Recording data – ETS-Lindgren HI-2790B Calibration Comparison System User Manual
Page 21
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Operation
21
Recording Data
Record the following data in a permanent log similar to the example
HI-2790B Operational Log on page 33.
4.2.1
Each log should identify the HI-2790B Power/Control Module serial
number and the serial numbers of the HI-1710 LCR and
HI-2623 Probe/Preamp Assembly.
4.2.2
Date.
4.2.3
Power/Control Module FWD, REF, DIFF, and RF Power readings
(at 1.0 mW/cm
2
).
4.2.4
HI-1710 LCR bias voltage.
4.2.5
HI-1710 LCR ellipticity values (maximum, minimum, and mean).
4.2.6
Ambient temperature and Power/Control Module internal
temperature.
4.2.7
The REMARKS column, in addition to noting unusual
observations, should identify whether daily checks or 30-day
checks are being performed, the type of instrument being checked,
and so on.
4.2.8
Power/Control Module RF Power (at mW/cm
2
).
4.2.9
The person performing the test should be identified in the Initial
column.