TB 9-6625-2232-24
(8) Press MATH/REGISTERS MATH key then press MATH/REGISTERS
3/NULL key.
/4WR
HI and LO.
Remove short from VOLTS/2WR
(9)
(10) Connect calibrator OUTPUT HI and LO to TI VOLTS/2WR /4WR
HI and LO.
(11) Set calibrator for a 100 mV output.
(12) Adjust D until TI indicates 100.0000 -3 5 counts (R).
(13) Press keys as listed in (a) through (f) below:
MATH/REGISTERS MATH.
(a)
MATH/REGISTERS 0/OFF.
(b)
RANGE to 100 V range.
(c)
MATH/REGISTERS 6.
(d)
MATH/REGISTERS STORE.
(e)
MATH/REGISTERS 9/N DIG DISP.
(f)
(14) Set calibrator for a 100 V output.
(15) Adjust E until TI indicates 100.0000 1 count (R).
9. Resistance
a. Performance Check
4WR
(1) Connect calibrator OUTPUT HI and LO to TI VOLTS/2WR
HI and LO.
SENSE HI
(2) Connect calibrator SENSE HI and LO to TI RATIO REF/4WR
and LO.
(3) Press keys as listed in (a) through (e) below:
RESET.
(a)
MATH/REGISTERS 6.
(b)
MATH/REGISTERS STORE.
(c)
MATH/REGISTERS 9/N DIG DISP.
(d)
FUNCTION 4 Wr .
(e)
output and EX SNS on.
(4) Set calibrator for a 0
TI will indicate between
00.0024 and 00.0024.
(5) Set calibrator output for settings listed in table 4. At each output setting, use
calibrator output adjustment controls to set calibrator control display Reading equal to TI
indication. If calibrator control display Error indications are not within limits specified,
perform b below.