
电学专业实验室开展:数字电压表、万用表、数据采集器的校准;交直流稳压电源的校准;耐压测试仪、接地导通测试仪、兆欧表等安规类仪器校准;示波器、秒表、信号发生器的校准;微电阻测试仪以及静电测试仪的校准;火花试验机等校准。
- 直流电阻及仪器
- 数字仪表
- 无线电时间频率
- 电气安全
开展直流电阻箱、电桥、电位差计等仪器的校准。
测量范围及指标如下:
序号 |
测量仪器名称 |
校准规范名称及编号(含年号) |
测量范围 |
扩展不确定度 |
|
1 |
微(低)电阻测试仪 |
JJG837 直流低电阻表检定规程 |
0.1mΩ~20Ω |
Urel=1.5×10-4 |
|
20Ω~100Ω |
Urel=1.3×10-4 |
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2 |
直流电阻箱 |
JJG982 直流电阻箱检定规程 |
(1~10)× |
0.01Ω |
U=3.0×10-4Ω |
0.1Ω |
U=3.0×10-4Ω |
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1Ω |
U=3.0×10-4Ω |
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10Ω |
U=2.0×10-3Ω |
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100Ω |
U=2.0×10-2Ω |
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1000Ω |
U=2.0×10-1Ω |
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10000Ω |
U=2Ω |
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3 |
直流电桥 |
JJG125 直流电桥 检定规程 |
(1~10)× |
0.001Ω |
Urel=1.7×10-4 |
0.01Ω |
Urel=1.7×10-4 |
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0.1Ω |
Urel=1.7×10-4 |
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1Ω |
Urel=1.7×10-4 |
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10Ω |
Urel=1.7×10-4 |
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(102~105)Ω |
Urel=1.7×10-4 |
开展六位半及以下数字多用表、信号发生器、s等的校准检测。
测量范围及准确度等级:
序号 |
测量仪器名称 |
校准规范名称及编号(含年号) |
测量范围 |
扩展不确定度 |
||
1 |
数字多用表 |
JJG 315 直流数字电压表检定规程 |
10mV~200mV |
U=6.1×10-6 Vx+0.4μV |
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>200mV ~2V |
U=4.2×10-6 Vx+0.4 μV |
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>2V~20 V |
U=4.2×10-6 Vx+4μV |
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>2V~200 V |
U=6.4×10-6 Vx+40μV |
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>200V~1000 V |
U=6.4×10-6 Vx+500μV |
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JJG (航天) 34 交流数字电压表检定规程 |
10 mV ~ 200mV |
10Hz~40Hz |
U=1.3×10-4 Vx |
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40Hz~100Hz |
U=1.0×10-4 Vx |
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100Hz~2kHz |
U=1.1×10-4 Vx |
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2kHz~10kHz |
U=1.0×10-4 Vx |
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10kHz~30kHz |
U=3.8×10-4 Vx |
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30kHz~100kHz |
U=8.9×10-4Vx |
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200mV~2V |
10Hz~40Hz |
U=6.4×10-4 Vx |
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40Hz~100Hz |
U=3.5×10-4 Vx |
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100Hz~2kHz |
U=3.4×10-4 Vx |
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2kHz~10kHz |
U=3.5×10-4 Vx |
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10kHz~30kHz |
U=5.0×10-4 Vx |
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30kHz~100kHz |
U=8.9×10-4 Vx |
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100kHz~300kHz |
U=7.8×10-4 Vx |
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2V~20V |
10Hz~40Hz |
U=2.7×10-3 Vx |
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40Hz~100Hz |
U=8.0×10-3 Vx |
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100Hz~2kHz |
U=7.8×10-3 Vx |
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2kHz~10kHz |
U=8.0×10-3 Vx |
|||||
10kHz~30kHz |
U=9.6×10-3 Vx |
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30kHz~100kHz |
U=9.9×10-3 Vx |
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100kHz~300kHz |
U=8.6×10-3 Vx |
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20V~200V |
40Hz~100Hz |
U=1.9×10-3Vx |
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100Hz~2kHz |
U=1.6×10-3Vx |
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2kHz~10kHz |
U=1.9×10-3Vx |
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10kHz~30kHz |
U=1.0×10-3Vx |
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30kHz~100kHz |
U=1.1×10-3Vx |
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200V~1000V |
40Hz~10kHz |
U=1.9×10-3Vx |
