Precisa 490 Series - Adjustment of the Internal Calibration Weight (Only SCS)

Precisa Gravimetrics AG Index c2 D19
Series 490
Adjustment
7.11 Adjustment of the internal calibration weight (only SCS)
Indication: The balance must have reached its operating temperature and be in the service-mode ->
see “Set the balance to the service-mode” on page D14
1. Have weights of 1/2 full load ready → see “Final control” on page D20.
2. Press and hold the T-key until „CALIBRATION“ appears on the Info-Display, then release.
3. The process of internal calibration weight adjustment will be initialised „INTERNAL CALIBRATION “
will appear on the Info.Display and balance will show „INT“ .
4. „EXTERNAL CALIBRATION “ will appear on the Info-Display and the balance will first show„0000“ .
5. If the balance displays e.g „4000“, it requires a weight og this value.
6. Place a weight of e.g 4000g in the centre of the weighing pan, the balance will flash.
7. If the balance again shows „0000“ remove the weight from the weighing pan.
8. The balance terminates the external calibration and „INTERNAL CALIBRATION “ will again appear
on the Info-Display and the process will automatically terminate.
9. The balance is switched off and again and service mode is abandoned.