5 Verification and Performance Tests
Recommended Test Equipment
140 U3606A User’s and Service Guide
Recommended Test Equipment
The test equipment recommended for the performance verification 
procedures is listed below. If the exact instrument is not available, 
substitute calibration standards of equivalent accuracy.
Table 5 - 1 Recommended test equipment for performance verification procedures
Application Recommended equipment
Recommended 
accuracy requirements
Zero offset and gain verification procedures
Zero calibration
Shorting plug — Dual banana plug with 
copper wire short between the two input 
terminals
DC voltage Calibrator Fluke 5520A < 20% of instrument 1 year specification
DC current Calibrator Fluke 5520A < 20% of instrument 1 year specification
AC voltage Calibrator Fluke 5520A < 20% of instrument 1 year specification
AC current Calibrator Fluke 5520A < 20% of instrument 1 year specification
Resistance Calibrator Fluke 5520A < 20% of instrument 1 year specification
Frequency
Function/Arbitrary 
waveform 
generator
Keysight 33250A < 20% of instrument 1 year specification
Capacitance Calibrator Fluke 5520A < 20% of instrument 1 year specification
Output verification procedures
Constant voltage 
programming 
and readback
Digital multimeter Keysight 3458A 8½ digit resolution
Constant voltage 
load effect (load 
regulation)
Digital multimeter Keysight 3458A 8½ digit resolution
Electronic load Keysight 6060B
• Voltage range: 30 V
dc
• Current range: 5 A
• Open and short switches