TB 9-4931-217-40
Table 2. Minimum Specifications of Equipment Required - Continued
Common name and/or
Manufacturer and model
(official nomenclature)
Minimum use specifications
(part number)
A
RESISTOR STANDARD
Leeds and Northrop, Model 4030B
Value: 100
ccuracy: 0.02%
NO. 3
(8616291)
A
RESISTOR STANDARD
Leeds and Northrop, Model 4035B
Value: 1 k
ccuracy: 0.02%
NO. 4
(8616292)
A
RESISTOR STANDARD
Leeds and Northrop, Model 4040B
Value: 10 k
ccuracy: 0.02%
NO. 5
(8616293)
A
RESISTOR STANDARD
Leeds and Northrop, Model 4045B
Value: 100 k
ccuracy: 0.02%
NO. 6
(7907139)
Calibrated unit normally used in impedance measuring system with TI.
1
6. Preliminary Instructions
a. The instructions outlined in paragraphs 6 and 7 are preparatory to calibration
process. Personnel should become familiar with the entire bulletin before beginning the
calibration.
b. Items of equipment used in this procedure are referenced within the text by common
c. Unless otherwise specified, verify the result of each test and, whenever the test
requirement is not met, take corrective action before continuing with the calibration.
Additional maintenance information is contained in the manufacturers' manuals.
d. Unless otherwise specified, all controls and control settings refer to TI.
HIGH VOLTAGE is used or exposed during the performance of
this calibration.
DEATH ON CONTACT may result if
personnel fail to observe safety precautions.
REDUCE
OUTPUT(S) to minimum after each step within the
performance check where applicable.
NOTE
Do not remove TI protective cover except when necessary to
access to internal test points or adjustments.
Reinstall
protective cover immediately after completion of performance
check or adjustment.
e. Prepare worksheet in accordance with sample shown in table 3.