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5700A/5720A Series II Calibrator
Service Manual
3-64
Table 3-28. 5720A AC Current 2 mA and 200 µA Accuracy Test Record
Output
Current
Frequency Error
Spec.
± ppm
(90-day)
5790A
Transfer
Spec
± ppm
TUR GB
Factor
Test Limits
± ppm
2 mA 10 Hz 305 210 1.45 0.874 267
2 mA 20 Hz 200 73 2.74 0.971 194
2 mA 40 Hz 150 27 5.56 1.000 150
2 mA 1 kHz 150 27 5.56 1.000 150
2 mA 5 kHz 285 27 10.56 1.000 285
2 mA 10 kHz 1500 27 55.56 1.000 1500
200 µA 10 Hz 380 210 1.81 0.916 348
200 µA 20 Hz 240 73 3.29 0.988 237
200 µA 40 Hz 180 27 6.67 1.000 180
200 µA 1 kHz 180 27 6.67 1.000 180
200 µA 5 kHz 395 27 14.63 1.000 +365/-425 (1)
200 µA 10 kHz 1500 27 55.56 1.000 +1380/-1620
(1)
1: The spec is modified because of the capacitive loading of the 2K resistor by the cable and input of the
5790A.
Table 3-29. 5700A AC Current 2 mA and 200 µA Accuracy Test Record
Output
Current
Frequency Error
Spec
± ppm
(90-day)
5790A
Transfer
Spec
± ppm
TUR GB
Factor
Test Limits
± ppm
2 mA 10 Hz 725 210 3.45 0.991 718
2 mA 20 Hz 400 73
5.48
1.000 400
2 mA 40 Hz 160 27 5.93 1.000 160
2 mA 1 kHz 160 27 5.93 1.000 160
2 mA 5 kHz 850 27 31.48 1.000 850
2 mA 10 kHz 2100 27 77.8 1.000 2100
200 µA 10 Hz 850 210
4.05
1.000 850
200 µA 20 Hz 505 73
6.92
1.000 505
200 µA 40 Hz 240 27 8.89 1.000 240
200 µA 1 kHz 240 27 8.89 1.000 240
200 µA 5 kHz 850 27 31.48 1.000 +820/-880 (1)
200 µA 10 kHz 2100 27 77.8 1.000 +1980/-2220
(1)
1: The spec is modified because of the capacitive loading of the 2K resistor by the cable and input of the
5790A.