Performance Verification
This chapter provides performance test verification procedures for the AC6800B Series instruments:
Test equipment required
Front-panel instructions
Performance test records
SHOCK HAZARD
These tests should only be performed by qualified personnel. During the performance of
these tests, hazardous voltages may be present at the output of the unit.
Test equipment required
Type Specifications Recommended Model
Digital Voltmeter Resolution: 10 nV @ 1V
Readout: 8½ digits
Accuracy: 20 ppm
Keysight 3458A
AC Current Monitor 0.01 Ω +/-200 ppm 25 A Guildline 7350-.01
AC Current Monitor (AC6804B only) 0.01 Ω +/-200 ppm 50 A Guildline 7340-50A
DC Current Shunt 0.1 Ω 30 A Guildline 9230A-30
DC Current Shunt (AC6804B only) 0.05 Ω 50 A Guildline 9230A-50
Frequency Counter Accuracy @1 KHZ < 0.001% Keysight 53210A
Load Resistors 16 Ω , 5 A, 400 W minimum (AC6801B)
64 Ω, 2.5 A, 400 W minimum (AC6801B)
8 Ω , 10 A, 800 W minimum (AC6802B)
32 Ω, 5 A, 800 W minimum (AC6802B)
4 Ω , 20 A, 1600 W minimum (AC6803B)
16 Ω, 10 A, 1600 W minimum (AC6803B)
2 Ω , 40 A, 3200 W minimum (AC6804B)
8 Ω , 20 A, 3200 W minimum (AC6804B)
Current Monitoring Resistor
A four-terminal current monitoring resistor (current shunt) listed above is required to eliminate output
current measurement error caused by voltage drops in the load leads and connections.
Keysight AC6800B Series Operating and Service Guide 177
4Calibration, Verification, and Service
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