144 U1253B User’s and Service Guide
6 Performance Tests and Calibration
Table 6-2 Performance verification tests
Step Test function Range
Reference
signals/values
Error limits
5520A output
1 Turn the rotary switch to the position
[1]
5 V 5 V, 1 kHz
5 V, 10 kHz
4.5 V, 20 kHz
4.5 V, 30 kHz
4.5 V, 100 kHz
± 22.5 mV
± 79.0 mV
± 0.1695 mV
± 0.1695 mV
± 0.1695 mV
50 V 50 V, 1 kHz
50 V, 10 kHz
45 V, 20 kHz
45 V, 30 kHz
45 V, 100 kHz
± 225.0 mV
± 790.0 mV
± 1.695 V
± 1.695 V
± 1.695 V
500 V 500 V, 1 kHz ± 2.25 V
1000 V 1000 V, 1 kHz ± 8.0 V
2 Press to switch to frequency mode 9.9999 kHz 0.48 V, 1 kHz ± 500 mHz
3 Press to switch to duty cycle mode 0.01% to
99.99%
5.0 Vpp @ 50%,
square wave, 50 Hz
± 0.315%
4 Turn the rotary switch to the position
Press to select DC V measurement
5 V 5 V ± 1.75 mV
50 V 50 V ± 17.5 mV
500 V 500 V ± 200 mV
1000 V 1000 V ± 800 mV