| 特點 |
825 |
826 |
827 |
| 背光 |
－ |
Backlight |
Backlight |
| 中性線電流檢測 |
－ |
Neutral current capabilities |
100A Neutral Current Clamp included |
| 自動檢測鉗形適配器 |
－ |
Auto-detect clamps |
Auto-detect clamps |
| 可選FIFO內存 |
－ |
Optional FIFO memory |
Optional FIFO memory |
| 單相或三相測量 |
Single or three-phase measurements |
Single or three-phase measurements |
Single or three-phase measurements |
| 真有效值 |
True RMS |
True RMS |
True RMS |
| 數據存儲（1M內存） |
Data logging (1 MB memory) |
Data logging (1 MB memory) |
Data logging (1 MB memory) |
| 最大/最小/平均值 |
Min/max/avg |
Min/max/avg |
Min/max/avg |
| 電能及諧波程序 |
Energy and Harmonics |
Energy and Harmonics |
Energy and Harmonics |
| PC機分析軟件 |
PowerVision Software |
PowerVision Software |
PowerVision Software |
| 可選程序 n 擾動 n 檢查儀表 n 快速檢查 |
Optional programs Disturbances Check-Meter Fast-Check |
Optional programs Disturbances Check-Meter Fast-Check |
Optional programs Disturbances Check-Meter Fast-Check |
| 輕質便攜設計 |
Lightweight portable design |
Lightweight portable design |
Lightweight portable design |
| 便于使用的按鍵設計 |
Easy-to-use push button operation |
Easy-to-use push button operation |
Easy-to-use push button operation |
| 密碼保護屏幕設置 |
Password protected on-screen setup |
Password protected on-screen setup |
Password protected on-screen setup |
| 160 x 160點陣式LCD |
160 x 160 pixel LCD |
160 x 160 pixel LCD |
160 x 160 pixel LCD |
| RS-232 通信接口 |
RS-232 interface |
RS-232 interface |
RS-232 interface |
| 用戶數據采集 |
Customized data collection |
Customized data collection |
Customized data collection |
| 實時時鐘 |
Real-time clock |
Real-time clock |
Real-time clock |
| 可編程設置，觸發點及開始/停止時間 |
Programmable trigger-points and start/stop time |
Programmable trigger-points and start/stop time |
Programmable trigger-points and start/stop time |
| 測量項目 |
|
|
|
| 有功功率（kW） |
Kilowatts |
Kilowatts |
Kilowatts |
| 視在功率（VA） |
Voltamperes |
Voltamperes |
Voltamperes |
| 感性無功功率（kvarL） |
Inductive reactive power |
Inductive reactive power |
Inductive reactive power |
| 容性無功功率（kvarC） |
Capacitive reactive power |
Capacitive reactive power |
Capacitive reactive power |
| 功率因數（PF） |
Power factor |
Power factor |
Power factor |
| 頻率（Hz） |
Frequency |
Frequency |
Frequency |
| 千瓦時（kWh） |
Kilowatt hour |
Kilowatt hour |
Kilowatt hour |
| 每小時無功功率（kvarL，kvarC） |
Reactive power per hour |
Reactive power per hour |
Reactive power per hour |
| 總諧波畸變（％THD） |
Total harmonic distortion |
Total harmonic distortion |
Total harmonic distortion |
| 諧波因數分解至51次諧波 |
Harmonic factorization to 51st harmonic |
Harmonic factorization to 51st harmonic |
Harmonic factorization to 51st harmonic |
| 自動量程 |
Auto ranging |
Auto ranging |
Auto ranging |
