ZX21a旋转式电阻箱
ZX21a旋转式电阻箱产品介绍
中文介绍
ZX21a旋转式电阻箱是一种高精度、多功能的电子测量设备，广泛应用于电子实验室、科研机构、教学单位以及各类电子产品研发和检测场所。它采用先进的电阻元件和精密的机械结构设计，能够提供稳定、可靠的电阻值输出，满足多种电子电路测试和校准需求。
该电阻箱的外观设计简洁大方，外壳采用坚固耐用的材料制成，具有良好的抗干扰能力和机械稳定性。前面板布局合理，操作界面清晰易懂，便于用户快速上手操作。其电阻值调节范围宽广，从几欧姆到数兆欧姆，能够覆盖大多数常见的电子电路应用场景。通过旋转式调节旋钮，用户可以轻松、精确地设置所需的电阻值，调节过程平稳无跳变，确保测量的准确性。
在内部结构方面，ZX21a旋转式电阻箱采用了高质量的电阻元件，这些元件经过严格筛选和测试，具有低温度系数、高精度和良好的长期稳定性。电阻元件之间的连接采用先进的焊接工艺，确保连接牢固可靠，避免因接触不良导致的测量误差。同时，电阻箱内部还设有良好的散热通道，能够在长时间使用过程中保持元件的性能稳定，延长使用寿命。
此外，ZX21a旋转式电阻箱还具备一些实用的功能特点。例如，它配备了标准的测试接口，方便与各种电子测量仪器连接，实现自动化测量和数据采集。电阻箱还具备一定的过载保护功能，当电路中出现异常电流时，能够自动切断电源，保护电阻元件和连接的设备不受损坏。这些功能的加入，使得ZX21a旋转式电阻箱在使用过程中更加安全、便捷和高效。
总的来说，ZX21a旋转式电阻箱以其优良的性能、可靠的品质和便捷的操作，成为了电子测量领域中不可或缺的工具之一。无论是在基础教学实验中帮助学生理解电路原理，还是在复杂电子产品研发过程中进行精确的参数测试，它都能发挥重要的作用，为电子技术的发展和应用提供有力的支持。
English Introduction
The ZX21a rotary resistance box is a high-precision, multifunctional electronic measuring device widely used in electronic laboratories, research institutions, educational units, and various electronic product R&D and testing sites. It features advanced resistance components and a precise mechanical structure design, providing stable and reliable resistance output to meet the testing and calibration needs of a variety of electronic circuits.
The appearance of the ZX21a rotary resistance box is simple and elegant. The casing is made of sturdy and durable materials, offering good anti-interference and mechanical stability. The front panel has a rational layout with a clear and easy-to-understand operating interface, making it convenient for users to quickly get started. The resistance adjustment range is extensive, from a few ohms to several megaohms, covering most common electronic circuit application scenarios. With the rotary adjustment knob, users can easily and accurately set the desired resistance value. The adjustment process is smooth and free from jumps, ensuring the accuracy of measurements.
In terms of internal structure, the ZX21a rotary resistance box uses high-quality resistance components. These components have been strictly selected and tested, featuring low temperature coefficients, high precision, and good long-term stability. The connections between resistance components are made using advanced welding techniques, ensuring a solid and reliable connection to avoid measurement errors caused by poor contact. Additionally, the resistance box has a well-designed cooling channel inside, which helps maintain the performance stability of the components during prolonged use and extends their service life.
Moreover, the ZX21a rotary resistance box comes with some practical functional features. For example, it is equipped with standard test interfaces, facilitating the connection with various electronic measuring instruments for automated measurements and data collection. The resistance box also has a certain overload protection function. When abnormal current appears in the circuit, it can automatically cut off the power supply to protect the resistance components and connected devices from damage. These added functions make the ZX21a rotary resistance box safer, more convenient, and more efficient to use.
In summary, the ZX21a rotary resistance box, with its excellent performance, reliable quality, and convenient operation, has become an indispensable tool in the field of electronic measurement. Whether it is used in basic teaching experiments to help students understand circuit principles or in the complex electronic product R&D process for precise parameter testing, it can play an important role and provide strong support for the development and application of electronic technology.
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直流电阻箱(多值可调)
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序号
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型 号
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开关数
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名 称
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示值范围Ω
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小步进Ω
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准确度%
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出厂价￥
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3-1
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ZX21
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6
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旋转式电阻箱
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0～99999.9
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0.1
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0.1
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300
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3-2
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ZX21a
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6
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旋转式电阻箱
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0～111111.0
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0.1
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0.1
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600
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3-3
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ZX21b
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6
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旋转式电阻箱
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0～99999.9
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0.1
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0.1
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600
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3-4
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ZX21c
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6
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旋转式电阻箱
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0～11111.10
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0.01
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0.1
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800
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3-5
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ZX21d
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6
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旋转式电阻箱
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0～1.111110M
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1
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0.5
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800
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3-6
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ZX21e
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6
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旋转式电阻箱
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0～11.11110M
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10
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1
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800
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3-7
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ZX21f
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6
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旋转式电阻箱
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0～111.1110M
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100
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2
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1000
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3-8
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ZX21g
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6
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旋转式电阻箱
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0～1.111110G
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1000
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5
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1200
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3-9
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ZX25a
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6
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开关式直流电阻箱
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0．01～11111.11
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0.01
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0.02
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1320
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3-10
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ZX35
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3
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旋转式电阻箱
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0～1110
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1
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0.1
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510
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3-11
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ZX36
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4
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旋转式电阻箱
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0～9999
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1
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0.2
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280
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