Yes, it is possible to include weight parameters while totaling quantities in BUSY,to enable parameter details please follow below steps:
Step 1: Go to the Administration tab and click on configuration.
Step 2: Select Inventory tab, here you will see multiple feature that can manage your inventory as per your business need.
Step 3: You can enable or disable various inventory features such as Manufacturing Features, Alternate Unit of items, Batch-wise Details, Serial No.-wise Details, Parameterized Details, etc.
Step 4: You can select the features that suit your needs and set them up accordingly.