Description of the device   
3.2 SELECT/SET button 
  SCALANCE XR-500 
24  Operating Instructions, 05/2017, A5E03275845-11 
 
 
MM991-4  4 x 100 Mbps, ST ports optical, multimode fiber-
optic cable, up to max. 5 km. 
6GK5 991-4AB00-8AA0 
MM991-4LD  4 x 100 Mbps, ST ports optical, single mode fiber-
optic cable, up to max. 26 km. 
6GK5 991-4AC00-8AA0 
MM992-4  4 x 1000 Mbps, SC ports optical, multimode FO 
6GK5 992-4AL00-8AA0 
MM992-4LD  4 x 1000 Mbps, SC ports optical, single mode FO 
6GK5 992-4AM00-8AA0 
4 x 100 / 1000 Mbps, SFP media module 
4 x 10/100/1000 Mbps, RJ-45 ports electrical 
MM992-4CUC  4 x 10/100/1000 Mbps, RJ-45 ports electrical with 
6GK5 992-4GA00-8AA0 
MM992-4PoE  4 x 10/100/1000 Mbps, PoE ports electrical, max 
6GK5 992-4QA00-8AA0 
MM992-4PoEC  4 x 10/100/1000 Mbps, PoE ports electrical with 
securing collars, max 60 W 
6GK5 992-4RA00-8AA0 
 
Accessories SFP+ cable 
SFP+ data cable 
The following cables are available for SFP+ transceivers: 
 
IE CABLE SFP+/SFP+  Preassembled IE cable with SFP+ 
plugs, 
electrical, 10 Gbps, 
pack of 1 
Length 7 m  6GK5 980-3CB00-0AA7