TB 9-6625-2315-35
c. Press Terminals Front/Rear pushbutton to Rear.
d. Short TI front and
rear input
terminals as
shown in
figure 1 using copper wire and
allow 5 minutes for thermal offset voltage settling after handling input connections.
e. Press Shift key then MENU < key to display A: MEAS MENU.
f. Press MENU < or > key until F: CAL MENU is displayed.
g. Press RANGE/DIGITS ∨ until 1: SECURED is displayed.
h. Press RANGE/DIGITS ∨ key until ^000000 CODE is displayed.
i. Press MENU < or > and RANGE/DIGITS ∧ or ∨ keys until 034401 is displayed.
j.
Press RANGE/DIGITS Auto/Man key. TI is now in unsecure mode.
CAUTION
Never turn off the TI during adjustments. This may cause ALL
a. Perform zero offset adjustment as listed in (1) through (9) below:
(1) Press Shift key then MENU < key.
(2) Press MENU < or > key until F: CAL MENU is displayed.
(3) Press RANGE/DIGITS ∨ until 1: UNSECURED is displayed.
(4) Press MENU > until 2: CALIBRATE is displayed.
(5) Press RANGE/DIGITS ∨ until PARAMETERS is displayed.
(6) Press MENU < or > and RANGE/DIGITS ∧ or ∨ keys until 000.0000 mV DC is
displayed.
(7) Press RANGE/DIGITS Auto/Man key. Zero adjustment takes approximately 5
minutes to complete then TI will return to measurement mode.
(8) Release Terminals Front/Rear pushbutton to Front and repeat (1) through (7)
above.
(9) Remove short from TI front and rear input terminals.
b. Perform dc volt gain adjustments as listed in (1) through (11) below:
(1) Connect calibrator OUTPUT HI and LO to TI Input HI and LO.
(2) Set calibrator for a 0.10 V dc output.
(3) Press Shift key then MENU < key.
(4) Press MENU < or > key until F: CAL MENU is displayed.
(5) Press RANGE/DIGITS ∨ until 1: UNSECURED is displayed.
(6) Press MENU > until 2: CALIBRATE is displayed.
(7) Press RANGE/DIGITS ∨ until PARAMETERS is displayed.