Calibrators
Performance Tests
29
Lower Display mA Measurement Tests (725 and 726)
1. Press RESET on the 5520A.
2. Press l on the UUT until MEASURE and mA appear on the lower display.
3. Make the connections shown in Figure 5.
4. Set up the 5520A to output each of the voltages shown in Table 11 and verify that the
UUT readings are within the limits shown.
5. Press STBY on the 5520A.
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Figure 5. Lower Display mA Test Connections
Table 11. Lower Display mA Readings
5520A Outputs 724/725 UUT Readings 726 UUT Readings
4.000 mA 3.997 mA to 4.003 mA 3.997 mA to 4.003 mA
12.000 mA 11.995 mA to 12.005 mA 11.997 mA to 12.003 mA
24.000 mA 23.993 mA to 24.007 mA 23.995 mA to 24.005 mA
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