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北京华测数字电荷仪测量静电导体的电容量

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品牌名称：$brandModel.Title型号：Huace-111 原产地：中国大陆更新时间：2026/9/21 9:16:36

产品摘要：北京华测数字电荷仪，仪器是为测量物体的电荷量而设计的3 1/2位数字显示电荷量仪，直接读出电荷量值。由于采用了大规模集成电路、高输入阻抗运放和静电电容器等元件，使得本仪器具有精度高、性能稳定、体积小、操作简单、使用方便等优点。可以配合任何形状任何大小的法拉第筒等优点。

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华测数字电荷仪

一、数字电荷仪产品简介

静电的实质是存在剩余电荷。电荷是所有的有关静电现象本质方面的物理量。电位，电场，电流等有关的量都是由于电荷的存在或电荷的移动而产生的物理量。在科研院所、高等院校、检测站和工矿企业等部门经常需要测量物体的电荷或电荷密度。
数字电荷仪是为测量物体的电荷量而设计的3 1/2位数字显示电荷量仪，直接读出电荷量值。由于采用了大规模集成电路、高输入阻抗运放和静电电容器等元件，使得本仪器具有精度高、性能稳定、体积小、操作简单、使用方便等优点。可以配合任何形状任何大小的法拉第筒等优点。
The electrostatic nature of the residual charge. The charge is the essence of the electrostatic phenomena of all physical quantities. Electric potential, electric field, current ａnd relevant measures are physical quantities due to moving charge or charge. In scientific research institutes, institutions of higher learning, ting station ａnd industrial ａnd mining enterprises ａnd other departments often need to charge or charge density measurement of objects.
The instrument for measuring objects charge ａnd the design of the 3 1/2 digital display instrument directly read out the charge, the charge amount value. Because of the large scale integrated circuit, a high input impedance amplifier ａnd electrostatic capacitors ａnd other components, so that the instrument has the advantages of high precision, stable performance, small size, simple operation, convenient use etc.. The advantages with Faraday tube of any shape of any size.

二、数字电荷仪产品用途
1、测量防静电工作服和纺织品的带电电量以及带电电荷密度（符合GB12014的和GB12704的要求）。
2、测量各种粉体、液体、固体的带电电荷量。
3、测量静电火花放电电量。
4、研究摩擦带电系列。
5、测量静电导体的电容量。
6、测量物体表面电位及电荷面密度。
1, measurement of anti static work clothing ａnd textiles charged battery ａnd charge density (with GB12014 ａnd GB12704 requirements).
Quantity of electric charge 2, measurement of various powder, liquid ａnd solid.
3, the measurement of electrostatic discharge energy.
4, study of triboelectric series.
5, the capacitance measurement of electrostatic.
6, the measurement of the surface potential ａnd the surface charge density.

三、数字电荷仪产品特点

1、不需计算,以数字直接显示电荷量值。
2、测量范围宽，适应不同被测对象的需要。
3、精度高，分辨率高，线性好。
4、读数稳定。
5、设有清零开关，清零操作方便。
1, do not need to calculate, with digital display the charge amount value.
2, wide measuring range, to meet the different needs of the measured object.
3, high precision, high resolution, good linearity.
4, stable readings.
5, reset switch reset, convenient operation.

四、数字电荷仪参数规格

1、测量范围：±10pC ～±20μC (±1×10-11～±2×10-5 )。
2、显示：3 1/2 位发光数码管显示，可以显示电荷的正负性。负性显示“－”号。
3、准确度：±(0.5% 读数 + 2 数位)。
4、电源：220V, 50HZ 交流电, 耗电约 3W。
5、使用环境：-10℃～45℃ ,80% RH。
6、尺寸：220 mm x 230 mm x 70 mm。
7、质量：约2kg。
1, measuring range: 10pC ~ + 20 C (+ 1 * 10-11 to 2 * 10-5).
2, display: 3 1/2 LED digital tube display, can display the charged polarity. A negative number indicates "-".
3, accuracy: + (0.5% of reading + 2 digital).
4, power: 220V, 50HZ alternating current, power consumption is about 3W.
5, the use of the environment: -10 to 45 DEG C, 80% RH.
6, size: 220 mm x 230 mm x 70 mm.
7, weight: about 2kg.

五、数字电荷仪应用案例

1、检测防静电工作服和纺织品的带电电量
按照标准GB12014-89《防静电工作服》将工作服放入滚筒擦机摩擦内使其带电，把带静电后的工作服投入法拉第筒内，从数字电荷仪上读出电荷量值。复零后可进行下一次测量。若是测量纺织品的带电电荷量，可按照标准GB/T 12703-91《纺织品静电性能测试方法》进行。

2、测量各种粉体、液体、固体的带电电荷量
测量粉体的带电电荷量时,可根据被测粉体的多少制作不同形状和不同规格的法拉第筒。粉体带电的方式可以是摩擦带电或在电场中荷电。如测量粉尘在电场中的荷电。也可以让粉体从滑槽中滑下带电。

3、测量火花放电电荷转移量
当带有静电的静电非导体与接地金属体接近时会发生火花放电。用数字电荷仪能精确地测量出放电电量。

4、测量金属体的自电容和互电容量
让金属体带上静电(电压为V)后用法拉第筒和电荷量仪测出金属球的带电电荷量Ｑ，由公式Ｃ＝Ｑ/Ｖ　计算出电容量。

1, detection of anti static work clothing ａnd textiles
According to the national standard GB12014-89 "anti-static overalls" will work clothes in the drum machine friction within the charged, the static electricity after work clothes into the Faraday tube ａnd read out the charge amount value from the 111 type digital charge meter. Set it to zero can be carried out after the next measurement. If the quantity of electric charge measurement of textile, can be carried out in accordance with the national standard GB/T 12703-91 "textile antistatic performance t methods".
Quantity of electric charge 2, measurement of various powder, liquid ａnd solid
Measuring powder quantity of electrostatic charge, according to the measured powder how to make different shapes ａnd different specifications of the Faraday tube. The powder can be charged the friction charged or charged. Such as the measurement of dust in the field of electric charge. Can make the powder from the chute sliding charged.
3, measurement of spark discharge amount of charge transfer
When a static static conductor ａnd grounding metal body close to will happen when the spark discharge. Using 111 digital charge meter can accurately measure the discharge of electricity.
4, measurement of metal body self capacitance ａnd mutual capacitance
Let the metal body with static electricity (voltage V) electric charge Q with Faraday cylinder ａnd the charge meter measuring metal ball, by the formula C = Q/V to calculate the electric capacity.

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