 |  | MODEL PROVA 19, 21, 23 - 電流電壓都是真均方根值 (True RMS)
- 漏電 電流分辨率最小是 10 μ A
- 電流電壓 諧波分析可高達 99 次
- 99次諧波分析可更瞭解高頻諧波影響(可高達 5/6 KHz)
- 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 μ s and 39 μ s)
- 可設定 CT 比(1 to 250)
| Model 21(50A) and 23(100A) - 瓦特（W, KW），馬力（H.P.）
- 視在功率（VA,KVA） ,虛功率（VAR, KVAR）
- 功率因素（PF） ,相角（Φ）
- 瓦特小時，耗電度數（mWH,WH,KWH）
- 分析IT待機時的耗電量（W,mWH,WH ）
- 測量平衡三相電力
- 測量三相電力相序
|
 | | 交流瓦特AC Watt (50 or 60 Hz, PF 0.5 to 1. CT = 1) Model 21 (0 to 50A), Model 23 (0 to 100A) |
ng>范圍ng> | ng>分辨率ng> | ng>讀值準確度 21 (0 - 30A)ng> ng>讀值準確度 23 (0 - 60A)ng> | ng>讀值準確度 21 (30 - 50A)ng> ng>讀值準確度 23 (60 - 100A)ng> | 0.000 – 9.999 W | 0.001 W | ±1% ± 0.02 W | ±2% of VA ± 5dgts | 10.00 – 99.99 W | 0.01 W | ±1% ± 0.2 W | ±2% of VA ± 5dgts | 100.0 – 999.9 W | 0.1 W | ±1% ± 0.2 W | ±2% of VA ± 5dgts | 1.000 – 9.999 KW | 0.001 KW | ±1% ± 0.02 KW | ±2% of VA ± 5dgts | 10.00 – 99.99 KW | 0.01 KW | ±1% ± 0.2 KW | ±2% of VA ± 5dgts | 100.0 – 999.9 KW | 0.1 KW | ±1% ± 0.2 KW | ±2% of VA ± 5dgts | 1000 – 9999 KW | 1 KW | ±1% ± 2 KW | ±2% of VA ± 5dgts |
| | 交流電流 AC Current (50 or 60 Hz, True RMS) |
ng>范圍ng>ng>(Model 19,21)ng> | ng>范圍ng>ng>(Model 23)ng> | ng>分辨率ng> | ng>讀值準確度ng> | 0.30 – 60.00mA | 0.30 – 60.00mA | 0.01mA | ±0.5% ± 5dgts | 60.0 – 600.0mA | 60.0 – 600.0mA | 0.1mA | ±0.5% ± 5dgts | 0.030 – 3.000 A | 0.030 – 9.999 A | 0.001 A | ±0.5% ± 5dgts | 3.00 – 30.00 A | 10.00 – 60.00 A | 0.01 A | ±0.5% ± 5dgts | 30.00 – 50.00 A | 6 0.00 – 99.99 A | 0.01 A | ±1.0% ± 5dgts |
| | 交流電壓 AC Voltage (50 or 60 Hz, True RMS) |
ng>范圍ng> | ng>分辨率ng> | ng>讀值準確度ng> | ng>范圍ng> | ng>分辨率ng> | ng>讀值準確度ng> | 3V – 250V | 0.1 V | ±0.5% ± 5dgts | 250V – 600V | 0.1 V | ±0.5% ± 5dgts |
| | 交流電壓諧波分析（百分比 %及大小,1 到 99次) |
ng>范圍ng> | ng>分辨率ng> | ng>%準確度ng> | ng>分辨率ng> | ng>大小準確度ng> | 50V – 600V | 0.1 % | ±0.5% | 0.1 V | ±0.5% ± 0.5V |
| | 交流電流諧波分析（百分比 %及大小,1 到99次諧波） |
ng>范圍ng>ng>(Model 19, 21)ng> | ng>范圍ng>ng>(Model 23)ng> | ng>分辨率ng> | ng>%準確度ng> | ng>分辨率ng> | ng>大小準確度ng> | 10.00 – 60.00mA | 10.00 – 60.00mA | 0.1 % | ±0.5% | 0.01mA | ±0.5% ± 0.1mA | 60.0 – 600.0mA | 60.0 – 600.0mA | 0.1 % | ±0.5% | 0.1mA | ±0.5% ± 1mA | 0.5 – 3.000 A | 0.5 – 9.999 A | 0.1 % | ±0.5% | 0.001 A | ±0.5% ± 0.01 A | 3.00 – 30.00 A | 10.00 – 60.00 A | 0.1 % | ±0.5% | 0.01 A | ±0.5% ± 0.1 A | 30.00 – 60.00 A | 6 0.00 – 99.99 A | 0.1 % | ±1.0% | 0.01 A | ±1.0% ± 0.1 A |
| | 功率因素（PF）, 相 角 （Φ）(Model 21 and 23) |
ng>范圍ng>ng>(PF)ng> | ng>分辨率ng> | ng>讀值準確度ng> | ng>范圍ng>ng>(Φ)ng> | ng>分辨率ng> | ng>讀值準確度ng> | 0.000 – 1.000 | 0.001 | ± 1° | -180°to 180°(0 °to 360 °) | 0.1° | ± 1° |
| | 諧波總量百分比(%THD-F, 1到99次諧波) 波形因素（Crest Factor, C.F.） |
ng>范圍ng> | ng>分辨率ng> | ng>讀值準確度ng> | ng>范圍ng> | ng>分辨率ng> | ng>讀值準確度ng> | 0.0 – 999.9 % | 0.1% | ± 0.5% ± 5 digits | 1.00 – 99.99 | 0.01 | ± 5% ± 30 digits |
| ng>鉤部直徑ng> | 約30mm | ng>電池規格ng> | 1.5V SUM-3 x 2 | ng>顯示ng> | 4+2+2 位數 LCD | ng>耗電量ng> | 約5mA | ng>自動關機ng> | 30分鐘 | ng>LCD 顯示更新速度ng> | 約每秒兩次 | ng>每周期取樣速度ng> | 512次（電壓電流）, 256次（瓦特） | ng>操作溫度ng> | -10° C to 50° C | ng>重量ng> | ng>ng>200g | ng>儲存溫度ng> | -20° C to 60° C | ng>操作濕度ng> | ng>ng>< 85% relative | ng>儲存濕度ng> | ng>ng>< 75% relative | ng>尺寸ng> | 210 (L) x 62 (W) x 35.6mm (H), 8.3" (L) x 2.5" (W) x 1.4" (H) | ng>附件ng> | 測試棒 x 1, 攜帶用背袋 x 1, 說明書 x 1, 電池 1.5V x 2 | ng>選購ng> | 鱷魚夾 |
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