Moxa EDS-518A-MM-ST User Manual

w w w. m o x a . c o m

i n f o @ m o x a . c o m

Industrial Ethernet Solutions

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)

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 

IPv6 Ready logo awarded (IPv6 Logo Committee certified)

•

IEEE 1588 PTP (Precision Time Protocol) for precise time 

•

synchronization of networks

DHCP Option 82 for IP address assignment with different policies

•

Modbus/TCP industrial Ethernet protocol supported

•

Turbo Ring and Turbo Chain (recovery time < 20 ms at full load), 

•

and RSTP/STP (IEEE 802.1w/D)

IGMP snooping and GMRP for filtering multicast traffic

•

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

•

planning

›

›

›

›

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.

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

•

Port Trunking for optimum bandwidth utilization

•

SNMPv3, IEEE 802.1X, HTTPS, and SSH to enhance network 

•

security

SNMPv1/v2c/v3 for different levels of network management

•

RMON for efficient network monitoring and proactive capability

•

Bandwidth management prevents unpredictable network status

•

ABC-01 (Automatic Backup Configurator) for system configuration 

•

backup

Port mirroring for online debugging

•

Automatic warning by exception through e-mail, relay output

•

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 for Spanning Tree Protocol 
IEEE 802.1w for Rapid STP 
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, Modbus/
TCP, LLDP, IEEE 1588 PTP, IPv6

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

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