Fluke 8845A - Page 55

Performance Test and Calibration
Performance Tests 3
3-15
Table 3-9. 8846A 2-Wire Ohms Verification Steps
90-day Test Limits
[1]
1-year Test Limits
[1]
Nominal
Input
Range
High Low High Low
0 Ω
[2] [3]
100 4.0 mΩ 0 Ω 4.0 mΩ 0 Ω
100 Ω
[2] [3]
100 100.01200 Ω 99.988 Ω 100.0140 Ω 99.9860 Ω
0 Ω 1000 10.0 mΩ 0 Ω 10.0 mΩ 0 Ω
1.000 kΩ 1000 1.00009 kΩ 999.910 Ω 1.000110 kΩ 999.890 Ω
0 Ω 10000 0.100000 Ω 0 Ω 0.100000 Ω 0 Ω
10.000 kΩ 10000 10.00090 kΩ 9.99910 kΩ 10.00110 kΩ 9.99890 kΩ
0 Ω 100000 1.000000 Ω 0 Ω 1.000000 Ω 0 Ω
100.000 kΩ 100000 100.0090 kΩ 99.9910 kΩ 100.0110 kΩ 99.9890 kΩ
0 Ω 1000000 10.00000 Ω 0 Ω 10.00000 Ω 0 Ω
1.00000 MΩ
[2]
1000000 1.000090 MΩ 0.999910 MΩ 1.000110 MΩ 0.999890 MΩ
0 Ω
[2]
10000000 100.0000 Ω 0 Ω 100.0000 Ω 0 Ω
10.0000 MΩ
[2]
10000000 10.00210 MΩ 9.99790 MΩ 10.00410 MΩ 9.995900 MΩ
0 100000000 10.00000 kΩ 0 Ω 10.00000 kΩ 0 Ω
100.000 MΩ 100000000 100.8100 MΩ 99.1900 MΩ 100.8100 MΩ 99.1900 MΩ
0 1000000000 100.0000 kΩ 0 Ω 1.000000 MΩ 0 Ω
1.00000 GΩ
[2]
1000000000 1.015100 GΩ 0.984900 GΩ 1.020100 GΩ 0.979900 GΩ
[1] Zero Meter before each measurement.
[2] 5520A must be used with 8508A to obtain suitable test uncertainty ratio.
[3] Optional test.
Table 3-10. 8845A 2-Wire Ohms Verification Steps
90-day Test Limits
[1]
1-year Test Limits
[1]
Nominal
Input
Range
High Low High Low
0
[2] [3]
100 4.0 mΩ 0 Ω 4.0 mΩ 0 Ω
100 Ω
[2] [3]
100 100.01200 Ω 99.9880 kΩ 100.0140 Ω 99.9860 Ω
0 1000 10.0 mΩ 0 Ω 10.0 mΩ 0 Ω
1.000 kΩ 1000 1.000090 kΩ 0.99991 kΩ 1.000110 kΩ 0.999890 kΩ
0 Ω 10000 0.100000 Ω 0 Ω 0.100000 Ω 0 Ω
10.000 kΩ 10000 10.00090 kΩ 9.99910 kΩ 10.00110 kΩ 9.99890 kΩ
0 Ω 100000 1.000000 Ω 0 Ω 1.000000 Ω 0 Ω