功率表

Broad working load enclothes ● to help an user realize ISO9000 ● to use ● diversity and flexibility ● easily portable the working load that suits you with consistence and funds are estimated the 5500A of Fu Luke company of calibration program level tastes calibrator prolifically, can calibration number type and imitate type are multi-purpose watch, thermometer , hand-held dynamometer, data is collected implement, voltaic clamp, each sort analyzer of harmonic of calibrator of watch of recorder, face plate, process, electric power and a lot of other are similar.

宽广的工作负荷笼盖●帮助用户实现ISO9000 ●易于利用●多样性和灵敏性●便携式和坚固性适合您的工作负荷及经费预算的校准方案尺度的福禄克公司5500A多产物校准器，能够校准数字式和模拟式多用表、温度计、手持式功率表、数据采集器、电流钳、各类类型的记实仪、面板表、过程校准器、电力谐波分析仪以及良多其它近似的测量工具。

By measuring way: ammeter, voltmeter, dynamometer, ohmmeter, megohmmeter, kilowatt-hour meter, frequency meter, etc.

测量的性质分：电流式、电压表、功率表、欧姆表、兆欧表、电度表、频率表等。

However, there are problems with the traditional methods such as power meter, voltage measurement of high pressure and side-current, Q-V Lissajous figure trace method. It is difficult for the traditional methods to reflect the power of the discharge device, because they can not be very accurate, convenient and practical in measuring the discharge power.

然而，传统的用于测量介质阻挡放电功率的功率表法、高压侧电流电压测量法、Q-V轨迹Lissajous图形法等在准确性、方便性、实用性等方面存在许多问题，很难真实的反映放电装置消耗的功率。

Electronic equipment categories: two core, three core insulated wire conduction test machine, an integrated plug-line tester, polarity tester, full-featured integrated precision wire tester, analog / digital storage oscilloscope, signal generator, the standard signal source, frequency dollars, Millivoltmeter distortion device,Miriam, LCR digital electric bridge, voltage tester, insulation resistance tester, grounding resistance tester, leakage current tester, electronic load, electric parameter measuring instrument, digital power meter, parameter measuring instrument transformers, transformer automatic testing system, transformers ring than phase tester, electrical safety parameter tester, variable frequency power supply, power supply, high-frequency shielding net room, temperature and humidity table, multimeter, power meter, tachometer, anemometer, coating thickness, coating thickness, vibration measuring instrument, the Composite test machines (motors, fans, hair dryer, lamps, fruit juice machine) and so on.

二芯、三芯线材绝缘导通测试机、插头线综合测试机、极性测试仪、全功能精密线材综合测试机、模拟/数字存储示波器、信号发生器、标准信号源、频率计、毫伏表、失真仪、抖晃仪、LCR数字电桥、耐压测试仪、绝缘电阻测试仪、接地电阻测试仪、泄漏电流测试仪、电子负载、电参数测量仪、数字功率计、变压器参数测量仪、变压器自动测试系统、变压器圈数比相位测试器、电器安全参数综合测试仪、变频电源、电源供应器、高频屏蔽网房、温湿度表、万用表、功率表、转速表、风速计、涂层测厚仪、镀层测厚仪、振动测量仪、综合测试机（马达、风扇、电吹风、灯饰、果汁机）等。

Some noticeable problems in application of low power factor wattmeter are presented in detail, such as measure principle and readout method. The connection modes in various measured power are discussed.

详细介绍了低功率因数瓦特表在测量中应该注意的问题，给出了功率表的测量原理和读数方法，讨论了测量不同功率时的接线方式。

With this important concept which the reads of wattmeter was equal to the product of the effective value of the voltage across the potential coil, the effective value of the current flowing in the current coil, and the cosine of the phase-angle between the current and the voltage. It was speciled with some examples to determine the phase-angle measured between line voltage, line current in different connection.

围绕有功功率表的读数等于该功率表电压线圈所接电压的有效值、电流线圈所通过的电流的有效值以及电压与电流相位差余弦的乘积这一重要的概念，用实例说明在不同的接线情况下如何利用各电量的相量关系来确定所测的线电压、线电流之间的相位差角。

The most common measuring and testing instruments are voltage testers, voltmeter, ammeter, ohmmeters, continuity testers, megohmmeters, wattmeters, and watt-hour meters.

最常用的测量和检验仪器有电压测试仪，电压表，电流表，欧姆表，短路测试仪，兆欧表，功率表和电度表。

UPM307 replaces multiple analog meters as well as single function meters such as voltmeters, ammeters, wattmeters

UPM307可替代多种指针表，如电压表，电流表，有功功率表，无功功率表，频率表，功率因数表，电能表等单一功能仪表。

UPT2010 replaces multiple analog transducers as well as single function devices such as voltmeters, ammeters, wattmeters, varmeters, frequency-meters, powerfactor-meters, energy-meters, etc.

UPT2010可替代多种模拟变送器，及单一功能的模拟表。如电压表，电流表，有功功率表，无功功率表，频率表，功率因数表，电能表等。

UPT210 replaces multipleanalog tranducers as well as single function devices such asvoltmeters, ammeters, wattmeters, varmeters, frequency-meters,powerfactor-meters, energy-meters, etc.

UPT210可替代多种模拟表，如单一功能的电压表，电流表，有功功率表，无功功率表，频率表，功率因数表，电能表。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。