1
Calibration Procedures
Recommended Test Equipment
Recommended Test Equipment
4
The test equipment recommended for the performance
verification and adjustment procedures is listed below in
Table 1-
1. If the exact instrument is not available, substitute
with another calibration standard of equivalent accuracy.
Table 1-1 Recommended test equipment
Recommended
Application
equipment
DC voltage
Fluke 5520A
DC current
Fluke 5520A
Resistance
Fluke 5520A
AC voltage
Fluke 5520A
AC current
Fluke 5520A
Frequency
Fluke 5520A
Capacitance
Fluke 5520A
Duty cycle
Fluke 5520A
Diode
Fluke 5520A
Temperature
Fluke 5520A
Shorting plug — a dual banana plug with a copper wire
Short
shorting the two terminals
Recommended accuracy requirements
<20% of the U1271A/U1272A accuracy
specification
<20% of the U1271A/U1272A accuracy
specification
<20% of the U1271A/U1272A accuracy
specification
<20% of the U1271A/U1272A accuracy
specification
<20% of the U1271A/U1272A accuracy
specification
<20% of the U1271A/U1272A accuracy
specification
<20% of the U1271A/U1272A accuracy
specification
<20% of the U1271A/U1272A accuracy
specification
<20% of the U1271A/U1272A accuracy
specification
<20% of the U1271A/U1272A accuracy
specification
U1271A/U1272A Service Guide