AIR30/32-UP-2483/B. Single-beam light scanners with finely bundled light beam for monitoring main and ancillary closing edges. Single-beam light scanner. Can be used to monitor both main and ancillary closing edges. Closing edge safety on revolving doors and carousel doors. Accurate beam alignment thanks to finely bundled light beam. Flush-mounted version with front cover, black. DC voltage version. Packaging unit: 35 pieces, without accessories. Packaging unit: 12 pieces, without accessories. Snap locking. Plug fits through drill holes diameter min. 8 mm