Fluke 5725A User Manual
Page 37

Introduction and Specifications
DC Current Specifications
1
1-21
Table 1-14. 5700A Series II DC Current Specifications: 99 % and 95 % Confidence Levels
5700A
99%
99 % Confidence Level
Range
Resolution
Absolute Uncertainty
±
5 °C from calibration temperature
For fields strengths >0.4 V/m but
≤
3 V/m,
add 1% of range.
Relative Uncertainty
±
1 °C
24 Hours
90 Days
180 Days
1 Year
24 Hours
90 Days
nA
±
(ppm output + nA)
±
(ppm output + nA)
220
µ
A
2.2 mA
22 mA
0.1
1
10
0
45 + 10
0
45 + 10
0
45 + 100
0
50 + 10
0
50 + 10
0
50 + 100
0
55 + 10
0
55 + 10
0
55 + 100
0
60 + 10
0
60 + 10
0
60 + 100
0
24 + 2
0
24 + 5
0
24 + 50
0
26 + 2
0
26 + 5
0
26 + 50
µ
A
±
(ppm output +
µ
A)
±
(ppm output +
µ
A)
220 mA
2.2 A
[Note 1]
0.1
1
0
55 + 1
0
75 + 30
0
60 + 1
0
80 + 30
0
65 + 1
0
90 + 30
0
70 + 1
0
95 + 30
0
26 + .3
0
40 + 7
0
30 + .3
0
45 + 7
5725A Amplifier:
11 A
10
330 + 470
340 + 480
350 + 480
360 + 480
100 + 130
110 + 130
5700A
95%
95 % Confidence Level
Range
Resolution
Absolute Uncertainty
±
5 °C from calibration temperature
For fields strengths >0.4 V/m but
≤
3 V/m,
add 1 % of range.
Relative Uncertainty
±
1 °C
24 Hours
90 Days
180 Days
1 Year
24 Hours
90 Days
nA
±
(ppm output + nA)
±
(ppm output + nA)
220
µ
A
2.2 mA
22 mA
0.1
1
10
0
35 + 8
0
35 + 8
0
35 + 80
0
40 + 8
0
40 + 8
0
40 + 80
0
45 + 8
0
45 + 8
0
45 + 80
0
50 + 8
0
50 + 8
0
50 + 80
0
20 + 1.6
0
20 + 4
0
20 + 80
0
22 + 1.6
0
22 + 4
0
22 + 80
µ
A
±
(ppm output +
µ
A)
±
(ppm output +
µ
A)
220 mA
2.2 A
[Note 1]
0.1
1
0
45 + 0.8
0
60 + 25
0
50 + 0.8
0
65 + 25
0
55 + 0.8
0
75 + 25
0
60 + 0.8
0
80 + 25
0
22 + 0.25
0
35 + 6
0
25 + 0.25
0
40 + 6
5725A Amplifier:
11 A
10
330 + 470
340 + 480
350 + 480
360 + 480
100 + 130
110 + 130
Note:
Maximum output from the calibrator’s terminals is 2.2 A. Uncertainty specifications for 220 mA and
2.2 mA ranges are increased by a factor of 1.3 when supplied through 5725A terminals.
Specifications are otherwise identical for all output locations.
1. Add to uncertainty specifications:
±
200 x
I
2
ppm for >100 mA on 220 mA range
±
10 x
I
2
ppm for >1A on 2.2A range