I think Furuno has such a facility in some of their instruments. You put in the arc you expect to swing. I don't have Furuno, but I did have the foresight to put an instrument display within eyesight and reach of the Captain's berth. It can call up any information in the system, I have a pages configured to display engine data, depth, wind trend chart, waypoint distance, heading trend, etc. It has it's own depth alarm and has proven to be useful many times over. In a little Cherry box angled for easy reach and viewing, don't have a better picture than this: