CP 1543-1
Operating Instructions, 12/2019, C79000-G8976-C289-08
25
Installation, connecting up, commissioning, operation
3
3.1
Important notes on using the device
Safety notices on the use of the device
Note the following safety notices when setting up and operating the device and during all
associated work such as installation, connecting up or replacing the device.
NOTICE
LAN attachment
A LAN or LAN segment with the attachments belonging to it should be within a single low-
voltage supply system and within a single building.
Ensure that the LAN is in an of type A environment according to IEEE 802.3 or in a type 0
environment according to IEC TR 62101.
Never establish a direct electrical connection to TNV networks (telephone network) or
WANs (Wide Area Network).
3.1.1
Notes on use in hazardous areas
WARNING
The device may only be operated in an environment with pollution degree 1 or 2 (see IEC
60664-1).
WARNING
EXPLOSION HAZARD
Do not connect or disconnect cables to or from the device when a flammable or
combustible atmosphere is present.
WARNING
EXPLOSION HAZARD
Replacing components may impair suitability for Class 1, Division 2 or Zone 2.