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JJG 598 直流数字电流表检定规程 |
100μA ~1mA |
U=1.1×10-5 Ix+4nA |
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1mA ~10 mA |
U=1.3×10-5 Ix+40nA |
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10mA~100mA |
U=4.5×10-5 Ix+0.8μA |
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100mA~1A |
U=2.7×10-4Ix+16μA |
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1A~20A |
U=5.0×10-4Ix+400μA |
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数字多用表 |
JJG (航天)35 交流数字电流表检定规程 |
100μA ~1mA |
10Hz~5kHz |
U=1.4×10-4 Ix+1nA |
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5kHz~10kHz |
U=1.0×10-4 Ix+1nA |
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1mA ~10 mA |
10Hz~5kHz |
U=1.3×10-5Ix+10nA |
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5kHz~10kHz |
U=1.0×10-4Ix+10nA |
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10mA ~100mA |
10Hz~5kHz |
U=1.3×10-5Ix+100nA |
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5kHz~10kHz |
U=1.0×10-4Ix+100nA |
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100mA~1A |
10Hz~5kHz |
U=1.5×10-4 Ix+1μA |
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5kHz~10kHz |
U=1.0×10-3 Ix+1μA |
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1A~20A |
10Hz~5kHz |
U=1.4×10-4Ix+10μA |
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5kHz~10kHz |
U=1.3×10-4Ix+10μA |
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JJG724 直流数字式欧姆表检定规程 |
1Ω |
Urel =0.3×10-5 |
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10Ω |
Urel =0.3×10-5 |
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100Ω |
Urel =5×10-4 |
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1kΩ |
Urel =1.5×10-5 |
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10kΩ |
Urel =1.3×10-4 |
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100kΩ |
Urel =1.2×10-4 |
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1MΩ |
Urel =1.4×10-5 |
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10 MΩ |
Urel =2.3×10-4 |
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100 MΩ |
Urel =2.0×10-4 |
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2 |
电流表、 |
JJG 124 电流表、 |
(0.01~1000)V |
Urel =2.4×10-4 |
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10mV~1000V |
Urel =2.5×10-4~6.3×10-4 |
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0.01mA~20A |
Urel =2.7×10-4~6.3×10-4 |
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50µA~20A 40Hz~10kHz |
Urel =5.7×10-4~12×10-4 |
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1Ω~1MΩ |
Urel =2.5×10-4 |
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3 |
钳形电流表 |
JJF1075 钳形电流表校准规范 |
5mA~1000A |
Urel=0.1% |
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5mA~1000A |
(45~65)Hz |
Urel=0.19% |
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4 |
多功能校准器 |
JJG 315 直流数字电压表试行检定规程
|
10mV~200mV |
U=6.1×10-6 Vx+0.4μV |
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>200mV ~2V |
U=4.2×10-6 Vx+0.4 μV |
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>2V~20 V |
U=4.2×10-6 Vx+4μV |
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>2V~200 V |
U=6.4×10-6 Vx+40μV |
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>200V~1000 V |
U=6.4×10-6 Vx+500μV |
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JJG(航天)34交流数字电压表检定规程 |
10 mV ~ 200mV |
1Hz~10Hz |
U=1.6×10-4 Vx+18μV |
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10Hz~40Hz |
U=1.6×10-4 Vx+5.8μV |
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40Hz~100Hz |
U=1.3×10-4 Vx+5.7μV |
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100Hz~2kHz |
U=1.3×10-4 Vx+2.7μV |
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2kHz~10kHz |
U=1.3×10-4 Vx+5.7μV |
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10kHz~30kHz |
U=3.9×10-4 Vx+12μV |
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30kHz~100kHz |
U=8.7×10-4 Vx+28μV |
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200mV~2V |
1Hz~10Hz |
U=1.3×10-4 Vx+160μV |
