Directional Radiation Pattern Of The Transponder - Siemens SIMATIC RF600 System Manual

Transponder/tags
7.4 SIMATIC RF630T
Influence on reading range when positioned against two conducting walls
The values specified in the tables above must be complied with.
7.4.3.4

Directional radiation pattern of the transponder

Preferably, align the data carrier orthogonal to the transmitting antenna. If, however, the tag
including the metallic carrier plate is tilted, the reading range will be reduced.
NOTICE
Incorrect alignment of the transponder
When you align the transponder in parallel with the transmitting antenna, it cannot be read!
Optimum alignment of the transponder to the
216
Approx. 25 %
transmitting antenna
Approx. 90 % Approx. 90 %
Incorrect alignment of the transponder to the
System Manual, 10/2009, J31069-D0171-U001-A8-7618
Wall height 100 mm
transmitting antenna
SIMATIC RF600