Siemens SCALANCE XR324-4M EEC - Other Properties

Technical specifications
8.9 MM900 technical specifications
SCALANCE X-300
212 Operating Instructions, 02/2012, A5E01113043-12
Table 8- 126 Permitted cable lengths (copper cable/fiber-optic cable) for the SFP media module
Product variant Max. permittted cable length
MM992-2SFP
*)
Depending on the SFP transceiver used.
*)
You will find further information in the compact operating instructions "Transceiver
SFP/SFP+".
8.9.4 Other properties
Table 8- 127 Mean time between failure (MTBF)
Device version (power supply) MTBF
MM992-2CUC,
MM992-2CU,
MM992-2M12
> 250 years
MM991-2,
MM991-2 (SC)
> 140 years
MM991-2LD,
MM991-2LD (SC),
MM992-2LD
> 115 years
MM991-2LH+,
MM992-2LH.
MM992-2LH+
> 105 years
MM992-2 > 135 years
MM992-2ELH > 95 years
MM992-2SFP
1)
> 250 years
2)
1)
You will find further information in the compact operating instructions "Transceiver SFP/SFP+".
2)
empty