Adjusting (Calibration) - Mettler Toledo AL Mode D'emploi

2.4 Adjusting (calibration)

To obtain accurate weighing results, the balance must be adjusted to match the gravitational acceleration at its location.
Adjusting is necessary
• before the balance is used for the first time
CAL
Cal
▼
Cal
2000. 0 0
Cal
------
▼
Cal
0. 0 0
Cal
------
▼
Cal
CAL donE
▼
0. 0 0 g
• at regular intervals during weighing service
• after a change of location
To obtain accurate results, the balance must be left switched on for 60 minutes to
reach operating temperature before starting the adjustment procedure.
➞ Have required adjusting weight ready.
➞ Unload weighing pan.
➞ Press and hold the «Cal» key down until "CAL" appears in the display. Release
key.
The required adjustment weight value flashes in the display.
➞ Place adjustment weight in centre of pan. The balance adjusts itself auto-
matically.
➞ When "0.00 g" flashes, remove adjustment weight.
The adjusting is finished when the message "CAL done" appears briefly in the
display, followed by "0.00 g". The balance is again in weighing mode and ready
for operation.
Notes
• Certified PL-S models cannot be adjusted by the user, because of weights and
measures legislation.
• This adjustment procedure can be terminated at any time with the «C» ("Cancel")
key. The balance reverts to weighing mode.
Startup
9