Fluke 5725A, Instruction Manual, Page: 23 / 196

Introduction and Specifications
Specifications
1
1-7
DC Voltage
Absolute Uncertainty
±
5°C from calibration temperature
Relative Uncertainty
±
1°C
Range Resolution
24 Hours 90 Days 180 Days 1 Year 24 Hours 90 Days
±
(ppm
µ
V)
±
(ppm
µ
V)
220 mV 10 nV 6.5 + .75 7 + .75 8 + .75 9 + .8 2.5 + .5 4 + .5
2.2V 100 nV 3.5 + 1.2 6 + 1.2 7 + 1.2 8 + 1.2 2.5 + 1.2 4 + 1.2
11V 1
µ
V 3.5 + 3 5 + 4 7 + 4 8 + 4 1.5 + 3 3.5 + 4
22V 1
µ
V 3.5 + 6 5 + 8 7 + 8 8 + 8 1.5 + 6 3.5 + 8
220V 10
µ
V 5 + 100 6 + 100 8 + 100 9 + 100 2.5 + 100 4 + 100
1100V 100
µ
V 7 + 600 8 + 600 10 + 600 11 + 600 3 + 600 4.5 + 600
Secondary Performance Specifications and Operating Characteristics
Included in Uncertainty Specifications
Stability
Temperature Coefficient
[Note]
Noise
Range
±
1°C
24 Hours
10°-40°C
0°-10°C
and
Linearity
±
1°C
Bandwidth
0.1-10 Hz
Bandwidth
10-10 kHz
40°-50°C pk-pk RMS
±
(ppm
µ
V)
±
(ppm
µ
V)/°C
±
(ppm
µ
V)
µ
V
220 mV
2.2V
11V
22V
220V
1100V
.3 + .3
.3 + 1
.3 + 2.5
.4 + 5
.5 + 40
.5 + 200
.4 + .1
.3 + .1
.15 + .2
.2 + .4
.3 + 5
.5 + 10
1.5 + .5
1.5 + 2
1 + 1.5
1.5 + 3
1.5 + 40
3 + 200
1 + .2
1 + .6
.3 + 2
.3 + 4
1 + 40
1 + 200
.15 + .1
.15 + .4
.15 + 2
.15 + 4
.15 + 60
.15 + 300
5
15
50
50
150
500
Note: Temperature coefficient is an adder to uncertainty specifications that does not apply unless operating more than
±
5°C from calibration
temperature.
Minimum output: 0V for all ranges, except 100V for 1100V range
Maximum load: 50 mA for 2.2V through 220V ranges; 20 mA for 1100V range; 50
Ω
output impedance on
220 mV range; all ranges <1000 pF,>25
Ω
Load regulation: <0.2 ppm + 0.2
µ
V change, full load to no load
Line regulation: <0.1 ppm change,
±
10% of selected nominal line
Settling time: 3 seconds to full accuracy; + 1 second for range or polarity change; + 1 second for 1100V
range
Overshoot: <5%
Common mode rejection: 140 dB, DC to 400 Hz
Remote sensing: Available 0V to
±
1100V, on 2.2V through 1100V ranges