Operating Instructions SIPLUS CMS4000 IFN VIB-A
4
Wiring
4.1
General Rules and Regulations for operation of IFN VIB-A
DC 24V-Supply
The following chart shows what you have to observe for the DC24 V-Supply.
Chart 2 DC 24V-Supply
At…
you must ensure that …
Buildings
outside lightning protection
Meet the requirements of lightning
protection (e.g. lightning ele-
ments)
DC 24 V-Supply-line, Signal
transmission
inside lightning protection
DC 24 V-Supply
safe (electrical) disconnection of low voltage
Chaining of supply voltage
potential drop when chaining
For Power-Supply of the device on installation location with strong EMV-toxic load/ -
irradiation observe the following alternatives:
Chart 3 Recommendation for reaching the EMV- compability
Alternative
Notice
Controlled power adaptor
SITOP SMART
EMV Interference filter
Company TIMONTA e.g. Type FMLB-0109-0640
SMD-Ferrite on both power supply ledges
Company WÜRTH ELEKTRONIK, e.g. No. 74271222
Protection against external electrical influences
The following chart shows what you have to observe for the protection of electrical influ-
ences or faults.
Chart 4 Protection of electrical influences
At…
you must ensure that …
all devices or systems, in which
the IFN VIB-A is installed
the device or system for conduction of electromagnetic failure on
grounding (SHIELD) is connected.
Supply, signal and bus lines
correct wiring arrangement and installation.
Signal and bus lines
a line or strand breakage should not lead to an undefined situation of
the device or system.
Grounding
Notice information in the chapter 4.2.1 „Connecting IFN VIB-A to grounding“.
SIPLUS CMS4000 IFN VIB-A
Operating Instructions, 11/2014, A5E02297871A-AA
15
Siemens Parts
