Gram GEC Série Manuel D'utilisation page 7

Note: If the balance is connected to an auxiliar platform (B) and the
weighing mode is in B position (auxiliar platform) ), after pressing the
key, the input sampling will continue automatically
(balance)
Sampling introduction through number of pieces – Method 4
If the unit weight is not deleted, add or remove pieces and press the
key to calculate again the unit weight.
Auto-sampling operation.
After the sampling introduction, the balance will automatically do the sampling
in mode A (balance) of any small item. Placing a new object on the weighing
pan, the balance will automatically do the sampling.
The auto-sampling function can be disabled in configuration menu CAL 1
PLU´S OPERATION
PLU Data setting
Configuration of direct PLU (keys 1 ~24)
1. Input the unit weight of the piece (see sampling introduction section)
2. Press the PLU key , the display will flash the message
3. Select the desired PLU key (1 – 24)
4. Press the PLU key to confirm and save. The message
flashing.
6
in mode A
will stop