Agilent Technologies U1253B

178 U1253B User’s and Service Guide
7 Specifications
Electrical Specifications
DC Specifications
Table 7-1 DC accuracy ± (% of reading + number of LSD)
Function Range
[a]
Resolution Test Current or Burden
Voltage
Accuracy
Voltage
[1]
50.000 mV 0.001 mV - 0.05 + 50
[2]
500.00 mV 0.01 mV - 0.025 + 5
1000.0 mV 0.1 mV - 0.025 + 5
5.0000 V 0.0001 V - 0.025 + 5
50.000 V 0.001 V - 0.025 + 5
500.00 V 0.01 V - 0.030 + 5
1000.0 V 0.1 V - 0.030 + 5
Notes for DC voltage specifications:
a 2% over-range on all ranges except DC 1000 V range.
1 Input impedance: Refer to Ta b l e 7 - 1 7 .
2 The accuracy could be 0.05% + 5; always use the Null function to zero out thermal effect (short test leads) before
measuring the signal.