检测认证人脉交流通讯录
- 合用场合-> Suitable Situation ->
主要用于四端对LCR表、阻抗分析仪的性能测试、校准/检定，适用于工厂、学校和科研单位作精密测量及精密交/直流电阻标准。
Used for performance tests of 4-terminal pair LCR meters and impedance analyzers. It is suitable to be used as precise measuring standard and precise AC/DC resistance standard for factories, colleges, and research institutes.
详细指标-> Detail specification->
型号 直流电阻标称值 最大允许误差 温度系数
SB2019-1 Short termination --- ---
SB2019-2 Open termination --- ---
SB2019-6 1Ω ±0.1%(DC) ±15×10 -6 /℃
SB2019-7 10Ω ±0.02% (DC) ±5×10 -6 /℃
SB2019-8 100Ω ±0.02% (DC) ±5×10 -6 /℃
SB2019-9 1kΩ ±0.02% (DC) ±5×10 -6 /℃
SB2019-10 10kΩ ±0.02% (DC) ±5×10 -6 /℃
SB2019-11 100kΩ ±0.02% (DC) ±5×10 -6 /℃
SB2019-12 1MΩ ±0.02% (DC) ±5×10 -6 /℃
注：工作频率均为DC～13MHz
技术规格-> Technical specification->
SB2019型四端对宽频标准电阻器组组由七个四端对电阻标准组成，从1Ω到1MΩ。其时间常数小、稳定性高，采用了独特的频率补偿措施，具有频率特性好、稳定性高、性能可靠等独特优点。
SB2019 four terminal pair standard resistor set is a standard resistor set consisting of seven precision resistor standards which range from 1 ohm to 1M ohm. Its time constant is little and stability is very high. It adopts special frequency compensation measure. It also possesses many special characteristics, such as good frequency characteristic, good stability, reliable performance.
