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Calibration – Checkline CAP-TA User Manual

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CAP-TA Cap Torque Testers

AoFF - Automatic shutoff settings sub-menu
no

Disabled

1

1-minute

automatic

shutoff

5 5-minute

" “

10

10-minute

20

20-minute

"

"

30

30-minute

"

"

init - Initial (default) settings sub-menu

LBIN

Pound-inch as default unit

KGMM

Kilogram-millimeter as default unit

NCM

Newton-centimeter as default unit

CCW

Real time display at turn on

PEAK CW

Peak clockwise display at turn on

PEAK CCW

Peak counterclockwise display at turn on

CAL - Calibration sub-menu. See CALIBRATION section.



CALIBRATION

To properly calibrate the CAP-TA, application of a precise torque value equal to
the full capacity of the tester in pound-inches (regardless of the displayed units)
is required.

While holding PEAK, turn on power to the tester. When ‘CAL’ appears on the
display, press ENTER three times to select the calibration mode. At the ‘null’
prompt, press ZERO. At the ‘SPAn’ prompt, apply the calibration torque and
press ENTER. The display will show ‘uuuu’ or ‘nnnn’ if the calibration torque is
insufficient or excessive, respectively. If this happens, the only way to terminate
the calibration mode is by momentarily disconnecting the battery or connecting
the AC adapter to the tester without plugging the other end into a wall outlet.
This will stop the calibration procedure without making any changes to the previ-
ous calibration data.

Successful calibration is indicated by ‘donE’ on the display. Press ENTER to
save the changes and resume normal operation.

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