Siemens PC 677B 用户手册

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Installation / panel-mounting 
 
3.2 Permitted mounting positions 
 
SIMATIC Panel PC 677B 
10
 
Operating Instructions (Compact), 06/2008, A5E02217246-01 
3.2 
Permitted mounting positions 
Approval 
Only certain mounting positions are approved for the device. 
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Figure 3-1 
Mounting position 
Table 3-1 
Permissible deviations from the vertical mounting position 
Temperature 
Angle A  
Angle B 
to 45°C 
20° 
20° 
 
 
 
Note 
When mounting the device at an angle, note the following. 
• 
Do not subject the device to mechanical stress. 
• 
Operation of a DVD drive is not permitted.