Compact Device 500Nmd20; Overview 500Nmd20 - ABB EDS500 Series Manual

Device description
4.4

Compact device 500NMD20

4.4.1

Overview 500NMD20

Tunnel
1
WAN
Figure 16: Block diagram 500NMD20
The compact modem 500NMD20 has two optical interface as SFP plug-in and four Ethernet
interfaces. There are two serial interfaces for configuration or process interface (e.g. to
connect telecontrol units). A configurable alarm relais and an extension interface (e.g. to use
the configuration stick) complete the device.
1KGT150966 V000 1
RS-232/
RS-232
RS-485
Console0 Console1
Tunnel
CFG
Configuration
and Monitoring
Intelligent Switch
(Layer 2 or 3)
3
2 4 5
WAN local LAN
CFG
6
Compact device 500NMD20
Legend:
1 FO 1
2 FO 2
3 Ethernet Port 1
4 Ethernet Port 2
5 Ethernet Port 3
6 Ethernet Port 4
25