Siemens SIMATIC Box PC 840 Manual page 39

Setting Up and Operating the SIMATIC Box PC 840
Permissible Fitting Positions of the PC to UL1950/EN60950/CSA22.2 No. 950
An inclined position of ± 20_ is allowed in each of the permissible fitting positions.
Position 1 (Preferred Position)
Position 2 *)
Position 3 (Desktop) Position 4 (Ceiling) **)
Figure 3-4 Permissible Fitting Positions of the PC with Floppy Disk Drive
*) not permissible for installed LS240 Drive
**) not permissible for installed CD ROM, CD RW/DVD Drive or LS 240 Drive
SIMATIC Box PC 840 Manual
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A5E00085984-04