Proface LT4300M - 5.7 Modular HMI + Control" - Manual (Page 20)

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English
 The panel face is not inclined more than 30 ° when installing the unit in a slanted panel:
 The power plug is positioned vertically when the unit is vertically installed.
 The unit is at least 100 mm (3.94 in.) away from adjacent structures and other
equipment for easier maintenance, operation, and improved ventilation: