
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
Summary of Contents for 5725A
Page 2: ......
Page 6: ...5725A Instruction Manual iv...
Page 8: ...5725A Instruction Manual vi...
Page 10: ...5725A Instruction Manual viii...
Page 12: ......
Page 18: ...5725A Instruction Manual 1 2...
Page 34: ...5725A Instruction Manual 1 18...
Page 36: ...5725A Instruction Manual 2 2...
Page 44: ...5725A Instruction Manual 2 10...
Page 46: ...5725A Instruction Manual 3 2...
Page 62: ...5725A Instruction Manual 4 4 Figure 4 1 5725A Overall Block Diagram...
Page 78: ...5725A Instruction Manual 4 20 aq20f eps Figure 4 3 Current Amplifier Assembly Block Diagram...
Page 96: ...5725A Instruction Manual 4 38...
Page 98: ...5725A Instruction Manual 5 2...
Page 100: ...5725A Instruction Manual 5 4...
Page 102: ...5725A Instruction Manual 6 2...
Page 118: ...5725A Instruction Manual 7 2...
Page 126: ...5725A Instruction Manual 7 10...
Page 128: ...5725A Instruction Manual 8 2...
Page 132: ...5725A Instruction Manual 8 6 aq24f tif Figure 8 1 Final Assembly...
Page 133: ...List of Replaceable Parts 8 8 7 aq25f tif Figure 8 1 Final Assembly cont...
Page 134: ...5725A Instruction Manual 8 8 aq26f tif Figure 8 1 Final Assembly cont...
Page 135: ...List of Replaceable Parts 8 8 9 aq27f tif Figure 8 1 Final Assembly cont...
Page 136: ...5725A Instruction Manual 8 10 aq28f tif Figure 8 1 Final Assembly cont...
Page 137: ...List of Replaceable Parts 8 8 11 aq29f tif Figure 8 1 Final Assembly cont...
Page 138: ...5725A Instruction Manual 8 12 aq30f tif Figure 8 1 Final Assembly cont...
Page 139: ...List of Replaceable Parts 8 8 13 aq31f tif Figure 8 1 Final Assembly cont...
Page 141: ...List of Replaceable Parts 8 8 15 5725A 1611 aq36f eps Figure 8 2 A1 Interconnect PCA...
Page 145: ...List of Replaceable Parts 8 8 19 5725A 1650 aq37f eps Figure 8 3 A2 Current Amplifier PCA...
Page 149: ...List of Replaceable Parts 8 8 23 5725A 1661 aq38f eps Figure 8 4 A3 High Voltage Amplifier PCA...
Page 153: ...List of Replaceable Parts 8 8 27 5725A 1631 aq39f eps Figure 8 5 A4 Power Supply PCA...
Page 155: ...List of Replaceable Parts 8 8 29 5725A 1650 aq40f eps Figure 8 6 A5 Digital PCA...
Page 159: ...List of Replaceable Parts 8 8 33 5725A 1601 aq41f eps Figure 8 7 A6 High Voltage Sense PCA...
Page 161: ...List of Replaceable Parts 8 8 35 aq32f tif Figure 8 8 A12 Transformer Enclosure Assembly...
Page 162: ...5725A Instruction Manual 8 36 aq33f tif Figure 8 8 A12 Transformer Enclosure Assembly cont...
Page 163: ...List of Replaceable Parts 8 8 37 aq34f tif Figure 8 8 A12 Transformer Enclosure Assembly cont...
Page 164: ...5725A Instruction Manual 8 38 aq35f tif Figure 8 8 A12 Transformer Enclosure Assembly cont...
Page 166: ...5725A Instruction Manual 8 40...
Page 168: ...5725A Instruction Manual 9 2...
Page 169: ...Schematic Diagrams 9 3 9 Figure 9 1 A1 Interconnect PCA 5725A 1611 aq48f eps...
Page 170: ...5725A Instruction Manual 9 4 Figure 9 1 A1 Interconnect PCA cont...
Page 171: ...Schematic Diagrams 9 5 9 Figure 9 1 A1 Interconnect PCA cont...
Page 172: ...5725A Instruction Manual 9 6 Figure 9 2 A2 Current Amplifier PCA 5725A 1650 aq52f eps...
Page 173: ...Schematic Diagrams 9 7 9 Figure 9 2 A2 Current Amplifier PCA cont...
Page 174: ...5725A Instruction Manual 9 8 Figure 9 2 A2 Current Amplifier PCA cont...
Page 175: ...Schematic Diagrams 9 9 9 Figure 9 2 A2 Current Amplifier PCA cont...
Page 176: ...5725A Instruction Manual 9 10 Figure 9 3 A3 High Voltage Amplifier PCA 5725A 1661 aq56f eps...
Page 177: ...Schematic Diagrams 9 11 9 Figure 9 3 A3 High Voltage Amplifier PCA cont...
Page 178: ...5725A Instruction Manual 9 12 Figure 9 3 A3 High Voltage Amplifier PCA cont...
Page 179: ...Schematic Diagrams 9 13 9 Figure 9 4 A4 Power Supply PCA 5725A 1631 aq59f eps...
Page 180: ...5725A Instruction Manual 9 14 Figure 9 4 A4 Power Supply PCA cont...
Page 181: ...Schematic Diagrams 9 15 9 Figure 9 4 A4 Power Supply PCA cont...
Page 183: ...Schematic Diagrams 9 17 9 Figure 9 5 A5 Digital PCA cont...
Page 185: ...Schematic Diagrams 9 19 9 Figure 9 6 A6 High Voltage Sense PCA cont...
Page 186: ...5725A Instruction Manual 9 20 Figure 9 6 A6 High Voltage Sense PCA cont...
Page 187: ...Schematic Diagrams 9 21 9 Figure 9 6 A6 High Voltage Sense PCA cont...
Page 188: ...5725A Instruction Manual 9 22 Figure 9 6 A6 High Voltage Sense PCA cont...
Page 189: ...Schematic Diagrams 9 9 23 aq45f eps Figure 9 7 A12 Transformer Enclosure Assembly...
Page 190: ...5725A Instruction Manual 9 24...
Page 194: ...5725A Instruction Manual 4...