Datasheet

09 | Keysight | U2500A Series USB Modular Simultaneous Sampling Multifunction DAQ Devices - Data Sheet
DC Characteristics
Accuracy specifications
1
Model U2541A, U2542A
Analog input
Unipolar range (V) Offset error (mV)
2
Gain error (mV) Accuracy (% of reading + offset error)
3
10 1.0 1.0 0.02% + 1.0 mV
5 1.0 1.0 0.04% + 1.0 mV
2.5 1.0 1.0 0.08% + 1.0 mV
1.25 1.0 1.0 0.16% + 1.0 mV
Bipolar range (V)
10 1.0 2.0 0.02% + 1.0 mV
5 1.0 1.0 0.02% + 1.0 mV
2.5 1.0 1.0 0.04% + 1.0 mV
1.25 1.0 1.0 0.08% + 1.0 mV
Model U2531A
Unipolar range (V) Offset error (mV)
2
Gain error (mV) Accuracy (% of reading + offset error)
3
10 2.0 3.0 0.06% + 2.0 mV
5 1.5 1.5 0.06% + 1.5 mV
2.5 1.0 1.0 0.08% + 1.0 mV
1.25 1.0 1.0 0.16% + 1.0 mV
Bipolar range (V)
10 2.0 6.0 0.06% + 2.0 mV
5 1.5 3.0 0.06% + 1.5 mV
2.5 1.0 2.0 0.08% + 1.0 mV
1.25 1.0 1.0 0.08% + 1.0 mV
Model U2541A, U2542A
Analog output
Unipolar range (V) Offset error (mV)
2
Gain error (mV) Accuracy (% of reading + offset error)
4
10 1.0 2.0 0.02% + 1.0 mV
Bipolar range (V)
10 1.0 2.0 0.02% + 1.0 mV
Model U2531A
Unipolar range (V) Offset error (mV)
2
Gain error (mV) Accuracy (% of reading + offset error)
4
10 1.0 3.0 0.03% + 1.0 mV
Bipolar range (V)
10 1.0 3.0 0.03% + 1.0 mV
1. Specifications are based on 20 minutes warm-up, and self-calibration temperature at 23 °C.
2. Offset error is measured at 0 V.
3. Accuracy = ± % of Gain error/(Measured value – Midscale) + Offset error
4. Accuracy = ± (% of Gain error/Output value + Offset error)