Installing and connecting the device 
  3.1 Preparing for installation 
SIMATIC IPC627D/827D 
Operating Instructions, 09/2014, A5E32990859-AB 
27 
An inclination of ± 20° is permitted for all approved mounting positions. 
 
 
Position 1 (preferred) for 
wall mounting: The  
interfaces are at the right. 
 
Position 2 for wall mounting: 
The interfaces are at the left. 
 
 
 
Position 3 (desktop) 
Additional mounting positions according to UL508/CSA 22.2 No. 142 
An inclination of ±15° is allowed in this mounting position.  
 
 
Position 4 (interfaces facing down) 
CD/DVD drive may not be operated. 
 
Position 5 (interfaces facing up) 
CD/DVD drive may not be operated. 
 
 
Points to note for position 4 and 5 
CD/DVD and floppy drives cannot be operated in this position. The CD drawer opens 
upward or downward, which can lead to mechanical damage in the drawer mechanism. 
 
Note 
Mounting positions 4 and 5 are also permitted for the Information Technology Equipme
nt 
area when the device is mounted in an enclosure that fulfills the requirements stipulated by 
sections 4.6 and 4.7.3 of IEC/UL/EN/DIN EN 60950
-1.