Scheda tecnica

RJ45 Ports

10/100Base-TX Connectors:  RJ-45 (4)
Port Configuration:  Auto MDI/MDI-X
Port Speed:  Auto-negotiate
Electro Static Discharge (ESD)
Protection:  6KVDC

SFP Ports

Data Rate:  100Base-FX/BX/LX # of SFP
Ports:  1
Optical Fiber Type:  Varies by SFP
Optical Distance:  Varies by SFP

PoE (MC251-4P/1S only)

PoE Standard:  IEEE 802.3af
Power over Ethernet / PSE PoE
Power Supply Type:  End-Span PoE
Power Output:  Per Port 48VDC, 350mA. Max. 15.4Watts
Power Pin Assignment:  1/2(+), 3/6(-)

Switch Performance

Switch Architecture:  Store-and-Forward
Switch Fabric:  1Gbps / non-blocking
Throughput (Packet per second):  0.744Mpps@64bytes
Address Table:  2K entries Shared
Data Buffer:  1Mbit on-chip frame buffer
Maximum Frame Size:  1522
Bytes packet Flow Control:  Back pressure for Half-Duplex, IEEE 802.3x PAUSE Frame for Full-Duplex

LED Indicators

Power:  Power input 1 – Green; Power input 2 –
Green Power Fault:  Proper Operation – Off; Fault –Green RJ-45 (10/100Mbps):  100Mbps Activity – Green; 10Mbps Activity – Off Fiber (100Base-FX):  Connected to network – Green Optical Link:  Link established – Steady Green; TX/RX Activity – blinking green PoE (MC251-4P/1S only):  PoE in use – Amber –

Electrical & Mechanical

Supply Voltage:  24 ~ 48VDC or 24VAC
Power Consumption (Full load):  77Watts Max. Electrical Fast Transient (EFT)
Protection:  6KVDC Power and Alarm Fault
Connector:  6-pin removable screw terminal
Alarm Fault Relay:  Provides one relay output for power failure notification; 24VDC – 1A max.
Enclosure:  IP-30 slim-type metal enclosure
Mounting:  DIN-rail kit and wall-mount ears
Dimensions (in/mm) (W x D x H):  2.20 x 3.46 x 5.31 in (56 x 87.6 x 135 mm)
Weight (lbs./kg):  1.86 lbs./0.842kg

Environmental

MTBF:  > 100,000 Hrs @ 25°C
Operating Temperature:  -40°C ~ 75°C
Storage Temperature:  -40°C ~ 85°C
Relative Humidity:  0% ~ 90% (non-condensing)

Standards Compliance

IEEE Standards:  IEEE 802.3 10Base-T; IEEE 802.3u 100Base-TX /100Base-FX; IEEE 802.3x Flow Control and Back pressure IEEE802.3-af PoE (15.4w) – MC251-4P/1S only IEC
Standards:  IEC60068-2-32 (Free fall) IEC60068-2-27 (Shock) IEC60068-2-6 (Vibration) EIA/TIA-568
Standards:  2-Pair UTP Cat. 3, 4, 5 (100meters, max.) EIA/TIA-568 100-ohm STP (100meters, max.)
Regulation:  FCC Part 15 Class A, CE

Accessories  SFP:  S20 Series SFP:  S25 Series (wide-temp) 613

P-EU:  100-240V AC Input 13.5V DC 1.3Amp
Output Power Supply Brick model EU plug (for use with MC250- 4T/2S) 613
P-UK:  100-240V AC Input 13.5V DC 1.3Amp Output Power Supply Brick model UK plug (for use with MC250- 4T/2S) PS48VDC240
W-EU:  100-240V AC Input 48V DC 5A Output Power Supply Hardened Brick model with EU plug PS48VDC240
W-UK:  100-240V AC Input 48V DC 5A Output Power Supply Hardened Brick model with UK plug