Fluke 5725A Introduction and Specifications, DC Voltage Range Resolution, Absolute Uncertainty

Introduction and Specifications 1

Specifications

DC Voltage

Range Resolution

Absolute Uncertainty

±5°C from calibration temperature

24 Hours 90 Days 180 Days 1 Year

±(ppm output + μV)

Relative Uncertainty

±1°C

24 Hours 90 Days

±(ppm output + μV)

220 mV	10 nV		6.5 + .75	7 + .75	8 + .75	9 + .8
2.2V	100 nV		3.5 + 1.2	6 + 1.2	7 + 1.2	8 + 1.2
11V	1	μV	3.5 + 3	5 + 4	7 + 4	8 + 4
22V	1	μV	3.5 + 6	5 + 8	7 + 8	8 + 8
220V	10	μV	5 + 100	6 + 100	8 + 100	9 + 100
1100V	100	μV	7 + 600	8 + 600	10 + 600	11 + 600

2.5 + .5	4 + .5
2.5 + 1.2	4 + 1.2
1.5 + 3	3.5 + 4
1.5 + 6	3.5 + 8
2.5 + 100	4 + 100
3 + 600	4.5 + 600

Secondary Performance Specifications and Operating Characteristics

Included in Uncertainty Specifications

Stability

Temperature Coefficient

[Note]

Noise

Range

220mV 2.2V 11V 22V

220V

1100V

±1°C

24 Hours

±(ppm output + μV)

.3 + .3

.3 + 1

.3 + 2.5

.4 + 5

.5 + 40

.5 + 200

	0°-10°C
10°-40°C	and
	40°-50°C

±(ppm output + μV)/°C

.4 + .1	1.5 + .5
.3 + .1	1.5 + 2
.15 + .2	1 + 1.5
.2 + .4	1.5 + 3
.3 + 5	1.5 + 40
.5 + 10	3 + 200

Linearity	Bandwidth
± 1°C
	0.1-10 Hz
	pk-pk

±(ppm output + μV)

1 + .2	.15 + .1
1 + .6	.15 + .4
.3 + 2	.15 + 2
.3 + 4	.15 + 4
1 + 40	.15 + 60
1 + 200	.15 + 300

Bandwidth 10-10 kHz

RMS

μV

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; 50Ω output impedance on 220 mV range; all ranges <1000 pF,>25Ω

Load regulation: <0.2 ppm + 0.2 μV 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

1-7