Direct Current Verification Steps - Fluke 8808A Calibration Manual

8808A
INPUT SENSE
V 4 W
2W/4W
HI
1000 V CAT I
1000V 300V
MAX
600 V CAT II
750V
1V
LO
500 V pk
200 mA
10 A
MAX
MAX
mA
NC
UUT
10A
Input LO
Figure 3-5. 2 Amps and Greater Direct and Alternating Current Test Setup
Nominal
Range
Input
0 μA 200 μA
190 μA 200 μA
-190 μA 200 μA
0 μA 2000 μA
1900 μA 2000 μA
-1900 μA 2000 μA
0 mA 20 mA
19 mA 20 mA
-19 mA 20 mA
0 mA 200 mA
190 mA 200 mA
-190 mA 200 mA
Connect 57X0A and 5725A Callibrator to the UUT as follows:
HI
LO
10A
5725A
Current Output
Current Output
Table 3-6. Direct Current Verification Steps
90-Day Test Limit
High
0.010 μA
190.048 μA
-189.952 μA
0.10 μA
1900.39 μA
-1899.62 μA
0.0040 mA
19.0097 mA
-18.9903 mA
0.010 mA
190.048 mA
-189.952 mA
Performance Verification and Calibration
HI
HI
LO
LO
1-Year Test Limit
Low High
-0.010 μA 0.010 μA
189.952 μA 190.067 μA
-190.048 μA -189.933 μA
-0.10 μA 0.10 μA
1899.62 μA 1900.48 μA
-1900.39 μA -1899.52 μA
-0.0040 mA 0.0040 mA
18.9903 mA 19.0116 mA
-19.0097 mA -18.9884 mA
-0.010 mA 0.020 mA
189.952 mA 190.073 mA
190.048 mA -189.927 mA
Direct Current Verification
57X0A
OUTPUT SENSE
Ω
V A VA
HI WIDEBAND
HI
LO LO
HI
AUX GUARD GROUND
CURRENT
5725A
CURRENT
OUTPUT
11A
MAX
2OV
PK
MAX
ffw005.eps
Low
-0.010 μA
189.933 μA
-190.067 μA
-0.10 μA
1899.52 μA
-1900.48 μA
-0.0040 mA
18.9884 mA
-190.0116 mA
-0.020 mA
189.927 mA
-190.073 mA
3
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