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NI PXI-5422 Calibration Procedure 26 ni.com
Table 5. Values for Verifying the Offset of the Main Analog Path
Iteration Gain
Ideal
Positive
Offset
(Volts)
Ideal
Negative
Offset
(Volts)
Measured
Positive
Offset
(Volts)
Measured
Negative
Offset
(Volts)
Error
Positive
Offset
(Volts)
1
Error
Negative
Offset
(Volts)
2
Calibration
Test Limit
(Volts)
Published
Spec
(Volts)
1 12.000000 6.000000 – 6.000000 ±0.021500 ±0.051500
2 10.000000 5.000000 –5.000000 ±0.018000 ±0.043000
3 7.000000 3.500000 –3.500000 ±0.012750 ±0.030250
4 5.000000 2.500000 –2.500000 ±0.009250 ±0.021750
5 3.500000 1.750000 –1.750000 ±0.006625 ±0.015375
6 2.500000 1.250000 –1.250000 ±0.004875 ±0.011125
7 2.000000 1.000000 –1.000000 ±0.004000 ±0.009000
8 1.650000 0.825000 – 0.825000 ±0.003388 ±0.007513
9 1.250000 0.625000 – 0.625000 ±0.002688 ±0.005813
10 0.850000 0.425000 – 0.425000 ±0.001988 ±0.004113
11 0.600000 0.300000 – 0.300000 ±0.001550 ±0.003050
12 0.415000 0.207500 – 0.207500 ±0.001226 ±0.002264
13 0.300000 0.150000 – 0.150000 ±0.001025 ±0.001775
14 0.205000 0.102500 – 0.102500 ±0.000859 ±0.001371
15 0.150000 0.075000 – 0.075000 ±0.000763 ±0.001138
16 0.105000 0.052500 – 0.052500 ±0.000684 ±0.000946
17 0.075000 0.037500 – 0.037500 ±0.000631 ±0.000819
18 0.055000 0.027500 – 0.027500 ±0.000596 ±0.000734
19 0.037500 0.018750 – 0.018750 ±0.000566 ±0.000659
20 0.026000 0.013000 – 0.013000 ±0.000546 ±0.000611