检测认证人脉交流通讯录
- 合用场合-> Suitable Situation ->
适用于各计量、科研与生产部门作精密电感标准，尤其适用于对LCR表进行现场校准。
It is suitable to be used as precise inductance standard for all kinds of metrology units, research institutes, and manufacturers, and especially suitable for on-site LCR Meter calibration.
详细指标-> Detail specification->
1． 电感调节范围 Inductance adjustment Range： 1μH ~111.11mH;
Inductance adjustment Range： 1μH ~111.11mH;
2． 最小步进值 Minimum step value：连续可调continuously adjustable；
Minimum step value：continuously adjustable
3． 最大允许误差Maximum permissible error：±（2×10-4L+0.2μH）;
Maximum permissible error：±（2×10-4L+0.2μH）;
4． 年变化 Annual variation：±（1×10-4L+0.05μH）;
Annual variation：±（1×10-4L+0.05μH）;
5． 温度系数 Temperature coefficient：±3×10-5/℃；
Temperature coefficient：±3×10-5/℃；
6． 测试频率 Measuring frequency：1000Hz。
Measuring frequency：1000Hz。
7． 初始电感值：≤1μH
技术规格-> Technical specification->
SB2011型精密十进位电感箱采用镯环形电感线圈及电磁屏蔽，独特的温度补偿结构与老化处理工艺并采取全封闭式的防潮措施，具有抗电磁 干扰能力强、受湿度与温度影响极小、稳定性好、性能可靠、适应性强、结构新颖、操作方便等独特优点。
SB2011 Precise Decade Inductance Box adopts loop inductance coil, EMC screen, special temperature compensation structure, aging technology, and whole-seal moistureproof measure. Therefore, it possesses many special characteristics, such as strong anti electromagnetic capability, little effect by humidity and temperature, perfect stability, reliable performance, strong adaptability, novel structure, and easy to operate.
