YOKOGAWA數字功率計WT210/WT230(節能工具)特別適合于高精度測試要求，因其功能齊全，可靠性好，性價比高等優點，已被國內外眾多政府檢測機構和知名企業所采用。經過多年成功應用與完善，WT210/WT230數字功率計以其優越的性能仍處于國際先進**水平。
*可以測量模式：單相兩線制
*基本精度:0.1%
*小型設計(標準機架的一半)
*可用于測量極低電流:*小量為5mA(僅WT210型)
*具有線路濾波功能
*數據更新速度快(每秒種10個讀數)
*具有諧波測量功能
*具有用戶校準功能
*利用外接傳感器輸入可測量大電流
額定值（范圍）
電壓：15／30／60／150／300／600 V
電流：
直接輸入：5／10／20／50／100／200 mA（僅WT210），0.5／1／2／5／10／20 A（WT21／WT230）外接輸入（選用）：2.5／5／10V 或 50／100／200 mV
頻率范圍
DC，0.5Hz～100kHz
基本精度（45Hz≤頻率f≤66Hz）
電壓／電流：±（讀數的0.1％＋量程的0.1％）
功率：±（讀數的0.1％＋量程0.1％）
一般規格
外型尺寸：
WT210：約213（寬）×88（高）×379（深）mm?。ㄍ怀龇莩猓?/span>
WT230：約213（寬）×132（高）×379（深）mm?。ㄍ怀龇莩猓?/span>
重量：
WT210：約3公斤
WT230：約5公斤
可測量參數：電壓、電流、有功功率、無功功率、視在功率、功率因素、相位角、峰值電壓、峰值電流、電壓頻率、電流頻率、（有功）電能、點（荷）量、諧波分析
WT210/WT230 DIGITAL POWER METERS
The WT210/WT230 has five times the high-frequency range and approximately twice the basic accuracy as the previous generations plus a high-speed data acquisition rate and a compact design make this digital power meter highly desirable.
The WT230's advanced specifications and its wide range of functions let you handle all your measurement applications from low-frequency equipment to high frequency inverters using a single power meter.
A high frequency range and improved precision make this power meter an excellent tool.
· Maximum input with assured accuracy: 26 A
· Basic accuracy: 0.1%
· DC measurement: 0.5 Hz to 100 kHz frequency range
· Compact design (half-rack size)
· 5 mA range for very low current measurements (model WT210 only)
· Line filter function
· High-speed data update (as fast as 10 readings per second)
· Harmonic measurement function available
· User calibration capability
· Large-current measurement capability using external sensor input
· Basic Characteristics
· Comparison with Former Models
· Easily Acquire and Manage Power Measurement Data from Your PC
Wide Frequency Range
Wide Frequency Range Lets You Work on a Variety of Different Applications
· Low-frequency EquipmentLow-frequency measurements starting at 0.5 Hz can be used for evaluations of cycloconverters and when a motor are started.
· Commercial Power SuppliesBasic Power Accuracy: 0.1%
Power accuracy is even better than in fomer WT200/WT130 series.
· Inverters100 kHz power frequency rangeNow you can obtain more precise measurements on high-frequency equipment such as inverters.
