... positioning sensor ,proximity switch, electromagnetic brake, operation button,a 1511D- auto-changing shuttle loom 1511D type loom is mainly used for ... control function as follows: inching, ,beating-up once, start, stop location control, and returning to back center etc , and automatic stop ... .Technical features:1.Type---Under picking type, non-stop and auto-changing2.Hand type: R·H and L·H3.reed space ...