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- 合用场合-> Suitable Situation ->
适用于各计量机构、科研与生产部门、用作精密电阻标准。
It is suitable to be used as precise measuring standard for metrology units, colleges, and research institutes.
详细指标-> Detail Specification->
1．电阻值调节范围Resistance adjustment range：1Ω~1.11111MΩ;
Resistance adjustment range：1Ω~1.11111MΩ;
2．最小步进值Minimum step value：1Ω；
Minimum step value：1Ω；
3．最大允许误差Maximum permissible error：±（0.01%R+0.0002Ω）；
Maximum permissible error：±（0.01%R+0.0002Ω）；
4．额定功率Nominal power: 0.25W;
Nominal power: 0.25W;
技术规格-> Technical Specification ->
SB2015-1型精密十进位直流电阻箱采用经过特殊老化处理、低温度系数的精密线绕电阻器及精密密封开关。具有精度高、性能稳定可靠、 开关接触电阻变差小，结构新颖、操作方便等特点。适用于各计量与科研机构、工厂与学校作精密直流电阻标准。
Precise Decimal DC Resistance Box adopts especial aging treatment, precise wire wound resistor of low temperature coefficient and precise airproof switch. Sb2015-1 has its own features such as high precise, stable performance, novel configuration and convenient operation.
注：
我公司开发的直流系列电阻箱量程覆盖范围为0.001Ω~111.111GΩ,准确度：2％~0.01%,若有需要请致电我们。
