Datasheet

13
Accuracy specications (continued)
Model U2331A
Bipolar Range (V) Offset Error (mV)
1
Gain Error (mV) Accuracy (% of reading + offset error)
2
10 2.0 6.0 0.06% + 2.0 mV
5 1.5 4.0 0.08% + 1.5 mV
2.5 1.5 2.0 0.08% + 1.5 mV
1.25 1.0 1.5 0.12% + 1.0 mV
1 1.0 1.0 0.10% + 1.0 mV
0.5 1.0 1.0 0.20% + 1.0 mV
0.25 1.0 1.0 0.40% + 1.0 mV
0.2 1.0 1.0 0.50% + 1.0 mV
0.05 1.0 1.0 2.02% + 1.0 mV
– The above specifications are typical for 23 °C.
– Specifications are for 20 minutes warm-up and self calibration.
– The measurement are calculated with 100 points averaging of data.
Model U2351A, U2352A, U2353A, U2354A
Analog output
Unipolar Range (V) Offset Error (mV)
3
Gain Error (mV) Accuracy (% of reading + offset error)
4
10 1.0 2.0 0.02% + 1.0 mV
Bipolar Range (V) Offset Error (mV)
3
Gain Error (mV) Accuracy (% of reading + offset error)
4
10 1.0 4.0 0.04% + 1.0 mV
Model U2355A, U2356A
Unipolar Range (V) Offset Error (mV)
3
Gain Error (mV) Accuracy (% of reading + offset error)
4
10 1.0 2.0 0.02% + 1.0 mV
Bipolar Range (V) Offset Error (mV)
3
Gain Error (mV) Accuracy (% of reading + offset error)
4
10 1.0 4.0 0.04% + 1.0 mV
Model U2331A
Unipolar Range (V) Offset Error (mV)
3
Gain Error (mV) Accuracy (% of reading + offset error)
4
10 2.5 4.0 0.04% + 2.5 mV
Bipolar Range (V) Offset Error (mV)
3
Gain Error (mV) Accuracy (% of reading + offset error)
4
10 1.5 4.0 0.04% + 1.5 mV
– The above specifications are typical for 23 °C.
– Specifications are for 20 minutes warm-up and self calibration.
1
Offset error is measured at midscale of full range.
2
Accuracy = ± [% of |(Gain error / (Measured value – Midscale of FSR))| + Offset error]
3
Offset error is measured at 0 V.
4
Accuracy = ± [% of |Gain error/Output value| + Offset voltage]