Key switch RONIS, 30 mm, round, metal, matt, front ring for flat installation, lock number SB30, with 2 keys, 2 switch positions O<I, momentary, switching angle 45°, 10:30 a.m./12 p.m., key removal O, possible special locks: SB31, 421, 455 Key switch SIRIUS ACT for higher demands on access security.Under the brand name SIRIUS ACT, Siemens offers a unique portfolio of control and signaling devices with worldwide product approvals in three modern design series made of robust real metal and high-quality plastic.The innovative snap-on concept simplifies installation to such an extent that only one hand and no special tools are required. Groove-free holes are sufficient for mounting holes, as 100% anti-twist protection is already integrated.Thanks to the consistently high protection class, the robust devices are suitable for industrial use and outdoor use. Cleaning with a high-pressure jet is even possible. Neither dust, oils nor aggressive alkalis can disrupt reliable operation.In addition to the standard wiring, most devices can also be connected to the controller via PROFINET, AS-Interface or IO-Link. This reduces your wiring effort, minimizes sources of error and gives you more flexibility.The graphic online configurator provides convenient support when selecting and ordering individual devices, housings and labels. Comprehensive documentation (e.g. manual, 3D data, connection diagram) is available.Available versions: various locking systems (Siemens, BKS, RONIS, OMR, IKON), 2/3 switch positions, latching/momentary actuation, various key removal positions.Note: Please order individual devices, holders and modules separately.SIRIUS ACT - Performance in Action when commanding and reporting. Simply installed, simply strong, simply perfect.