Proface LT4300M - 5.7 Modular HMI + Control" - Manual (Page 40)

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English
Protective Earth Ground (PE) Cable Shielding
The following shows the steps when using shield cables for grounding the LT power
supply, Standard I/O, High-speed I/O, Analog I/O, Temperature Input, Communication
cable so on.
NOTE: The shielding must be clamped securely to the conductive backplane to ensure
good contact.
Exclusive Grounding
Connect the frame ground (FG) terminal on the power plug to an exclusive ground. When
supplying power to the LT unit, be sure to separate the input, output and power lines, as
shown:
Step Description
1 Strip the shielding for a length of
15 mm (0.59 in.).
2 Use the metal grounding clamp(2) to
attach the cable to the backplane plate
(1) as close as possible to the LT.