TB 9-6625-2135-24
(4) Press TI RANGE pushbuttons and set calibrator output for settings listed in
table 8. At each output, use calibrator output adjustment controls to set control display
Reading equal to TI indication. If calibrator control ERROR display indications are not
within limits specified, perform corresponding adjustments.
Calibrator
Test instrument
ERROR display
Adjustments
RANGE pushbuttons
indication
Output
(%)
0.035
b(1)
20
19
k
0.091
b(2)
20
19
M 1
b(3)
0.16
20 M
10
200 2
0.091
---
190
0.035
2
---
1.9 k
k 1
0.035
---
200
190
0.045
2000
---
1.9 M
1Set
calibrator 2 wire Comp off before setting output.
2Repeat (3) above.
b. Adjustments.
(1) Adjust R416 (fig. 2) for a TI indication equal to calibrator output display rounded
to TI digits of resolution.
(2) Adjust R406 (fig. 2) for a TI indication equal to calibrator output display rounded
to TI digits of resolution.
(3) Adjust R428 (fig. 2) for a TI indication equal to calibrator output display rounded
to TI digits of resolution.
a. Performance Check
and COM.
(1) Connect calibrator OUTPUT HI and LO to TI INPUT V
(2) Press FUNCTION ~V and RANGE 200 mV pushbuttons.
(3) Press TI RANGE pushbuttons and set calibrator for output settings listed in
table 9. If TI does not indicate within limits specified, perform b below.
Test instrument
Calibrator output
Test instrument indications
RANGE
pushbuttons
Voltage
Min
Max
200 Mv
190 mV
20 Hz
185.7
mV
194.3
mV
200 mV
190 mV
40 Hz
187.8
mV
192.2
mV
200 mV
190 mV
5 kHz
189.23 mV
190.77 mV
200 mV
190 mV
15 kHz
187.7
mV
192.3
mV
200 mV
190 mV
100 kHz
184.7
mV
195.3
mV
2
1.9 V
20 Hz
1.857 V
1.943 V
2
1.9 V
40 Hz
1.878 V
1.922 V