Calibration Procedures 3
Keysight 34420A Service Guide 77
Recommended Test Equipment
The test equipment recommended for the performance verification and
adjustment procedures is listed below. If the exact instrument is not available,
substitute calibration standards of equivalent accuracy.
Instrument Requirements Recommended model
Use
[a]
Low thermal 4-wire shorting plug Low EMF four-wire short
Keysight 34103A
(provided with meter)
Q,P,O,T
Low thermal input connector and cable Low EMF, all copper
Keysight 34102A
(provided with meter)
Q,P,O,T
Multifunction Calibrator
DC Volts O to 100 V resistance o to 1
MΩ
Fluke 5700 Q,P
Capacitor 1000 pF none 0
1000:1 Voltage Divider Low Thermal Noise none 0
Temperature Measurement Device (RTD or
thermistor)
± 0.2° C none 0
6 1/2 Digit Digital Multimeter (DMM) 10 Vdc ± 0.01% Keysight 34401A O,T
[a] Q = Quick verification
P = Performance verification Tests
O = Optional Verification Tests
T = Troubleshooting
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