Siemens SITRANS SCM IQ - Connecting; Basic Safety Notes

Connecting
4
4.1 Basic safety notes
WARNING
Risk of lightning strikes
A lightning 󹪞ash may enter the mains cables and data transmission cables and jump to a person.
Death, serious injury and burns can be caused by lightning.
Take the following precautions:
• Disconnect the device from the power supply in good time when a thunderstorm is
approaching.
• Do not touch mains cables and data transmission cables during a thunderstorm.
• Keep an enough distance from electric cables, distributors, systems, etc.
CAUTION
Use copper cables at connectors with terminal connections
Use copper (Cu) cables for all supply lines that are connected to the device with terminals, e.g.
24V DC power supply cables to the 24V DC power supply connectors.
Utiliser des câbles en cuivre sur les connexions à bornes
Utilisez des câbles en cuivre (Cu) pour tous les câbles d'alimentation qui sont raccordés à
l'appareil par des bornes, par exemple les câbles d'alimentation 24 V CC sur le connecteur
d'alimentation 24 V CC.
Note
The device should only be connected to a 24 V DC power supply which meets the requirements
of safe extra low voltage (SELV) according to IEC/EN/DIN EN/UL 61010-1.
Note
The power supply must be adapted to the input data of the device. See chapter "Technical
speci󹪝cations SITRANS CC220 (Page63)".
If there are voltage peaks on power supply lines, use a protective device in the form of a varistor
(MOV) UMOV = U-ratedx1.2(BLITZDUCTOR BVT AVD 24 (918 422) or compatible).
Note
Connect the device according to the requirements of IEC60332-1-2 and IEC60332-1-3.
Alternative according to the requirements of IEC/TS60695-11-21.
SITRANS CC220 and SITRANS MS200
Compact Operating Instructions, 10/2023 - DRAFT, A5E...-AA 39