MRV Communications MR2228-S2C - Manual (Page 37)

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Appendix C: Specifications
Physical Characteristics
Ports
24 10/100BASE-TX, with auto-negotiation
Two 10/100/1000BASE-T shared with two SFP transceiver slots
Two 10/100/1000BASE-T or Stacking Ports (button selection)
Network Interface
Ports 1-24: RJ-45 connector, auto MDI/X
10BASE-T: RJ-45 (100-ohm, UTP cable; Categories 3 or better)
100BASE-TX: RJ-45 (100-ohm, UTP cable; Category 5 or better)
1000BASE-T: RJ-45 (100-ohm, UTP or STP cable; Category 5, 5e or 6)
Buffer Architecture
4 Mbytes
Aggregate Bandwidth
8.8 Gbps
Switching Database
8K MAC address entries
LEDs
System: PWR (Power Supply), Diag (Diagnostic), RPU (Redundant Power
Unit), Stack
Port: status (link, speed, and activity)
Weight
3.08 kg (6 lbs, 13 oz)
Size
44.0x23.0x4.4cm(17.32x9.06x1.73in)
Temperature
Operating: 0°C to 40°C (32°F to 104°F)
Storage: -40°C to 70°C (-40°F to 158°F)
Humidity
Operating: 5% to 95% (non-condensing)
Specifications
Power Supply
Internal, auto-ranging transformer: 100 to 240 VAC, 50 to 60 Hz
External, supports connection for redundant power supply
Power Consumption
70 Watts maximum
Maximum Current
1.2 A @ 110 VAC
0.6 A @ 240 VAC
Switch Features