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SGB Batch Blender with Mitsubishi Controller 
SGB blending system. 
 
4-7-2  Weigh Hopper Installation 
 
Remove the weigh hopper from the shipping box and install it in the 
blender on the load cell brackets.  Connect the airline and close the 
mixer door, securing the latch. 
 
4-7-3  Load Cell Adjustment 
 
The mechanical setup of the SGB blending system involves the 
adjustment of the weigh hopper load cells (Please refer to the figure on 
the next page). This figure illustrates the proper adjustment of the load 
cell mechanical stop bolt. The setting for the positive stop is necessary 
to prevent the load cell from being “over-ranged” by excessive loading 
on the weigh hopper. The setting for the load cell stop is forty 
thousandths of an inch maximum (.040”). A feeler thickness gauge, with 
the weigh hopper empty, should be used to set this. 
 
If a feeler gauge is not available, the weigh hopper should be filled with 
the material that is to be blended, and the stop adjusted so there is just a 
very small gap (a couple of sheets of notebook paper) between the load 
cell, and the blender base stop. This will allow the load cell to operate 
without mechanical restrictions and provide an overload safety. To adjust 
the stop, adjust the screw located on the bottom of the load cell. Adjust 
the screw up to increase the gap and down to decrease the gap. 
 
Important!
  
THE WEIGH HOPPER ASSEMBLY MUST HANG FREELY AND BE 
FREE FROM FRICTION, WITH NO MECHANICAL OBSTRUCTIONS 
OTHER THAN THE LOAD CELL ITSELF. 
 
LOAD CELL
.040" GAP
STOP ADJUSTMENT
BOLT
 
 
Load Cell Mechanical Stop Adjustment