Fluke 8808A - Direct Current Verification Steps

Performance Verification and Calibration
Direct Current Verification 3
3-9
HI
LO
1000V
750V
2W/4W
MAX
INPUT SENSE
HI
LO
4 W
10 A
mA
200mA
MAX
10 A
MAX
1000V CAT I
600 V CAT II
500 V pk
V
1V
300V
OUTPUT
V A
SENSE
VA
AUX
CURRENT
GUARD
GROUND
WIDEBAND
HI
LO
HI
HI
LO
Ω
HI
LO
UUT 5725A
Input
10A
LO
HI
LO
Current Output
Current Output
NC
CURRENT
OUTPUT
11A
MAX
2OV
PK
MAX
Connect 57X0A and 5725A Callibrator to the UUT as follows:
57X0A
5725A
8808A
ffw005.eps
Figure 3-5. 2 Amps and Greater Direct and Alternating Current Test Setup
Table 3-6. Direct Current Verification Steps
90-Day Test Limit 1-Year Test Limit
Nominal
Input
Range
High Low High Low
0 μA 200 μA 0.010 μA -0.010 μA 0.010 μA -0.010 μA
190 μA 200 μA 190.048 μA 189.952 μA 190.067 μA 189.933 μA
-190 μA 200 μA -189.952 μA -190.048 μA -189.933 μA -190.067 μA
0 μA 2000 μA 0.10 μA -0.10 μA 0.10 μA -0.10 μA
1900 μA 2000 μA 1900.39 μA 1899.62 μA 1900.48 μA 1899.52 μA
-1900 μA 2000 μA -1899.62 μA -1900.39 μA -1899.52 μA -1900.48 μA
0 mA 20 mA 0.0040 mA -0.0040 mA 0.0040 mA -0.0040 mA
19 mA 20 mA 19.0097 mA 18.9903 mA 19.0116 mA 18.9884 mA
-19 mA 20 mA -18.9903 mA -19.0097 mA -18.9884 mA -190.0116 mA
0 mA 200 mA 0.010 mA -0.010 mA 0.020 mA -0.020 mA
190 mA 200 mA 190.048 mA 189.952 mA 190.073 mA 189.927 mA
-190 mA 200 mA -189.952 mA 190.048 mA -189.927 mA -190.073 mA