供应 数字电桥，YB-2812
数字电桥 YB-2812：精准测量的得力助手
中文介绍
数字电桥 YB-2812 是一款专为满足高精度电学参数测量需求而精心设计的仪器。它采用了先进的数字测量技术，能够快速、准确地测量电阻、电容、电感等多种电学元件的参数，广泛应用于电子产品研发、生产检测、质量控制以及高校实验室等领域。
该设备具备卓越的性能表现。其测量范围宽广，能够覆盖从极低值到较高值的各种元件参数，无论是微小的电阻，还是较大的电容、电感，都能轻松应对。测量精度高，可有效减少测量误差，确保测量结果的可靠性，为用户提供了精准的数据支持，帮助用户更好地把控产品质量和性能。
操作界面简洁直观，配备清晰的显示屏，各项参数设置和测量结果显示一目了然。用户无需复杂的操作培训，即可快速上手使用。同时，它还具备良好的稳定性和抗干扰能力，在复杂的电磁环境中也能稳定运行，保证测量数据的准确性和一致性。
数字电桥 YB-2812 以其高精度、宽范围、易操作等特点，成为了众多企业和科研机构在电学测量领域不可或缺的工具。它为电子行业的技术发展和质量把控提供了有力保障，助力用户在激烈的市场竞争中脱颖而出。
English Introduction
The YB-2812 Digital Bridge is a meticulously designed instrument aimed at fulfilling the high-precision electrical parameter measurement requirements. Utilizing advanced digital measurement technology, it can swiftly and accurately measure the parameters of various electrical components such as resistance, capacitance, and inductance. It finds extensive applications in electronic product R&D, production inspection, quality control, and university laboratories.
This device boasts outstanding performance. It has a broad measurement range, capable of covering a wide spectrum of component parameters from extremely low to relatively high values. Whether it is a minuscule resistance, a large capacitance, or an inductance, it can handle them with ease. The high measurement accuracy effectively reduces errors, ensuring the reliability of the measurement results and providing users with precise data support to better control product quality and performance.
The user interface is simple and intuitive, equipped with a clear display that makes parameter settings and measurement results easily readable. Users can quickly get started without extensive training. Moreover, it has good stability and anti-interference capabilities, ensuring stable operation and consistent measurement data even in complex electromagnetic environments.
With its high precision, wide range, and ease of operation, the YB-2812 Digital Bridge has become an indispensable tool in the field of electrical measurement for many enterprises and research institutions. It provides a strong guarantee for the technological development and quality control of the electronics industry, helping users stand out in the fierce market competition.
简单介绍
电压 220V±10% 频率 50Hz±5% 功耗 ＜40W 外形尺寸 100H×300W×310D(mm) 质量 约3.3kg YB2812 数字电桥
YB2812 数字电桥
的详细介绍
自动测量L、C、R、Q、D参数：
基本精度0 . 25%，8位数显：
自动切换量程 |
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YB2811/YB2812
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参
数
测
量
|
主参量测量 |
电感量L、电容量C、电阻值R |
| 副参量测量 |
品质因数Q、损耗角正切值D |
| 显示方式 |
主参量L、C、R由五位数字显示，副参量Q、D由三位数字显示 |
| 主参量与副参量对应关系 |
C-D，L-Q、R-Q |
| 测量频率 |
YB2811:100Hz、1kHz、10kHz,误差±0.02% YB2812:100Hz、120Hz、1kHz,误差±0.02% |
| 测量范围 |
参量 |
测量频率 |
测量范围 |
| L |
100Hz、120Hz |
1μH~9999H |
| 1kHz |
0.1μH~999.9H |
| 10kHz |
0.01μH~99.99H |
| C |
100Hz、120Hz |
1pF~1999.9μF |
| 1kHz |
0.1pF~1999.9μF |
| 10kHz |
0.01pF~19.999μF |
| R |
--- |
0.1mΩ~99.99MΩ |
| Q |
--- |
0.01~999 |
| |
--- |
0.01%~999% |
|
参
数
测
量
|
测试信号电平 |
0.3Vrms±10%(空载) |
| 测试速度 |
5次/秒 |
| 温度与湿度 |
温度：0°C~40°C；温度：≤85%RH |
|
参
数
测
量
|
测量精度 |
参量 |
频率 |
精度 |
| L |
100Hz、120Hz |
±[1μH+0.25%(1+L/2000H+2mH/L)](1+1/Q) |
| 1kHz |
±[0.1μH+0.25%(1+L/200H+0.2mH/L)](1+1/Q) |
| 10kHz |
±[0.01μH+0.25%(1+L/10H+0.04mH/L)](1+1/Q) |
| C |
100Hz、120Hz |
±[1pF+0.25%(1+1000pF/Cx+Cx/1000μF)](1+DX) |
| 1kHz |
±[0.1pF+0.25%(1+100pF/Cx+Cx/100μF)](1+DX) |
| 10kHz |
±[0.01pF+0.25%(1+20pF/Cx+Cx/4μF)](1+DX) |
| R |
±[1mΩ+0.25%(1+R/2MΩ+2Ω/R)](1+Q) |
| Q |
100Hz、120Hz、1kHz |
±[0.020+0.25(Qx+1/Qx)% |
| 10kHz |
±[0.020+0.30(Qx+1/Qx)% |
| D |
100Hz、120Hz、1kHz |
±0.0010(1+Dx2) |
| 10kHz |
±0.0015(1+Dx2) |
| 电容带电冲击保护： |
当被测电容带电时为了不造成仪器的损坏，本仪器设有电容带电冲击保护电路，
有效保护值为：保护极限：Cmax=2.5/V2;V:电容器上所带电压；Cmax：电容器
在所带电压下的大允许电容量 |
右表列出了几种电压时
的大允许电容量： |
V
|
Cmax
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1kV
|
2μF
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400V
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20μF
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125V
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200μF
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40V
|
2000μF
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12.5V
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20000μF
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注意：如果电容上所加电压超过上述极限可能损坏本仪器为防止可能对仪器造成的损坏，请不要超出Cmax-V要求
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物
理
特
性
|
电压 |
220V±10% |
| 频率 |
50Hz±5% |
| 功耗 |
＜40W |
| 外形尺寸 |
100H×300W×310D(mm) |
| 质量 |
约3.3kg |
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