Via the weighing system, the hopper fill level of your and the application rate is always in view. 

Weighing display without regulation for determination of the hopper contents (only for ZG-B Special and ZG-B Super). The max. Speed in conjunction with the weighing system is 40  km/h.

With the calibration kit, the flow rate of the fertiliser is checked. This means that the application rate can be accurately determined.