Fluke 8845A - Page 47

Performance Test and Calibration
Performance Tests 3
3-7
Table 3-2. 8846A DC Volts Verification Steps (cont.)
90-day Test Limits 1-year Test Limits
Nominal
Input (V)
Range
High Low High Low
5 V
[1]
10 5.000140 V 4.999860 V 5.000170 V 4.999830 V
-5 V
[1]
10 -4.999860 V -5.000140 V -4.999830 V -5.000170 V
10 V
[1]
10 10.000230 V 9.999770 V 10.000290 V 9.999710 V
-10 V
[1]
10 -9.999770 V -10.000230 V -9.999710 V -10.000290 V
0 V 100 600.0 μV -600.0 μV 600.0 μV -600.0 μV
100 V
[1]
100 100.0033 V 99.9967 V 100.0044 V 99.9956 V
-100 V
[1]
100 -99.9967 V -100.0033 V -99.9956 V -100.0044 V
0 V 1000 10.0 mV -10.0 mV 10.0 mV -10.0 mV
1 kV
[1]
1000 1000.0410 V 999.9590 V 1000.0510 V 999.9490 V
-1 kV
[1]
1000 -999.9590 V -1000.0410 V -999.9490 V -1000.0510 V
[1] 5520A must be used with 8508A to obtain suitable test uncertainty ratio.
Table 3-3. 8845A DC Volts Verification Steps
90-day Test Limits 1-year Test Limits
Nominal
Input (V)
Range
High Low High Low
0 V 0.100 3.5 μV -3.5 μV 3.5 μV -3.5 μV
100.0 mV
[1]
0.100 100.0075 mV 99.9925 mV 100.0085 mV 99.9915 mV
-100.0 mV
[1]
0.100 -99.9925 mV -100.0075 mV -99.9915 mV -100.0085 mV
0 V 1 7.0 μV -7.0 μV 7.0 μV -7.0 μV
1 V
[1]
1 1.000037 V 999.963 mV 1.000047 V 999.953 mV
-1 V
[1]
1 -999.963 mV -1.000037 V -999.953 mV -1.000047 V
0 V 10 50.0 μV -50.0 μV 50.0 μV -50.0 μV
5 V
[1]
10 5.00015 V 4.99985 V 5.000225 V 4.999775 V
-5 V
[1]
10 -4.99985 V -5.00015 V -4.999775 V -5.000225 V
10 V
[1]
10 10.00025 V 9.99975 V 10.0004 V 9.9996 V
-10 V 10 -9.99975 V -10.00025 V -9.9996 V -10.0004 V
0 V 100 600.0 μV -600.0 μV 600.0 μV -600.0 μV
100 V 100 100.0041 V 99.9959 V 100.0051 V 99.9949 V
-100 V 100 -99.9959 V -100.0041 V -99.9949 V -100.0051 V
0 V 1000 10.0 mV -10.0 mV 10.0 mV -10.0 mV
1 kV 1000 1.000045 kV 999.955E+0 1.000055 kV 999.945 V
-1 kV 1000 -999.955 V -1.000045 kV -999.945 V -1.000055 kV
[1] 5520A must be used with 8508A to obtain suitable test uncertainty ratio.