Dc Current; Ac Current - National Instruments PXI-4070 Manual

DC Current

AC Current

NI PXI-4070 Calibration Procedure
Table 15. NI 4070 DC Current Verification Limits
Calibrator
Amplitude Range
20 mA 20 mA
–20 mA 20 mA
0 A 20 mA
0 A 200 mA
0 A
200 mA 200 mA
–200 mA 200 mA
1 A
–1 A
Table 16. NI 4070 AC Current Verification Limits
Calibrator Output
Amplitude Frequency
1 mA 1 kHz
10 mA 1 kHz
10 mA 1 kHz
100 mA 1 kHz
100 mA 1 kHz
1 A 1 kHz
62
Lower
19.9905 mA
–20.0095 mA
–1.5 µA
–4 µA
–20 µA
1 A
199.916 mA
–200.084 mA
1 A 0.99948 A
1 A –1.00052 A
Range
10 mA 0.9976 mA
10 mA 9.994 mA
100 mA 9.976 mA
100 mA 99.94 mA
1 A
1 A
2-Year Limits
Upper
20.0095 mA
–19.9905 mA
1.5 µA
4 µA
20 µA
200.084 mA
–199.916 mA
1.00052 A
–0.99948 A
2-Year Limits
Lower Upper
1.0024 mA
10.006 mA
10.024 mA
100.06 mA
99.7 mA 100.3 mA
0.9988 A 1.0012 A
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