Model23)分辨率讀值準(zhǔn)確度0.30 60.00mA0.30 60.00mA0.01mA 0.5% 5dgts60.0 600.0mA60.0 600.0mA0.1mA 0.5% 5dgts0.030 3.000A0.030 9.999A0.001A 0.5% 5dgts3.00 30.00A10.00 60.00A0.01A 0.5% 5dgts30.00 50.00A60.00 99.99A0.01A 1.0% 5dgts交流電壓ACVoltage(50or60Hz,TrueRMS)范圍分辨率讀值準(zhǔn)確度范圍分辨率讀值準(zhǔn)確度3V 250V0.1V 0.5% 5dgts250V 600V0.1V 0.5% 5dgts交流電壓諧波分析（百分比%及大小,1到99次)范圍分辨率%準(zhǔn)確度分辨率大小準(zhǔn)確度50V 600V0.1% 0.5%0.1V 0.5% 0.5V交流電流諧波分析（百分比%及大小,1到99次諧波）范圍(Model19,21)范圍(Model23)分辨率%準(zhǔn)確度分辨率大小準(zhǔn)確度10.00 60.00mA10.00 60.00mA0.1% 0.5%0.01mA 0.5% 0.1mA60.0 600.0mA60.0 600.0mA0.1% 0.5%0.1mA 0.5% 1mA0.5 3.000A0.5 9.999A0.1% 0.5%0.001A 0.5% 0.01A3.00 30.00A10.00 60.00A0.1% 0.5%0.01A 0.5% 0.1A30.00 60.00A60.00 99.99A0.1% 1.0%0.01A 1.0% 0.1A功率因素（PF）,相角（ ）(Model21and23)范圍(PF)分辨率讀值準(zhǔn)確度范圍( )分辨率讀值準(zhǔn)確度0.000 1.0000.001 1 -180 to180 (0 to360 )0.1 1 諧波總量百分比(%THD-F,1到99次諧波)波形因素（CrestFactor,C.F.）范圍分辨率讀值準(zhǔn)確度范圍分辨率讀值準(zhǔn)確度0.0 999.9%0.1% 0.5% 5digits1.00 99.990.01 5% 30digits鉤部直徑:約30mm電池規(guī)格:1.5VSUM-3x2顯示:4+2+2位數(shù)LCD耗電量:約5mA自動(dòng)關(guān)機(jī):30分鐘每周期取樣速度:512次（電壓電流）,256次（瓦特）LCD顯示更新速度:約每秒兩次重量:200g操作溫度:-10 Cto50 C操作濕度: 85%relative儲(chǔ)存溫度:-20 Cto60 C儲(chǔ)存濕度: 75%relative尺寸:210(L)x62(W)x35.6mm(H),8.3 (L)x2.5 (W)x1.4 (H)附件:測試棒x1,攜帶用背袋x1,說明書x1,電池1.5Vx2選購:鱷魚夾