Mm991-2Ld (Bfoc); Mm991-2 (Sc) - Siemens SCALANCE MM900 Series Compact Operating Instructions

4.2.3

MM991-2LD (BFOC)

Possible attachments
The MM991-2LD (BFOC) media module has the following:
● 2 x 100 Mbps, BFOC port optical, (single mode glass), up to max. 26 km
Figure 4-3
[Device labeling in square brackets]
4.2.4

MM991-2 (SC)

Possible attachments
The MM991-2 (SC) media module has the following:
● 2 x 100 Mbps, SC port optical, (multimode glass), up to max. 5 km
Figure 4-4
[Device labeling in square brackets]
SCALANCE MM900
Compact Operating Instructions, 11/2019, A5E02630805-16
MM991-2LD (BFOC) [9912AC]
MM991-2 (SC) [9912AD]
Device description
4.2 Product properties and device views
21