KNX RF / ENO Window Sensor 490 secure

The KNX RF / ENO Window Sensor 490 secure is a compact, discreet window sensor designed to detect the state of a window. It uses optical sensors to detect whether the window is open, closed, or tilted. An integrated alarm indicates forced entry and broken glass. The window state is transmitted via KNX RF or EnOcean. The device supports KNX Data Security and EnOcean Security.