Operating Instructions SIPLUS CMS4000 IFN AI-D
SIPLUS CMS4000 IFN AI-D
Operating Instructions, 07/2021, A5E32612781A-AB
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4 Wiring
4.1 General Rules and Regulations for operation of IFN AI-D
DC 24V-Supply
The following chart shows what you have to observe for the DC 24 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 AI-D 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 AI-D to grounding“.