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cable channel and not together with the signal/power supply cable of devices (including those
of the reader) or other power cables.
NOTICE
Installation of the readers on a metal construction and mixed mode
Note that if the readers are installed on a metal construction and in mixed mode
1)
, the
minimum spacing needs to be doubled. This also applies if you are working with external
antennas. Moreover the non-metal base on which the reader is mounted should be at least 40
mm thick.
1)
RF300 operation along with ISO 15693 operation or ISO 15693 operation with MOBY E
operation etc.
Table 4-37
Mounting of several readers on metal frames or racks
Representation
Description
Problem:
Interaction between readers
D
Reader
Reader
Remedy:
Increase the distance D between the two readers.
Reader
Reader
Remedy:
Introduce one or more iron struts in order to short-circuit
the stray fields.
Non-metallic
spacer
Reader
Reader
Remedy:
Insert a non-metallic spacer of 20 to 40 millimeter thick‐
ness between the reader and the iron frame. This will
significantly reduce the induction of stray fields on the
rack:
Planning the RF300 system
4.3 Installation guidelines
SIMATIC RF300
68
System Manual, 02/2021, C79000-G8976-C345-09