Datasheet

Voltage measurement specifications
Range Measurement resolution Accuracy
(% reading + offset)
B2901A/B2902A B2911A/B2912A
±200 mV 100 nV 100 nV ±(0.015 % + 225 μV)
±2 V 1 μV 1 μV ±(0.02 % + 350 μV)
±20 V 10 μV 10 μV ±(0.015 % + 5 mV)
±200 V 100 μV 100 μV ±(0.015 % + 50 mV)
1. Supplemental characteristics
Current measurement specifications
Range Measurement resolution Accuracy
(% reading + offset)
B2901A/B2902A B2911A/B2912A
±10 nA
1
— 10 fA ±(0.10 % + 50 pA)
±100 nA 100 fA 100 fA ±(0.06 % + 100 pA)
±1 μA 1 pA 1 pA ±(0.025 % + 500 pA)
±10 μA 10 pA 10 pA ±(0.025 % + 1.5 nA)
±100 μA 100 pA 100 pA ±(0.02 % + 25 nA)
±1 mA 1 nA 1 nA ±(0.02 % + 200 nA)
±10 mA 10 nA 10 nA ±(0.02 % + 2.5 μA)
±100 mA 100 nA 100 nA ±(0.02 % + 20 μA)
±1 A 1 μA 1 μA ±(0.03 % + 1.5 mA)
±1.5 A 1 μA 1 μA ±(0.05 % + 3.5 mA)
±3 A 10 μA 10 μA ±(0.4 % + 7 mA)
±10 A
2
10 μA 10 μA ±(0.4 % + 25 mA)
3
1. 10 nA range is not available for B2901A/B2902A.
2. 10 A range is available only for pulse mode, not available for DC mode.
3. Measurement speed: 0.01 PLC
Derating accuracy with PLC setting< 1 PLC
Voltage range Current range
0.2 V 2 V to 200 V 10 nA 100 nA 1 μA to 100 mA 1 A to 3 A
0.1 PLC 0.01% 0.01% 0.1% 0.01% 0.01% 0.01%
0.01 PLC 0.05% 0.02% 1% 0.1% 0.05% 0.02%
0.001 PLC 0.5% 0.2% 5% 1% 0.5% 0.2%
16 | Keysight | B2900A Series Precision Source/Measure Unit – Data Sheet
Measurement supplemental characteristics
Temperature coefficient (0 to 18°C and 28 to 50°C) ± (0.1 x accuracy) /°C
Over range 102 % of measurement range for 1.5 A and 3 A ranges
106 % of measurement range other than 1.5 A and 3 A ranges
Voltage measurement range change overshoot < 250 mV. 100 kΩ load, 20 MHz bandwidth
Current measurement range change overshoot < 250 mV/R load, 20 MHz bandwidth
Derating accuracy for measurement speed less than 1 PLC Add % of range using the following table for measurement with PLC < 1