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  ???????>?????>??????????Agilent
?? U1251B 4λ???????????????    
  ?????8321?Ρ?????

U1251B 4λ???????????????

 

  ????

U1251B?????????????

???Agilent U1250B????????????????????????????????????????????????δ????????Agilent U1251B?????4½λ???????????????????0.025%???????????????????????????RMS?????????????????????????е????????????

-20??C??+ 55??C????????

????III??1000V OV??????

50000??????????????

???0.025%??DCV???????

100?????????洢??

??????RMS????

??????????????

IR-USB???????????U1173B??????μ????????

20 MHz?????????????U1252B??

??????????????????U1252B??

 

  ????

   U1250B????????????????

??????????

 U1251B 

U1252B

?????

50000????

50000????

DCV???????

0.03%

0.03%

?????50,000??????

?

?

??????RMS?

AC

AC??DC

????

10nF??100mF

10nF??100mF

????

50 M??

500 M??

????

10A

10A

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0.5Hz??200kHz

0.5Hz??500kHz

???????

6

6

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100???????

100???????

200??????

200??????

?????????????

?????????????

????????

N/A

0.5Hz??20 MHz

?????????????

N/A

0.5Hz??4800 Hz

???????

-20??C??+55??C

-20??C??+55??C

????????

III?? 1000V

III?? 1000V

???

9V ????

?????????????????NiMH

I/O???

IR??USB???????

IR??USB???????

??磨mm??

203.5 x 94.4 x 59.0

203.5 x 94.4 x 59.0

?????????g??

504

527

 

  ????

U1251B?????????????

 

  ????

U1251B?????????????

 

 
 
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·Fluke 233 ???????????
·Fluke 18B?????????????
·Fluke 170 ???????????(F
·Fluke 12E ?????????(?????
·Fluke 115C ?????????????
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