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10Hz~40Hz |
U=1.3×10-4 Vx+28μV |
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40Hz~100Hz |
U=1.1×10-4 Vx+28μV |
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100Hz~2kHz |
U=8.1×10-5 Vx+28μV |
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2kHz~10kHz |
U=1.1×10-4 Vx+28μV |
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10kHz~30kHz |
U=2.8×10-4 Vx+58μV |
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30kHz~100kHz |
U=6.4×10-4 Vx+280μV |
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100kHz~300kHz |
U=3.5×10-3 Vx+2.8mV |
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300kHz~1MHz |
U=1.2×10-2 Vx+28mV |
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4 |
多功能校准器 |
JJG(航天)34 交流数字电压表检定规程 |
2V~20V |
1Hz~10Hz |
U=1.3×10-4 Vx+1.6 mV |
|
10Hz~40Hz |
U=1.3×10-4 Vx+0.28mV |
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40Hz~100Hz |
U=1.1×10-4 Vx+0.28mV |
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100Hz~2kHz |
U=8.1×10-5 Vx+0.28mV |
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2kHz~10kHz |
U=1.1×10-4 Vx+0.28mV |
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10kHz~30kHz |
U=2.8×10-4 Vx+0.58mV |
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30kHz~100kHz |
U=6.4×10-4 Vx+2.8mV |
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100kHz~300kHz |
U=3.5×10-3Vx+28mV |
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300kHz~1MHz |
U=1.2×10-2Vx+280mV |
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20V~200V;(100V≤300kHz、 |
1Hz~10Hz |
U=1.3×10-4 Vx+16 mV |
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10Hz~40Hz |
U=1.3×10-4 Vx+2.8mV |
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40Hz~100Hz |
U=1.1×10-4 Vx+2.8mV |
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100Hz~2kHz |
U=8.1×10-5 Vx+2.8mV |
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2kHz~10kHz |
U=1.1×10-4 Vx+2.8mV |
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10kHz~30kHz |
U=2.8×10-4 Vx+5.8mV |
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30kHz~100kHz |
U=6.4×10-4 Vx+28mV |
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100kHz~300kHz |
U=3.5×103Vx+0.28V |
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300kHz~1MHz |
U=1.2×10-2 Vx+28V |
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200V ~1000V;(1000V≤30kHz) |
1Hz~10Hz |
U=1.3×10-4 Vx+92 mV |
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10Hz~40Hz |
U=1.3×10-4 Vx+29mV |
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40Hz~10kHz |
U=1.1×10-4 Vx+29mV |
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10kHz~30kHz |
U=2.8×10-5 Vx+58mV |
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30kHz~100kHz |
U=6.9×10-4 Vx+0.29V |
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JJG 598 直流数字电流表试行检定规程
|
10μA ~200μA |
U=9.2×10-6 Ix+0.5nA |
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>200μA ~2mA |
U=9.2×10-6 Ix+5nA |
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>2mA ~20 mA |
U=1.2×10-5 Ix+0.05μA |
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>20mA~200mA |
U=4.6×10-5 Ix+0.5μA |
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>200mA~2A |
U=2.4×10-4Ix+5μA |
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>2A~20A |
U=5.2×10-4Ix+0.05mA |
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JJG(航天)35 交流数字电流表检定规程 |
(10 ~200)μA |
1Hz~10Hz |
U=3.5×10-4 Ix+28nA |
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10Hz~10kHz |
U=3.5×10-4 Ix+28nA |
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10kHz~30kHz |
U=8.1×10-4 Ix+28nA |
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30kHz~100kHz |
U=4.6×10-3Ix+28nA |
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200μA ~2mA |
1Hz~10Hz |
U=3.5×10-4 Ix+0.28uA |
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10Hz~10kHz |
U=3.5×10-4 Ix+0.28 uA |
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10kHz~30kHz |
U=8.1×10-4 Ix+0.28 uA |
