Siemens SIMATIC NET MM900 Series Compact Operating Instructions page 14

Industrial ethernet switches media modules for scalance xr-500m
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Technical data
Electrical data: Transmitter output (optical) and receiver input
Media module
MM992-4CU
MM992-4CUC
MM992-4SFP
MM992-4PoE
MM992-
4PoEC
MM991-4
MM991-4LD
MM992-4
MM992-4LD
Electrical data: Galvanic isolation with PoE modules
Media module
Electrical isolation
MM992-4PoE
Between ports P1 to P4
MM992-
Between ports and ground
4PoEC
Between ports and power input
12
Transmitter output (optical)
min. [dBm]
max. [dBm]
-
-
-
-
-
-19
-15
-9.5
-9.5
Sensitivity min.
[dBm]
-
-
-
-
-
-14
-32
-8
-34
-4
-17
-3
-21
No
Yes
Yes
MM900 media modules for SCALANCE XR-500M
Receiver input
Input power
max. [dBm]
-
-
-
-
-
-
-
-
-
-
-3
-3
-3
-3
A5E03275846-04, 11/2015

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