Техническое Руководство для Moxa EDS-518A Series Switches

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Industrial Ethernet Solutions

EDS-518A Series

The EDS-518A is a standalone 18-port managed Ethernet switch that 
provides 2 combo Gigabit ports with built-in RJ45 or SFP slots for 
Gigabit fiber optic communication. The Ethernet redundant Turbo 

Command Line Interface (CLI) for quickly configuring major 

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managed functions*

IPv6 Ready logo awarded (IPv6 Logo Committee certified)

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IEEE 1588 PTP V2* (Precision Time Protocol) for precise time 

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synchronization of networks

DHCP Option 82 for IP address assignment with different policies

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Support EtherNet/IP* and Modbus/TCP protocols for device 

•

management and monitoring

Compatible with EtherNet/IP and PROFINET protocols for 

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transparent data transmission

Turbo Ring and Turbo Chain (recovery time < 20 ms), RSTP/STP, 

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and MSTP* for network redundancy

Ring and Turbo Chain (recovery time < 20 ms) increases the reliability 
and speed of your network backbone. The EDS-518A also supports 
advanced management and security features.

IGMP snooping and GMRP for filtering multicast traffic

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Port-based VLAN, IEEE 802.1Q VLAN, and GVRP to ease network 

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planning

QoS (IEEE 802.1p) and TOS/DiffServ to increase determinism

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Port Trunking for optimum bandwidth utilization

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TACACS+*, SNMPv3, IEEE 802.1X, HTTPS, and SSH to enhance 

•

network security

SNMPv1/v2c/v3 for different levels of network management

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RMON for efficient network monitoring and proactive capability

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Bandwidth management prevents unpredictable network status

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ABC-01 (Automatic Backup Configurator) for system configuration 

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backup

Automatic warning by exception through e-mail, relay output

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*Available in Q3, 2011

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*Available in Q3, 2011

Standards: 

IEEE 802.3 for 10BaseT 

IEEE 802.3u for 100BaseT(X) and 100BaseFX 

IEEE 802.3ab for 1000BaseT(X) 

IEEE 802.3z for 1000BaseX 

IEEE 802.3x for Flow Control 

IEEE 802.1D-2004 for Spanning Tree Protocol* 

IEEE 802.1w for Rapid STP 

IEEE 802.1s for Multiple Spanning Tree Protocol* 

IEEE 802.1Q for VLAN Tagging 

IEEE 802.1p for Class of Service 

IEEE 802.1X for Authentication 

IEEE 802.3ad for Port Trunk with LACP

Protocols: IGMPv1/v2, GMRP, GVRP, SNMPv1/v2c/v3, DHCP Server/

Client, BootP, TFTP, SNTP, SMTP, RARP, RMON, HTTP, HTTPS, 

Telnet, Syslog, DHCP Option 66/67/82, SSH, SNMP Inform, EtherNet/

IP*, Modbus/TCP, LLDP, IEEE 1588 PTP V2*, IPv6, NTP Server/

Client*

MIB: MIB-II, Ethernet-Like MIB, P-BRIDGE MIB, Q-BRIDGE MIB, 

Bridge MIB, RSTP MIB, RMON MIB Group 1, 2, 3, 9

Flow Control: IEEE 802.3x flow control, back pressure flow control

*Available in Q3, 2011

Priority Queues: 4

Max. Number of Available VLANs: 64

VLAN ID Range: VID 1 to 4094

IGMP Groups: 256

MAC Table Size: 8 K

Packet Buffer Size: 2 Mbit

Fiber Ports: 100BaseFX (SC/ST connector) and 1000BaseSFP slot

RJ45 Ports: 10/100BaseT(X) or 10/100/1000BaseT(X) auto negotiation 

speed

Console Port: RS-232 (RJ45 connector)

LED Indicators: PWR1, PWR2, FAULT, 10/100M (TP port), 100M 

(fiber port), MSTR/HEAD, CPLR/TAIL

Alarm Contact: 2 relay outputs with current carrying capacity of 1 A @ 

24 VDC 

Digital Inputs: 2 inputs with the same ground, but electrically isolated 

from the electronics. 

• +13 to +30V for state “1” 

• -30 to +3V for state “0” 

• Max. input current: 8 mA

Wavelength

1300 nm

1310 nm

1550 nm

Max. TX

-10 dBm

0 dBm

0 dBm

Min. TX

-20 dBm

-5 dBm

-5 dBm

RX Sensitivity

-32 dBm

-34 dBm

-34 dBm

Link Budget

12 dB

29 dB

29 dB

Typical Distance

5 km a

4 km b

40 km c

80 km d

Saturation

-6 dBm

-3 dBm

-3 dBm

a. 50/125 μm, 800 MHz*km fiber optic cable

b. 62.5/125 μm, 500 MHz*km fiber optic cable

c. 9/125 μm single-mode fiber optic cable

d. 9/125 μm single-mode fiber optic cable (80 km)