Technical data

Performance Tests and Calibration 7
U1401A User’s and Service Guide 131
Recommended Test Equipment
The test equipment recommended for the performance
verification and adjustment procedures are listed below. If
the exact instrument is not available, substitute with another
calibration standard of equivalent accuracy.
Table 7 - 1 Recommended test equipment
Application Recommended equipment
Recommended accuracy
requirements
DC Voltage Fluke 5520A <1/5 instrument 1 year spec
DC Current Fluke 5520A <1/5 instrument 1 year spec
Resistance Fluke 5520A <1/5 instrument 1 year spec
AC Voltage Fluke 5520A <1/5 instrument 1 year spec
AC Current Fluke 5520A <1/5 instrument 1 year spec
Frequency Agilent 33250A <1/5 instrument 1 year spec
Temperature Fluke 5520A <1/5 instrument 1 year spec
Duty Cycle Fluke 5520A <1/5 instrument 1 year spec
Diode Fluke 5520A <1/5 instrument 1 year spec