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OSD2254EP Operator Manual
1.3 TECHNICAL SPECIFICATIONS
TABLE 1: TECHNICAL SPECIFICATIONS
4 x 10/100/1000Base-T RJ45, IEEE802.3i/802.3u/802.3ab
10, 100, 1000Mbps with energy detect, auto negotiate, auto
MDIX
2 x Gigabit SFP ports (100Mbps or 1000Mbps user selectable)
IEEE802.3z 1000Base-Lx/Sx, IEEE802.3u 100Base-Fx
PoE (user configurable via GUI)
IEEE802.3af/at, PoE++ 60W via GUI
Enclosure Protection Class
DIN rail, wall mount or desktop
Alarm (ring version only)
Ring to Bus, High Temperature
Opto isolated MOSFET rated at 100mA @ 46V maximum
4 way 3.5mm terminal block
8 way DIP switch for configuration
46 to 57VDC @ 5VA maximum (no PoE in use) to 245VA
maximum (All 4 ports supplying 60W PoE++ power)
>52VDC recommended for PoE+ or ≥55VDC for PoE++ (60W)
Output PoE Vdrop per port
PoE voltage drop per port <0.5V @ 30W, <1V @ 60W
4 way 5.08mm terminal block
4 x Copper Link on each RJ45
4 x Copper Activity on each RJ45
4 x PoE Active on each RJ45
2 x SFP Speed/Activity/Link on each SFP
2 x Redundant Power Supply
1 x Initialise/Ring/Bus
1 x Power/Temperature Alarm
Command Line Interface (CLI USB Type B)
Web browser based Graphical User Interface (GUI) (Chrome or
Edge browser)
SNMP v1, v2c, v3
Port enable/disable, Auto negotiation
Speed, duplex mode, link status, auto negotiation status
RFC 2236 IGMP snooping v1, v2, v3
MTBF (Ground Benign Environment,
30ºC)
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