TB 9-6625-2135-35
(3) Press TI range pushbuttons and set calibrator output for settings listed in
Table 6. Dc Current
Test instrument
Test instrument indications
range pushbuttons
Calibrator output
Min
Max
200
A
A
A
190
189.86
190.14
2m
1.9 mA
1.8986 mA
1.9014 mA
20m
19
mA
18.978 mA
19.022
mA
200m
190
mA
188.85
mA
191.5
mA
2000m
1.9 A
1888.5
mA
1911.5
mA
b. Adjustments. No adjustments can be made.
12. Power Supply
NOTE
Do not perform power supply check if all other parameters
are within tolerance.
a. Press TI function =V and 2 range pushbuttons.
b. Connect calibrator OUTPUT HI and LO to TI VΩ and COM.
c. Set calibrator for a 1 V dc output. If TI does not indicate 1.0000, adjust R89 (fig. 1)
for a 1.0000 TI indication (R).
13. Final Procedure
a. Deenergize and disconnect all equipment.
b. Annotate and affix DA Label/Form in accordance with TB 750-25.
SECTION IV
CALIBRATION PROCESS FOR HEWLETT-PACKARD, MODEL 3466A
14. Preliminary Instructions
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.
Adjustments required to calibrate the TI are included in this procedure. Additional
maintenance information is contained in the manufacturer's manual for this TI.
