Media module Properties Article number
Labeling on the device
MM991-2 (SC) 2 x 100 Mbps, SC ports optical, for glass FO cable (multimode), up to
max. 5 km
6GK5 991-2AD00-8AA0
9912AD
MM991-2LD (SC) 2 x 100 Mbps, SC ports optical, for glass FO cable (single mode), up to
max. 26 km
6GK5 991-2AF00-8AA0
9912AF
MM991-2LH+ (SC) 2 x 100 Mbps, SC ports optical, for glass FO cable (single mode), up to
max. 70 km
6GK5 991-2AE00-8AA0
9912AE
MM991-2P (SC RJ) 2 x 100 Mbps SC RJ ports optical for Plastic Optical Fiber (POF) up to
max. 50 m or Polymer Cladded Fiber (PCF) up to max. 100 m
6GK5 991-2AH00-8AA0
9912AH
MM992-2 (SC) 2 x 1000 Mbps, SC ports optical, for glass FO cable (multimode), up to
max. 750 m
6GK5 992-2AL00-8AA0
9922AL
MM992-2 (C) (SC) 2 x 1000 Mbps, SC ports optical, for glass FO cable (multimode), up to
max. 750 m, varnished
6GK5 992-2AL00-8FA0
9922AL
MM992-2LD (SC) 2 x 1000 Mbps, SC ports optical, for glass FO cable (single mode), up to
max. 10 km
6GK5 992-2AM00-8AA0
9922AM
MM992-2LH (SC) 2 x 1000 Mbps, SC ports optical, for glass FO cable (single mode), up to
max. 40 km
6GK5 992-2AN00-8AA0
9922AN
MM992-2LH+ (SC) 2 x 1000 Mbps, SC ports optical, for glass FO cable (single mode), up to
max. 70 km
6GK5 992-2AP00-8AA0
9922AP
MM992-2ELH (SC) 2 x 1000 Mbps, SC ports optical, for glass FO cable (single mode), up to
max. 120 km
6GK5 992-2AQ00-8AA0
9922AQ
Type key for the MM900 media modules
The type designation of an MM900 media module is made up of several parts that have the
following meaning:
Interface
Number of ports
100 Mbps
MM991-2
Interface Property
[-] BFOC port 100 Mbps multimode FO cable
LD BFOC port 100 Mbps single mode FO cable
(SC) SC port 100 Mbps multimode FO cable (up to max. 5 km)
LD (SC) SC port 100 Mbps single mode FO cable (up to max. 26 km)
LH+ (SC) SC port 100 Mbps single mode FO cable (up to max. 70 km)
P SC RJ port 100 Mbps POF or PCF
FM BFOC port 100 Mbps multimode FO cable with diagnostics
Description of the device
4.2 Product overview
SCALANCE X-300
42 Operating Instructions, 11/2019, A5E01113043-24
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