TB 9-6625-2246-40
Table 6. Dc Current
Test instrument range
and
Calculated values
Standard
calibrator output settings
resistor
Min
Max
No. 3
(1k)
1
mA
0.9999694
mA
1.0000306 mA
No. 2
(100)
10
mA
9.999694
mA
10.000306
mA
No. 1
(10)
100
mA
99.99534
mA
100.00466
mA
No. 6
(.1)
1
A
0.9998744
A
1.0001256 A
b. Adjustments. If not previously completed, perform paragraphs 13 through 17
below and repeat paragraphs 8 through 10 above.
11. Ac Voltage
a. Performance Check
key.
(1) Press FUNCTION/RANGE blue shift key then Reset/
(2) Execute ACAL AC command by pressing keys as listed in (a) through (c) below:
(a) MENU Auto Cal.
(b) FUNCTION/RANGE Menu Scroll until ACAL AC is displayed.
(c) NUMERIC/USER 3458 then Enter.
NOTE
ACAL AC takes approximately 1 minute to complete.
(3) Press keys as listed in (a) through (k) below:
FUNCTION/RANGE ACV.
(a)
FUNCTION/RANGE blue shift then MENU C/Auto Cal.
(b)
FUNCTION/RANGE Menu Scroll until ACBAND is displayed.
(c)
NUMERIC/USER 10,2E6 then Enter.
(d)
FUNCTION/RANGE blue shift then MENU R/Trig.
(e)
FUNCTION/RANGE Menu Scroll until RES is displayed.
(f)
NUMERIC/USER .01 then Enter.
(g)
FUNCTION/RANGE blue shift then MENU L/Auto Zero.
(h)
FUNCTION/RANGE Menu Scroll until LFILTER is displayed.
(i)
NUMERIC/USER , then FUNCTION/RANGE Menu Scroll until ON
(j)
is displayed.
NUMERIC/USER Enter.
(k)
(4) Connect calibrator OUTPUT HI, LO, and V-GUARD to TI Input HI, LO, and Guard.
or
(5) Press FUNCTION/RANGE Range
key to range settings and set
calibrator output settings as listed in table 7. TI will indicate within limits specified.