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JetNet 4508 Specifications

Overview
Specifications
Ordering Information

Datasheet

Industrial 8-port Managed Fast Ethernet Switch 

  • 10/100 TX ports managed fast Ethernet switch
  • 3.2Gbps Switch Fabric with excellent data exchange performance
  • Super Ring technology, back up system recovery time less than 20ms and up to 250 sets, Dual Homing and Couple Ring
  • SNMP v1/v2c, IGMP snooping v1/v2, RMON, VLAN, QoS, Rate control for network management
  • Aluminum case with IP-31 grade protection
  • -20~70°C operating temperature for hazardous

Technology

Standard

IEEE802.3 10Base-T
IEEE802.3u 100Base-TX
IEEE802.3x flow control
IEEE802.1D Spanning Tree
IEEE802.1w Rapid Spanning Tree (RSTP)
IEEE 802.1Q VLAN
IEEE802.1p Class of Service

Performance
Switch Technology
Store and Forward Technology with 32Gbps Switch Fabric.
System Throughput
14,880pps for Ethernet and 148,800 for Fast Ethernet
Transfer packet size
64 to 1522Bytes.
MAC Address
2K MAC
Packet Buffer
1Mbits
Management
Configuration
SNMP v1, v2c and Web browser. TFTP update, configuration backup/restore, DHCP client, warm reboot, reset to default, Admin password, Port Speed/Duplex control, status and statistics, SNMP trap, RMON
SNMP MIB
MIB-II, Bridge MIB, RMON, VLAN MIB, Ethernet like MIB, Korenix Private MIB.
SNMP Trap
Support 3 trap stations.
VLAN
Port Based VLAN, Tag VLAN. VLAN ID 1 to 4094.
64 VLAN groups in maximum, Management VLAN
Quality of Service
Meets IEEE802.1p class of service, per port 4 priority queues, Layer 3 IPv4 TOS/DiffServ
Rate Control
Support ingress and egress packet filtering by different types of packet format combination
Packet filter
4 types of packet filter rule, All packets, Broadcast/ multicast/ unknown unicast packet, broadcast/ multicast packet or broadcast packet only
IGMP Snooping
Compliance with IGMP v1/v2 and IGMP Query mode. Maximum IGMP groups up to 256
Timer
Support Simple Network Time Protocol (SNTP) to synchronize time from internet.
Firmware upgrade
TFTP firmware upgrade
Port Mirror

TX/RX only, both of TX and RX packets

System Log

Provides 1000 entries for system or remote log server

E-mail Warning

SMTP warning by pre-defined events

Network Redundancy
Super Ring

Recovery time less than 20ms and compatible with JetNet 3500, JetNet 4000 and JetNet 5010G

Coupling Ring

Provides the ability to couple 2 super rings

Dual Homing

Provides the ability to link Super ring and RSTP with higher level switch

Spanning Tree

IEEE802.1D Spanning Tree
IEEE802.1w Rapid Spanning Tree

Interface
Number of Ports

8 x 10/100Base-TX with Auto MDI/MDI-X, Auto-Negotiation functions.

Connectors

10/100TX: 8 x RJ-45
Terminal Block: 6-pin for 2 x power input and 1 relay alarm output
DC power Jack x 1

Cables

CAT-3, CAT-4, CAT-5 unshielded twisted pair or shielded twisted pair cable. The Link distance is 100 meters in maximum

Diagnostic LED

Per system: Power (green) x 3, Ring Master (green) x 1, Alarm (red) x 1
Per RJ-45 port: Link (green on)/Activity(green blinking),
Full duplex (Yellow on)/Collision (Yellow blinking)

DIP Switch

1 x 9-pin DIP Switch
DIP switch #1 ~#8:Port Link Down Alarm Enable (On)/Disable(Off)
DIP switch #9:Ring Master Enable(On)/Disable(Off)

Relay Alarm

Dry Relay output with 1A@24V ability

Power Requirements
System Power

2 power input by terminal block

Input Voltage

DC 24V (12~48V) with Reverse Polarity Protection

Power Consumption

5.04 Watts @ DC 24V

Mechanical
Installation

DIN-Rail mount or Wall Mount

Casing

IP-31 grade aluminum metal case

Dimensions

135mm(H) x 53mm (W) x 105mm (D) ( without DIN rail clip)

Weight

1.106g with package
0.731g without package

Environmental
Operating Temperature

-20 to 70°C

Operating Humidity

5% to 95% (Non-condensing)

Storage Temperature

-40 to 85°C

Hi-Pot

1.2KV for all ports and power

Regulatory Approvals
EMI

FCC Class A, CE/EN55022

EMS

EN61000-4-2, EN61000-4-3, EN61000-4-4, EN61000-4-5,
EN61000-4-6, EN61000-4-8, EN61000-4-11

Safety
UL, cUL, EN60950
Shock

IEC 60068-2-27

Free Fall

IEC 60068-2-32

Vibration

IEC 60068-2-6

MTBF

319,175 Hours, MIL-HDBK-217F GB standard

Warranty

5 years