Ascotel IntelliGate 2025/2045/2065
620 Planning DECT systems Part 3
• Building structures and installations such as steel-reinforced concrete ceilings
and walls, stairways, long corridors, rising mains, cable ducts
• Room furnishings such as metal shelves, file cabinets
Fig. 3.20: Attenuation of RF signals due to walls, windows, plants
Due to their typical furnishings/fixtures projects in the following environments
must be regarded as critical:
• Garages / repair workshops
• Scrap merchants
• Campsites
• Galvanizing plants
• Metal-working industry
Reception conditions
Optimizing range is a fundamental challenge of radio technology. The reception
of information in marginal zones is patchy at best. Practical measurements are
carried out on the premises to determine the range.
When instructing users, the following instructions can help to achieve optimum
results:
• You can usually improve the connection quality through minor changes in loca-
tion, e.g. by turning your head or your body.
Plants, lightweight partitions, wooden
façades with standard commercial windows
Brick walls with stnadard commercial
windows
Brick walls with metal-coated
double-glazed windows
Reinforced concrete walls or ceiling
(depending on thickness)
Metal-glass façade with triple glazed
windows
Metal façade without windows
100%
30%
10%
1%
0,5%
0,25%
0,01%
haz1175aaenb0
5 dB
10 dB
20 dB
23 dB
25 dB
40 dB
To Next Page
Loading...
