Updating block in autocad
In Auto CAD, this would require purging and redefining the block. Option A is a swap block, which swaps the block to a different block name, so you can exchange the limit switches for proximity switches, and so on.Auto CAD Electrical handles this for you automatically. The Update Block command is useful when you redefine or create a new version of a block in your drawing and you want to..." The Swap/Update Block command is located on the ribbon, Schematic tab, Edit Components panel. Option B updates a block to a revised or different version with the same block name.Patrick Hughes describes how he has simultaneously updated many blocks in one Auto CAD file.
You can update attributes in all block references in the current drawing with changes you made to the block definition.If the title block setup maps any of the Auto CAD Electrical PLOT* values to attributes, these attributes update when using the Auto CAD Electrical plotting utility.If the attribute carries a prompt value, this value is used as a prefix.In Auto CAD, this would require purging and redefining the block.Auto CAD Electrical handles this for you automatically.
Each piece is then mapped to a different attribute on the title block.