electronic voltmeter

简明释义

电子管伏特计

英英释义

例句

1.An electronic voltmeter can provide more accurate readings than an analog one.

与模拟电压表相比，电子电压表可以提供更准确的读数。

2.Always ensure that the electronic voltmeter is set to the correct range before measuring.

在测量之前，请确保电子电压表设置在正确的范围内。

3.To measure the voltage across the battery, we used an electronic voltmeter.

为了测量电池的电压，我们使用了一个电子电压表。

4.When troubleshooting the circuit, we relied on the electronic voltmeter to identify voltage drops.

在排查电路故障时，我们依赖于电子电压表来识别电压下降。

5.The technician calibrated the electronic voltmeter before taking any readings.

技术员在进行任何读数之前对电子电压表进行了校准。

作文

An electronic voltmeter is an essential instrument widely used in various fields of electrical engineering and electronics. It measures the electrical potential difference between two points in an electric circuit. The significance of this device cannot be overstated, as it plays a critical role in diagnosing electrical problems, designing circuits, and ensuring safety in electrical installations. Understanding how an electronic voltmeter works and its applications can greatly enhance one’s knowledge in electrical measurements.The basic function of an electronic voltmeter is to provide a precise measurement of voltage. Unlike traditional analog voltmeters, which use a moving coil mechanism, electronic voltmeters utilize digital technology to display voltage readings. This digital representation not only makes the readings easier to read but also increases accuracy and reduces the chances of human error. The electronic voltmeter converts the analog voltage signal into a digital format, allowing for more sophisticated analysis and data logging.One of the primary applications of an electronic voltmeter is in troubleshooting electrical circuits. Technicians and engineers often rely on this device to identify faults in wiring or components. For instance, if a circuit is not functioning as expected, an electronic voltmeter can quickly determine whether the voltage levels are within the acceptable range. By measuring the voltage at various points in the circuit, one can pinpoint the location of the fault, whether it be a broken wire, a faulty component, or an improper connection.In addition to troubleshooting, electronic voltmeters are invaluable tools in the design and testing of new electronic devices. Engineers use these devices to ensure that their designs meet specified voltage requirements. During the testing phase, an electronic voltmeter helps verify that the output voltage of a device matches its intended specifications. This is crucial for maintaining quality control and ensuring that products are safe for consumer use.Moreover, electronic voltmeters contribute significantly to safety in electrical installations. By regularly measuring voltage levels, electricians can prevent potential hazards such as short circuits or overloads. For example, when working with high-voltage systems, an electronic voltmeter can help verify that circuits are de-energized before any maintenance work is conducted. This practice is essential for protecting both the technician and the equipment.The evolution of electronic voltmeters has also led to the development of advanced features, such as data logging, connectivity options, and multifunction capabilities. Modern electronic voltmeters can store multiple readings, connect to computers for detailed analysis, and even measure other electrical parameters like current and resistance. These advancements make them versatile tools that cater to a wide range of applications in both professional and educational settings.In conclusion, the electronic voltmeter is a fundamental instrument that enhances our understanding of electrical systems. Its accuracy, ease of use, and various applications make it indispensable for anyone working with electricity. Whether you are troubleshooting a faulty circuit, designing new electronic devices, or ensuring safety in electrical installations, the electronic voltmeter is a tool that you cannot afford to be without. As technology continues to advance, the capabilities of electronic voltmeters will likely expand, further solidifying their importance in the field of electronics and electrical engineering.

电子电压表是一种广泛用于电气工程和电子学各个领域的重要仪器。它测量电路中两个点之间的电位差。这种设备的重要性不容小觑，因为它在诊断电气问题、设计电路和确保电气安装安全方面发挥着关键作用。理解电子电压表的工作原理及其应用，可以极大地增强人们对电气测量的认识。电子电压表的基本功能是提供精确的电压测量。与传统的模拟电压表不同，后者使用移动线圈机制，电子电压表利用数字技术显示电压读数。这种数字表示不仅使读数更易于阅读，而且提高了准确性，并减少了人为错误的可能性。电子电压表将模拟电压信号转换为数字格式，从而允许更复杂的分析和数据记录。电子电压表的主要应用之一是在故障排除电路中。技术人员和工程师经常依赖这种设备来识别电缆或组件中的故障。例如，如果电路未按预期工作，电子电压表可以迅速确定电压水平是否在可接受范围内。通过测量电路中各个点的电压，可以定位故障的位置，无论是断线、故障组件还是连接不当。除了故障排除，电子电压表在新电子设备的设计和测试中也是不可或缺的工具。工程师使用这些设备确保其设计符合规定的电压要求。在测试阶段，电子电压表有助于验证设备的输出电压是否符合其预期规格。这对于保持质量控制和确保产品对消费者的安全至关重要。此外，电子电压表在电气安装中也极大地促进了安全性。通过定期测量电压水平，电工可以防止潜在的危险，如短路或过载。例如，在处理高压系统时，电子电压表可以帮助验证电路在进行任何维护工作之前是否已断电。这一做法对于保护技术人员和设备至关重要。电子电压表的发展还导致了先进功能的发展，如数据记录、连接选项和多功能能力。现代电子电压表可以存储多个读数，连接到计算机进行详细分析，甚至测量其他电气参数，如电流和电阻。这些进步使它们成为适用于专业和教育环境中广泛应用的多功能工具。总之，电子电压表是一种基本仪器，增强了我们对电气系统的理解。其准确性、易用性和多种应用使其成为任何从事电力工作的人不可或缺的工具。无论您是在故障排除故障电路、设计新电子设备，还是确保电气安装安全，电子电压表都是您无法忽视的工具。随着技术的不断进步，电子电压表的功能可能会进一步扩展，进一步巩固其在电子和电气工程领域的重要性。