General Information About The Homematic System; Mounting; General Notes On Installation - HomeMatic HM-Sec-MDIR-3 Bedienungsanleitung

General information about the Homematic system

4 General information about the
Homematic system
This device is part of the Homematic smart home system and
works with the bidirectional Homematic wireless protocol.
All devices are delivered in a standard configuration. The
functionality of the device can also be configured with a pro-
gramming device and software. The additional functions that
can be made available in this way and the supplementary
functions provided by the Homematic system when it is com-
bined with other components are described in the Homematic
WebUI Manual.
All current technical documents and updates are provided at
www.homematic.com.
5

Mounting

5.1

General notes on installation

The main lens at the front (D) operates on four detection lev-
els with
• 9 upper,
• 8 middle
• 5 lower and
• 2 creep zone segments.
This means that, with an aperture angle of 90°, a range of
up to 12 m can be achieved. The figure shows the detection
range of the main lens (D):
38