ifm electronic AC901S guard locking closed-circuit principle, rotatable safety switch

AS-i Safety at Work, safety switch with guard locking, operating voltage: 22.5...31.6 V DC, current consumption: 45 mA, M12 connector, closed-circuit principle, rotating metal actuating head, auxiliary release on the front, supply from AS-i / external magnetic supply from 24 V DC, housing material: glass-fiber reinforced thermoplastic