Appendix B Verification and Calibration
98 Series N8700 User’s Guide
Equipment Required
The equipment listed in the following table, or the equivalent to this
equipment, is required for the calibration and performance tests.
Test records for all models are at the end of this verification section.
Type Specifications Recommended Model
Resolution: 10 nV @ 1V; Readout: 8 1/2 digits;
Accuracy: 20 ppm
Agilent 3458A or equivalent
Current Monitor
15A (0.1Ω) 0.04%, TC=4ppm/°C
100A (0.01Ω) 0.04%, TC=4ppm/°C
300A (0.001Ω) 0.04%, TC=4ppm/°C
500A (0.0005Ω) 0.04%, TC=4ppm/°C
Guildline 9230/15
Guildline 9230/100
Guildline 9230/300
Guildline 9230/500
(nominal values)
0.02Ω, 0.03Ω, 0.068Ω, 0.12Ω, 0.27Ω, 0.47Ω, 1.1Ω, 1.9Ω,
3.0Ω, 6.8Ω, 27.3Ω, 109Ω - all resistors 3.5 kW minimum.
For 5 kW models:
0.08Ω, 0.176Ω, 0.32Ω, 0.705Ω, 1.23Ω, 2.0Ω, 4.40Ω,
17.6Ω, 70.6Ω - all resistors 5.5 kW minimum.
150V, 400A, 3.3kW minimum for Models N8731- N8740A
150V, 250A, 5kW minimum for Models N8754- N8760A
600 V, 300 A, 5kW minimum - optional for models
N8741A, N8742A, N8761A, N8762A
Agilent N3300A mainframes (up to 4);
Agilent N3305A modules (up to 11);
Agilent N3306A modules (up to 9)
Amrel Model PLA-5K-600-300
Full GPIB capabilities - for calibrating over the GPIB
equivalent
Oscilloscope Sensitivity: 1 mV: Bandwidth Limit: 20 MHz
Probe: 1:1 with RF tip
Agilent Infiniium or equivalent
RMS Voltmeter True RMS; Bandwidth: 20 MHz; Sensitivity: 100V Rhode and Schwartz Model URE3 or
equivalent
Differential
Amplifier
Bandwidth: 20 MHz LeCroy 1855A, DA1850A,
or equivalent
Terminations 1 – 50W BNC termination
2 – 50W, 1/8W termination resistors
Variable-voltage
xfmr or AC source
Power: 3 Phase 24KVA; Range: 180-235V 47 - 63Hz;
360- 440V 47 - 63Hz
Superior Powerstat
1156DT-3Y, 0-280V, 50A,
24.2 KVA or equivalent
Test Records
Test records for each power supply model are provided after the test
procedure sections.
3.3 kW test records are provided followed by the 5 kW test records.
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