KERN & SOHN VFB 2T-3 - Manual (Page 16)

VFB-BA-e-1310 16
5.10 Keyboard overview
Key Function
Turn on/off
Zeroing
Navigation button Confirm entry
Taring
Invoke pre-tare-function (press button long time)
Navigation button 
At numeric input increase flashing digit
Scroll forward in menu
Add weighing value to summation memory
Display sum total
Calculate weighing data via interface
C Delete
Change between gross  and net weight
Navigation button  Digit selection to the right
Switch-over weighing unit
ESC Back to menu/weighing mode