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10μA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(33μsand39μs)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（Φ）(Model21and23)范圍(PF)分辨率讀值準(zhǔn)確度范圍(Φ)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儲存溫度:-20°Cto60°C儲存濕度: 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