YOKOGAWA数字功率计WT210/WT230(节能工具)特别适合于高精度测试要求，因其功能齐全，可靠性好，性价比高等优点，已被国内外众多政府检测机构和知名企业所采用。经过多年成功应用与完善，WT210/WT230数字功率计以其优越的性能仍处于国际先进**水平。
*可以测量模式：单相两线制
*基本精度:0.1%
*小型设计(标准机架的一半)
*可用于测量极低电流:*小量为5mA(仅WT210型)
*具有线路滤波功能
*数据更新速度快(每秒种10个读数)
*具有谐波测量功能
*具有用户校准功能
*利用外接传感器输入可测量大电流
额定值（范围）
电压：15／30／60／150／300／600 V
电流：
直接输入：5／10／20／50／100／200 mA（仅WT210），0.5／1／2／5／10／20 A（WT21／WT230）外接输入（选用）：2.5／5／10V 或 50／100／200 mV
频率范围
DC，0.5Hz～100kHz
基本精度（45Hz≤频率f≤66Hz）
电压／电流：±（读数的0.1％＋量程的0.1％）
功率：±（读数的0.1％＋量程0.1％）
一般规格
外型尺寸：
WT210：约213（宽）×88（高）×379（深）mm （突出份除外）
WT230：约213（宽）×132（高）×379（深）mm （突出份除外）
重量：
WT210：约3公斤
WT230：约5公斤
可测量参数：电压、电流、有功功率、无功功率、视在功率、功率因素、相位角、峰值电压、峰值电流、电压频率、电流频率、（有功）电能、点（荷）量、谐波分析
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.
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