TB 9-6625-2335-35
40 Hz; Accuracy: 0.18%.
6. Preliminary Instructions
calibration process. Personnel should become familiar with the entire procedure before
beginning the calibration.
b. Items of equipment used in this procedure are referenced within the text by
common name as listed in table 2.
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.
Software adjustments required to calibrate the TI are included in this procedure.
Additional maintenance information is contained in the manufacturer's manual for this
TI.
d. When software adjustments are being performed, the normal process is to enter
the input value followed by the delimiter , (comma) and security code 3457 using MATH
keys then press ENT key. However, if the security code has been disabled, the process
will be to enter input value only using MATH keys then press ENT key. TI will display
CALIBRATING if the correct process is used.
e. Unless otherwise specified, all controls and control settings refer to the TI.
7. Equipment Setup
WARNING
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 and after completion of
each performance check.
a. Connect TI to a 115 V ac power source.
b. Press LINE ON/OFF pushbutton to ON and allow at least 1 hour for warmup.
c. Press blue shift key then ← /TEST key. When self-test is completed TI must
display SELF TEST OK.
d. Press keys as listed in (1) through (3) below:
(1) CONFIGURATION AUTO CAL .
(2) MATH 1.
