![Siemens SIMATIC RF300 Скачать руководство пользователя страница 114](http://html.mh-extra.com/html/siemens/simatic-rf300/simatic-rf300_system-manual_374416114.webp)
Coupling paths
A coupling path has to be present before the disturbance emitted by the interference source can
affect the system. There are four ways in which interference can be coupled in:
I
N
T
E
R
F
E
R
E
N
C
E
S
I
N
K
Galvanic coupling path
Capacitive coupling path
Inductive coupling path
Radiation coupling
RFID
Reader
RFID
Reader
RFID
Reader
RFID
Reader
I
N
T
E
R
F
E
R
E
N
C
E
S
O
U
R
C
E
Figure 4-10
Ways in which interference can be coupled in
When RFID modules are used, different components in the overall system can act as a coupling
path:
Table 4-77
Causes of coupling paths
Coupling path
Invoked by
Cables and wires
• Incorrect or inappropriate installation
• Missing or incorrectly connected shield
• Inappropriate physical arrangement of cables
Control cabinet or housing
• Missing or incorrectly wired equalizing conductor
• Missing or incorrect earthing
• Inappropriate physical arrangement
• Components not mounted securely
• Unfavorable cabinet configuration
Planning the RF300 system
4.6 Guidelines for electromagnetic compatibility (EMC)
SIMATIC RF300
114
System Manual, 02/2021, C79000-G8976-C345-09
Содержание SIMATIC RF300
Страница 14: ...Table of contents SIMATIC RF300 14 System Manual 02 2021 C79000 G8976 C345 09 ...
Страница 18: ...Introduction 1 1 Preface SIMATIC RF300 18 System Manual 02 2021 C79000 G8976 C345 09 ...
Страница 22: ...Safety information 2 1 Security information SIMATIC RF300 22 System Manual 02 2021 C79000 G8976 C345 09 ...
Страница 208: ...Readers 5 6 SIMATIC RF382R with Scanmode 1st generation SIMATIC RF300 208 System Manual 02 2021 C79000 G8976 C345 09 ...
Страница 258: ...Antennas 6 10 ANT 30 stainless steel variant SIMATIC RF300 258 System Manual 02 2021 C79000 G8976 C345 09 ...
Страница 474: ...Service Support SIMATIC RF300 474 System Manual 02 2021 C79000 G8976 C345 09 ...