BECKHOFF C33xx - Manual (Page 14)

Installation Instructions
Installation of the PC in the control cabinet
The C33xx Industrial PC is designed for mounting in control cabinets for
machine and plant engineering applications.
The ambient conditions specified for operation must be observed (see
chapter
Technical data ).
Preparation of the control
cabinet Four holes for the fixing bolts have to be provided in the control cabinet
according to the dimensions of the PC (see chapter
Assembly dimensions ).
i
Note
When the unit is installed in an enclosure, adequate space for
ventilation and for opening the PC must be provided.
Please note the following points during installation of the PC:
• Position the PC in such a way that reflections on the screen are
avoided as far as possible.
• Use the position of the screen as a guide for the correct installation
height; it should be optimally visible for the user at all times.
• The PC should not be exposed to direct sunlight.
• When the unit is in its mounting position, the ventilation openings must
not be obstructed.
Warning
Extreme environmental conditions should be avoided as far as
possible. Protect the PC from dust, moisture and heat.
The ventilation slots of the PC must not be covered.
Earthing measures
Earthing measures
Earthing connections dissipate interference from external power supply
cables, signal cables or cables to peripheral equipment.
Establish a low-impedance connection from the earthing point on the PC
housing (see photograph on the left) to the central earthing point on the
control cabinet wall, in which the computer is being installed.
12 C33xx