Steinberg Systems SBS-PF-600/100N Manual De Instrucciones página 34

Screw the bracket to the bottom of the scale:
Screw an additional piece to the top of the bracket (SBS-PF-600 / 100N only):
The scale is ready for operation.
3.3. Working with the machine
3.3.1. Weighing function
MODE - mode selection button: weighing, counting, percentage counting. Use the
MODE button to select the weighing mode. The scale works in normal mode, using
the UNIT, TARE, ZERO buttons:
TARE - The tare function is the weight of the package itself. It is the difference
between the total weight of the goods with packaging and the weight of the goods