附件2认可校准能力范围（电磁）

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1、附件2认可的校准能力范围（电磁）序号测量仪器名称校准参量领域代码规范代号（含年号）名称测量范围扩展不确定度（校准和测量能力，k=2）限制说明备注100数字多用表直流电压0410JJG315-1983直流数字电压表试行检定规程1mV～<100mV9×10-6+0.6μV不做：串模干扰抑制比、共模干扰抑制比、绝缘和耐压100mV4×10-6100mV～<220mV9×10-6+0.6μV220mV～<1V8×10-6+1μV1VUrel=2×10-61V～<2.2V8×10-6+1μV2.2V～<10V8×10-6+3.5μV10VUrel=2×10-610V～<11V8×10-6

2、+3.5μV11V～<20V8×10-6+6.5μV20Urel=2×10-620V～<22V8×10-6+6.5μV22V～<100V9×10-6+80μV100VUrel=2×10-6100V～<220V9×10-6+80μV220V～<1000V10×10-6+500μV1000VUrel=3×10-6100数字多用表交流电压0410JJG（航天）34-1999交流数字电压表检定规程1mV～1000V(10Hz～1MHz)详见下表电压范围频率范围（k=2）1mV~2.2mV10Hz-20Hz0.064%+4.5μV第34页共34页20Hz-40Hz0.025%+4.5μV

3、40Hz-20kHz0.014%+4.5μV20kHz–50kHz0.043%+4.5μV50kHz–100kHz0.098%+7μV100kHz-300kHz0.13%+13μV300kHz-500kHz0.20%+25μV500kHz-1MHz0.39%+25μV>2.2mV~22mV10Hz-20Hz0.064%+5μV20Hz-40Hz0.024%+5μV40Hz-20kHz0.012%+5μV20kHz–50kHz0.043%+5μV50kHz–100kHz0.098%+7μV100kHz-300kHz0.13%+12μV300kHz-500kHz0.20%+25μV

4、500kHz-1MHz0.39%+25μV>22mV~220mV10Hz-20Hz0.064%+13μV20Hz-40Hz0.024%+8μV40Hz-20kHz0.012%+8μV20kHz–50kHz0.043%+8μV50kHz–100kHz0.098%+25μV100kHz-300kHz0.13%+25μV300kHz-500kHz0.20%+35μV500kHz-1MHz0.39%+80μV>220mV~2.2V10Hz-20Hz0.058%+80μV20Hz-40Hz0.018%+25μV40Hz-20kHz0.009%+6μV20kHz–50kHz0.014%+1

5、6μV50kHz–100kHz0.029%+70μV100kHz-300kHz0.050%+130μV300kHz-500kHz0.12%+350μV500kHz-1MHz0.254%+850μV>2.2V~22V10Hz-20Hz0.058%+800μV20Hz-40Hz0.018%+250μV40Hz-20kHz0.009%+60μV20kHz–50kHz0.014%+160μV50kHz–100kHz0.029%+350μV100kHz-300kHz0.058%+1.5mV100数字多用表300kHz-500kHz0.144%+4.3mV500kHz-1MHz0.312%

6、+8.5mV>22V~220V10Hz-20Hz0.058%+8mV第34页共34页20Hz-40Hz0.018%+2.5mV40Hz-20kHz0.009%+0.8mV20kHz–50kHz0.025%+3.5mV50kHz–100kHz0.058%+8mV100kHz-300kHz0.17%+90mV300kHz-500kHz0.54%+90mV500kHz-1MHz1.3%+190mV>220V~1000V15Hz-50Hz0.046%+16mV50Hz-1kHz0.009%+3.5mV直流电流0410JJG598-1989直流数字电流表试行检定规程1μA~220μA0.

7、006%+8nA>220μA~2.2mA0.006%+8nA>2.2mA~22mA0.006%+80nA>22mA~220mA0.007%+0.8μA>220mA~2.2A0.009%+25μA2.2A~<3A0.05%+40μA3A~<11A0.06%+330μA11A~<20A0.024%+4.2mA20A~100A0.024%+20.2mA交流电流0410JJG(航天)35-1999交流数字电流表检定规程1μA～100A(10Hz～30kHz)详见下表不做：温度系数的影响电流范围频率范