Connecting The Lan Interface; Installing Expansion Modules; Open The Device - Siemens LOGO! CIM Operating Manual

Mounting and connecting the device

4.3 Installing expansion modules

4.2.3

Connecting the LAN interface

Connect your local area network, the PC or the BM to interface X1IE (LAN connection) of the
CIM.
The interface supports autonegotiation and autocrossing. For the connection, use a patch
cable with an RJ-45 plug. For the requirements and for information on grounding see below.
You will find the properties of the Ethernet interface in the technical specifications.
Requirements for the cable
Requirements for the network cable:
• Use a shielded Ethernet cable for connection to the Ethernet interface.
• To minimize electromagnetic disturbances use a pair of shielded, twisted Ethernet cables
(category 5) and a shielded RJ-45 plug at both ends.
4.3 Installing expansion modules
4.3.1

Open the device

Risk due to unauthorized opening and improper repairs or expansions
Improper procedure when carrying out expansions may result in substantial damage to
equipment or endanger the user.
If you install or exchange system expansions and damage your device, the warranty
becomes void.
Malfunctions and electric shock
Improper intervention in the device endangers operational reliability and may damage the
device, which may result in personal injuries and damage to the plant.
Take the following precautions:
• Always disconnect the power plug and wait until the DIAG LED goes off before you open
• Close the device after every intervention.
30
WARNING
WARNING
the device.
Operating Manual, 10/2021, A5E51250518-AA
LOGO! CIM