User`s guide

Specifications 4
34450A User’s Guide 101
DC Specifications
Specifications are for 90 minutes warm- up time, slow mode, and
operating temperature within 18 °C – 28 °C
Tab le 4-1 DC accuracy ± (% of reading + % of range)
Function Range
[1]
Test Current or
Burden Voltage
Input Impedance
1 Year
23 °C ± 5° C
Temperature
Coefficient
0 °C – 18 °C
28 °C – 55 °C
DC Voltage
100.000 mV - 10 MΩ or > 10 GΩ 0.018 + 0.008 0.0020 + 0.0008
1.00000 V - 10 MΩ or > 10 GΩ 0.015 + 0.005 0.0015 + 0.0008
10.0000 V - 10 MΩ 0.015 + 0.005 0.0020 + 0.0008
100.000 V - 10 MΩ 0.015 + 0.005 0.0020 + 0.0008
1000.00 V - 10 MΩ 0.015 + 0.005 0.0020 + 0.0008
Resistance
(2-wire)
[2]
Resistance
(4-wire)
[2]
100.000 Ω 1 mA - 0.050 + 0.008 0.0060 + 0.0008
1.00000 kΩ 500 µA - 0.050 + 0.008 0.0060 + 0.0005
10.0000 kΩ 100 µA - 0.050 + 0.005 0.0060 + 0.0005
100.000 kΩ 10 µA - 0.050 + 0.005 0.0060 + 0.0005
1.00000 MΩ 1 µA - 0.060 + 0.005 0.0060 + 0.0005
10.0000 MΩ 100 nA - 0.250 + 0.005 0.0250 + 0.0005
100.000 MΩ 100 nA/10 MΩ - 2.000 + 0.005 0.3000 + 0.0005
DC Current
100.000 µA < 0.02 V - 0.05 + 0.015 0.007 + 0.0015
1.00000 mA < 0.2 V - 0.05 + 0.007 0.007 + 0.0010
10.0000 mA < 0.02 V - 0.05 + 0.015 0.008 + 0.0015
100.000 mA < 0.2 V - 0.05 + 0.007 0.008 + 0.0010
1.00000 A < 0.2 V - 0.10 + 0.015 0.012 + 0.0015
10.0000 A < 0.6 V - 0.25 + 0.007 0.015 + 0.0010