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30kHz~100kHz |
U=4.6×10-3Ix+0.28uA |
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4 |
多功能校准器 |
JJG(航天)35 交流数字电流表检定规程 |
2mA~20 mA |
1Hz~10Hz |
U=3.5×10-4 Ix+2.8 uA |
|
10Hz~10kHz |
U=3.5×10-4 Ix+2.8 uA |
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10kHz~30kHz |
U=8.1×10-4 Ix+2.8 uA |
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30kHz~100kHz |
U=4.6×10-3Ix+2.8 uA |
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20mA~200mA |
1Hz~10Hz |
U=3.5×10-4 Ix+28 uA |
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10Hz~10kHz |
U=3.5×10-4 Ix+28 uA |
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10kHz~30kHz |
U=8.1×10-4 Ix+28 uA |
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200mA~2A |
10Hz~2kHz |
U=8.1×10-4 Ix+0.28mA |
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2kHz~10kHz |
U=9.2×10-4 Ix+0.28mA |
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10kHz~30kHz |
U=3.5×10-3 Ix+0.28mA |
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JJG166 直流电阻器检定规程
|
0~2Ω |
U=14×10-6Rx+5.8uΩ |
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2Ω~20Ω |
U=9.8×10-6Rx+21uΩ |
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20Ω~200Ω |
U=9.8×10-6Rx+69uΩ |
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200Ω~2kΩ |
U=9.8×10-6Rx+0.69mΩ |
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2kΩ~20kΩ |
U=9.8×10-6Rx+6.9mΩ |
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20kΩ~200kΩ |
U=9.8×10-6Rx+69mΩ |
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200kΩ~2MΩ |
U=9.8×10-6Rx+1.4Ω |
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2MΩ~20MΩ |
U=9.8×10-6Rx+14Ω |
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20MΩ~100MΩ |
U=1.4×10-5Rx+1.4kΩ |
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5 |
数字功率表 |
JJG780 交流数字功率表检定规程 |
33mV~1020V |
Urel =0.045% |
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0.1mA~20A |
Urel =0.19% |
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7.5W~1200W |
Urel =0.12% |
开展秒表、时间继电器、示波器等时间及频率量产品的校准。
测量范围及技术指标如下:
序号 |
测量仪器名称 |
校准规范名称及编号(含年号) |
测量范围 |
扩展不确定度 |
|
1 |
秒表 |
JJG 237 秒表检定规程 |
电子秒表 |
(0~1740)s |
U =0.004s |
1740s~3600s |
U =0.005s |
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3600s~86400s |
U=0.024s |
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机械秒表 |
(0~120)s |
U=0.01s |
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(120~86400)s |
U=0.03s |
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2 |
时间继电器 |
JJF1282-2011 电子式时间继电器校准规范 |
1s~9999s |
U=0.2s |
|
3 |
示波器 |
JJG262 模拟示波器检定规程
|
1ns/div~5s/div |
Urel =1.0×10-3 |
|
1mV/div~10V/div |
Urel =8.8×10-3~1.7×10-3 |
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DC~1GHz |
Urel = 7.0% |
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300ps~0.1μs |
Urel = 7.0% |
开展耐压测试仪、接地导通电阻测试仪、绝缘电阻表、稳压电源等安规类仪器设备校准。
测量范围及指标如下:
序号 |
测量仪器名称 |
校准规范名称及编号(含年号) |
测量范围 |
扩展不确定度 |
1 |
直流稳压电源 |
JJG(航天)6 直流稳压电源检定规程 |
10mV~120V |
Urel =4×10-5 |
1mA~20A |
Urel =5×10-4 |
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0.05mV~10mV |
Urel =6.6% |
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2 |
耐压测试仪 |
JJG795 耐压测试仪检定规程 |
(0.1~15)kV |
Urel =0.3% |
(0.01~200)mA |
Urel =0.3% |
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(0.1~15) kV,50Hz |
Urel =0.3% |
|||
(0.01~200)mA,50Hz |
Urel =0.3% |
|||
3 |
绝缘电阻表(兆欧表) |
JJG622 绝缘电阻表(兆欧表)检定规程 |
(102~1011)Ω |
Urel=0.2%~2.5% |
(10~1000)V |
Urel = 2× 10-2 |
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4 |
接地电阻表 |
JJG366 接地电阻表检定规程 |
模拟式:(0.1~1000)Ω |
U=(0.001~0.82)Ω |
数字式:(0.01~19990)Ω |
U=(0.006~12.90)Ω |
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5 |
接地导通电阻测试仪 |
JJG984 接地导通电阻测试仪检定规程 |
(10~500)mΩ |
Urel =0.58% |
(500~600 )mΩ |
Urel =0.58% |
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(1~50)A |
Urel =0.58% |
|||
6 |
静电测试仪 |
JJG690 高绝缘电阻测量仪(高阻计)检定规程 |
100Ω~400GΩ |
Urel=0.2%~2.5% |
7 |
火花试验机 |
JJF(鲁) 63 火花试验机校准规范 |
(0.5~15)kV |
Urel =1.5%~2.5% |