pylabrobot.liquid_handling.backends.hamilton.STAR_backend.STAR.head96_request_stop_disk_z#

async STAR.head96_request_stop_disk_z() → float#

Request the 96-head z-drive (stop-disk) position in mm.

Unlike head96_request_position (whose z is the tip bottom when a tip is mounted), this is the raw z-drive position - the stop disk - regardless of tip state.