Series TT02 Digital Torque Tool Testers
User’s Guide
19
13 CALIBRATION
13.1 Initial Physical Setup
The TT02 should be mounted to a fixture rugged enough to withstand a load equal to the full capacity of
the tester. Suitable certified calibration equipment is required, and caution should be taken while handling
such equipment.
13.2 Calibration Procedure
1. Select
Calibration
from the menu. The display appears as follows:
2. Press
DIRECTION
to invert the display, if desired.
ENTER
to continue. The display appears as
follows:
The tester can be calibrated at up to 10 points in each direction. Enter the number of calibration
points for each direction (clockwise and counter-clockwise). At least one point must be selected
for each direction.
Note:
To achieve the accuracy specification of ±0.3%, it is recommended to calibrate the tester at
5 or more even increments in both directions. For example, an MTT02-50 should be calibrated at
10, 20, 30, 40, and 50 lbFin loads in each direction.
3. To escape the
Calibration
menu at any time, press
ESCAPE
. The display appears as follows:
Selecting “Cancel” will revert back to the Calibration setup. Selecting “Exit w/o saving” will return
to the menu without saving changes.
4. After the number of calibration points has been entered, press
ENTER
. The display appears as
follows:
CALIBRATION
NOT COMPLETE
Cancel
Exit w/o saving
CALIBRATION
To invert the
display, press the
DIRECTION button,
then press ENTER.
CALIBRATION
Enter # cal points
(1 to 10)
Clockwise:
5
Counter-clockwise:
5
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