Locking The Keypad; Auto-Calibration On/Off; Selecting The Number Of Classes; Selecting The Waiting Time - Hexagon TT80 Mode D'emploi

9.4 Locking the keypad

All function keys can be disabled as soon as the instrument along with the measuring
device are properly set. This prevents the operator from mistakenly alter this setting, lead-
ing to distorted measurement results. Only the key
the R-M command remain active for the measurements.
M
To disable the keypad, turn OFF the instrument once the measuring device is set, position
switch 4 to ON, and then power up the instrument back again. Finally, carry out the meas-
urements. The symbol
To reactivate the keypad, proceed as before whilst setting the switch 4 back to OFF.

9.5 Auto-calibration ON/OFF

Allows the function to be locked, so that round-off errors can be avoided whilst watching
any temperature drift.
9.6.1 Selecting the number of classes (not available in TT90-UPC mode)
Number of good classes
5
10
20
40
9.6.2 Selecting the waiting time (only in TT90-UPC mode)
Waiting time with measuring bolt
moving downward (sec.)
1
2
3
4
26
appears, telling you that the keypad is disabled.
SW6
OFF
ON
OFF
ON
SW6
OFF
ON
OFF
ON
, the input of the foot switch and
M
SW7
OFF
OFF
ON
ON
SW7
OFF
OFF
ON
ON