TB 9-6625-2232-24
Table 2. Minimum Specifications of Equipment Required - Continued
Manufacturer and model
Common name
Minimum use specifications
(part number)
Resistance ( )
Fluke, Model 5720A (5720A)
CALIBRATOR - continued
Accuracy: (%)
(p/o MIS-35947); w amplifier,
100
0.0029
Fluke 5725A/AR (5725A/AR)
1
k
0.00215
10
k
0.00215
100 k
0.0021
1
M
0.0031
10
M
0.0118
RESISTANCE
Accuracy: (%)
Beckman, Model CR1000M
STANDARD
(8579478)
100 M
0.4513
1000 M
4
CALIBRATION PROCESS
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 common
name as listed in table 2.
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.
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.
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.
e. Press TEST key.