5520A
Service Manual
3-38
3-22. Verifying Resistance
Verify that the 5520A performance is within the limits in Table 3-23, using the same
equipment and techniques specified previously for calibration. Use four-wire
measurements for values smaller than 110 kΩ, then two-wire measurements for higher
resistance values.
Table 3-23. Verification Tests for Resistance
Range Output Lower Limit Upper Limit
10.9999 Ω 0.0000 Ω -0.0010 Ω 0.0010 Ω
10.9999 Ω 2.0000 Ω 1.9989 Ω 2.0011 Ω
10.9999 Ω 10.9000 Ω 10.8986 Ω 10.9014 Ω
32.9999 Ω 11.9000 Ω 11.8982 Ω 11.9018 Ω
32.9999 Ω 19.0000 Ω 18.9980 Ω 19.0020 Ω
32.9999 Ω 30.0000 Ω 29.9978 Ω 30.0023 Ω
109.9999 Ω 33.0000 Ω 32.9979 Ω 33.0021 Ω
109.9999 Ω 109.0000 Ω 108.9962 Ω 109.0038 Ω
329.9999 Ω 119.0000 Ω 118.9954 Ω 119.0046 Ω
329.9999 Ω 190.0000 Ω 189.9938 Ω 190.0062 Ω
329.9999 Ω 300.0000 Ω 299.9914 Ω 300.0086 Ω
1.099999 kΩ 0.330000 kΩ 0.329991 kΩ 0.330009 kΩ
1.099999 kΩ 1.090000 kΩ 1.089974 kΩ 1.090026 kΩ
3.299999 kΩ 1.190000 kΩ 1.189954 kΩ 1.190046 kΩ
3.299999 kΩ 1.900000 kΩ 1.899938 kΩ 1.900062 kΩ
3.299999 kΩ 3.000000 kΩ 2.999914 kΩ 3.000086 kΩ
10.99999 kΩ 3.30000 kΩ 3.29991 kΩ 3.30009 kΩ
10.99999 kΩ 10.90000 kΩ 10.89974 kΩ 10.90026 kΩ
32.99999 kΩ 11.90000 kΩ 11.89954 kΩ 11.90046 kΩ
32.99999 kΩ 19.00000 kΩ 18.99938 kΩ 19.00062 kΩ
32.99999 kΩ 30.00000 kΩ 29.99914 kΩ 30.00086 kΩ
109.9999 kΩ 33.0000 kΩ 32.9991 kΩ 33.0009 kΩ
109.9999 kΩ 109.0000 kΩ 108.9974 kΩ 109.0026 kΩ
329.9999 kΩ 119.0000 kΩ 118.9950 kΩ 119.0050 kΩ
329.9999 kΩ 190.0000 kΩ 189.9933 kΩ 190.0068 kΩ
329.9999 kΩ 300.0000 kΩ 299.9905 kΩ 300.0095 kΩ
1.099999 MΩ 0.330000 MΩ 0.329990 MΩ 0.330010 MΩ
1.099999 MΩ 1.090000 MΩ 1.089971 MΩ 1.090029 MΩ