Ambient conditions
| Degree of protection | IP20 |
|---|---|
| Ambient temperature (operation) | -40 °C … 75 °C |
| Ambient temperature (storage/transport) | -40 °C … 85 °C |
| Permissible humidity (operation) | 5 % … 95 % (non-condensing) |
| Permissible humidity (storage/transport) | 5 % … 95 % (non-condensing) |
| Air pressure (operation) | 57 kPa … 108 kPa (up to 4850 m above mean sea level) |
| Air pressure (storage/transport) | 57 kPa … 108 kPa (up to 4850 m above mean sea level) |
Interfaces
| Interface 1 | Ethernet (RJ45) |
|---|---|
| No. of ports | 8 (RJ45 ports) |
| Note on the connection method | Auto negotiation and autocrossing |
| Transmission physics | Ethernet in RJ45 twisted pair |
| Transmission speed | 10/100 Mbps |
| Transmission length | 100 m |
| Interface 2 | Fiber optic interface |
| No. of ports | 3 (SC single mode) |
| Transmission physics | Single-mode fiberglass |
| Transmission speed | 100 Mbps (full duplex) |
| Interface 4 | Ethernet (RJ45) |
| Connection method | RJ45 |
| Note on the connection method | Auto negotiation and autocrossing |
| Transmission physics | Ethernet in RJ45 twisted pair |
| Transmission speed | 10/100/1000 Mbps |
| Transmission length | 100 m |
Function
| Basic functions | Store and forward switch, Extended Ring and IEEE redundancy, Multicast control, IGMP snooping, trunking, Port and Tagging VLANs, Port and IEEE 802.1x security, SNMP V3 and Https security, SNTP, web customization, user accounts |
|---|---|
| Redundancy | ERR (Extended ring redundancy) |
| Status and diagnostic indicators | LEDs: US1, US2 (redundant voltage supply), link and activity per port |
Network expansion parameters
| Cascading depth | Network, linear, and star structure: any |
|---|---|
| Maximum conductor length (twisted pair) | 100 m |
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