Hardware manual

LT System General Rules for Implementing
40
Shielded Cables Connections
Cables carrying the fast Input/Output, analog Input/Output, and Serial
communication signals must be shielded. The shielding must be securely connected
to ground. The fast Input/Output and analog Input/Output shields may be connected
either to the functional ground (FE) or to the protective earth ground (PE) of your LT.
The shielding of the cables must be conn
ected to the protective ear
th ground (PE).
NOTE: The functional ground of the Ethernet connection is internal.
WARNING
ACCIDENTAL DISCONNECTION FROM PROTECTIVE GROUND (PE)
z Do not use the grounding bar to provide a protective earth ground (PE).
z Use the grounding bar only to provide a functional ground (FE).
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
DANGER
HAZARD OF ELECTRIC SHOCK
Make sure that cables are securely connected to the protective earth
ground (PE).
Failure to follow these instructions will result in death or serious injury.