switch Manuals
ABB 500NMD20 Switch
The DIN-rail mountable 500NMD20 is a managed plug and play layer-2 switch providing four Fast Ethernet auto-negotiating RJ45-ports with auto MDI/X (Automatic Crossover Detection and Correction) and two SFP (small form-factor pluggable) module slots for use with fibre optictransceivers. Depending on the SFP module equipped, the unit is able to span distances by fibre optic cable up to 40 km (or even more with special SFP modules). The switch is able to provide redundant topologies by the
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