TB 9-6625-2230-24
Table 3. Dc Voltage - Continued
Test instrument
Calibrator
Test instrument indications
Adjustments
range
output
pushbutton
settings
settings
2V
1.90
V
1.8991 V
1.9009 V
b(2) & (3)
20 V
19.000 V
18.989
V
19.011
V
200 V
190.00
V
189.89
V
190.11
V
1000 V
900
V
899.4
V
900.6
V
b. Adjustments
(1) Set calibrator to 190 mV. Press TI 200 mV pushbutton and adjust R8 (fig. 1) for
a TI indication of 190.00 (R).
(3) Set calibrator output to 1.9000 V. Adjust R5 (fig. 1) for a TI indication slightly
greater than 1.9000. Adjust R6 (fig. 1) for a TI indication of 1.9000 (R).
Figure 1. Access and adjustments.
5