Siemens PANEL PC 877 User Manual

 

Technical data 

 

15.1 General technical data 

SIMATIC Panel PC 877 
Operating instructions, Release 07/2006, A5E00877780-01 

15-7

 

Permissible temperature ranges depending on the installation method 

 

Panel PC 877 

Complete unit 

Internal cabinet 

temperature 

Ambient 

temperature 

cabinet 

Comment 

Installed in cabinet  

different temperatures 

50 °C 

40 °C 

1)4) 

Installed in cabinet  

Same temperature inside and outside 

45 °C 

45 °C 

2)4) 

Computer unit and control unit separated, 

using Remote Kit 
12" control unit 

15" control unit 

19" v 

Computer unit, Intel ® Pentium 4 Mobile 

2.2 GHz, 400 MHz 

 

 

50 °C 

50 °C 

50 °C 

55 °C 

 

 

45 °C 

45 °C 

45 °C 

- 

 

 
 

 

5) 

3)4) 

These values are applicable for vertical installation and when air is flowing through the 

cabinet. 
1) Max. PCI load 50 W 
2) Full expansion, max. PCI load 75 W (5 slots) 
3) PCI modules are not permitted 
4) Above 40 °C, optical drives must not be operated 
5) When the 19" front is operated at ambient temperatures between 45 °C and 50 °C, the 

USB interface of the Remote Kit (rear USB interface) must not be used.