I have two load cells on my Aggregate section functioning properly and right now i need to calibrate it but i dont knw how to go about it.I prees the reset button and on the LCD screen it showed CONFIG,but i dont know how to do it.I have three known loads (20kg each) that i'll fix to the beam but where do i go from they?Pls can anyone help me with the precise input commands that i need to put in.My batching plant is an ODISA MOD.10 product.