TB 9-6625-2232-35
Table 2. Minimum Specifications of Equipment Required - Continued
Manufacturer and model
Common name
Minimum use specifications
(part number)
CALIBRATOR - continued
Accuracy: (%)
John Fluke, Model 5720A
100
0.0029
(p/o MIS-35947); w/power
1
k
0.00215
amplifier, John Fluke Model
10
k
0.00215
5725A (5725A)
100 k
0.0021
1
M
0.0031
10
M
0.0118
RESISTANCE
Accuracy: (%)
Beckman, Model CR1000M
100 MΩ
STANDARD
0.4513
(8579478)
1000 MΩ
4
6. Preliminary Instructions
a. The
instructions outlined in
paragraphs 6 and
7 are preparatory to the
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
c. Unless otherwise specified, verify the results 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 manufacturer's manual for this
TI.
d. Unless otherwise specified, all controls and control settings refer to the TI.
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.
a. Connect TI to a 115 V ac power source.
b. Press LINE OFF/ON pushbutton to ON and allow at least 1 hour for warm up.
c.
Ensure TI input terminals are not
connected to any external
circuitry.
d. Release TERMINALS FRONT/REAR pushbutton out to FRONT and press
GUARD (FRONT TERM) OPEN/TO LO pushbutton in to TO LO.