Siemens X-400 사용자 설명서

Operating Instructions for SCALANCE X-400 Industrial Ethernet Switches 
C79000-G8976-C186-03 

129

 

 

Installation of media modules 

4 x slots for media module MM491-2, 
MM491-2LD 

 

Power consumption without media 
modules 

< 0.5 W 

 

 

Operating temperature 

0°C through + 60°C 

 

Storage/transport temperature 

- 40°C through + 80°C 

 

Relative humidity in operation 

< 95% (no condensation) 

 

Operating altitude 

Max. 2000 m 

 

Noise emission 

EN 55081 Class A 

 

Noise immunity 

EN 61000-6-2 : 2001 

 

 

Dimensions (W x H x D) 

154 x 145 x 112,4 mm 

 Weight 

980 

g 

 

Degree of protection 

IP 20