Connecting The Function Earth - Siemens SIMATIC IPC RW-543A Operating Instructions Manual

Installing and connecting the device
3.3 Connecting the device
3.3.2

Connecting the function earth

A connected function earth discharges electrical charges from the metal enclosure.
The function earth also improves the discharge of interference generated by external power
cables, signal cables or cables for I/O modules to ground.
The connection for the function earth is labeled with the following symbol:
You can find information on the position of the functional earthing connection under "Rear of
the device (Page 12)".
Requirement
• PH2 screwdriver
• Cable lug for M4
• Function earth with minimum cross-section of 2.5 mm
Procedure
38
Clamp the cable lug on the function earth.
1
Firmly attach the cable lug to the function earth connection on the
2
device using the M4 thread (see part labeled).
Connect the function earth to the protective conductor connection of
3
the cabinet or the plant in which the device is installed.
copper cable
2
Operating Instructions, 03/2023, A5E52332059-AA
SIMATIC IPC RW-543A