5520A
Service Manual
3-4
Table 3-1. Consolidated List of Required Equipment for Calibration and Verification (cont)
Quan. Manufacturer Model Equipment Purpose
1 Fluke A40 10 mA, 20 mA, 200 mA, 2 A
current shunts
AC current
1 Fluke A40A 20 A current shunt AC current
1 Fluke 792A-7004 A40 Current Shunt Adapter AC current
1 various metal film
resistors
1 kΩ, 200 Ω AC current
1 Fluke PM 9540/BAN Cable Set Capacitance
1 Fluke PM 6304C LCR Meter Capacitance
1 Fluke 5700A Calibrator Precision current source for
ac/dc current transfers, and
to use in conjunction with an
HP3458A DMM for
thermocouple measurement
function
1 ASTM 56 C Mercury thermometer Thermocouple measurement
1 various various Dewar flask and cap, mineral
oil lag bath
Thermocouple measurement
1 North Atlantic
Or
Clarke-Hess
2000
6000
Precision Phase Meter [1] Phase
1 Fluke PN 690567 Fluke resistor network used as
a shunt, 0.01 Ω, 0.09 Ω, 0.9 Ω
values needed
Phase
1 Fluke 6680B Frequency Counter Frequency
[1] If desired, the test uncertainty ratio (TUR) may be improved by characterizing the phase meter with a
primary phase standard like the Clarke-Hess 5500 prior to usage.
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