Moxa EDS-505A 5-Port Managed Industrial Ethernet Switch

Technical Overview

5-port industrial managed Ethernet switch with 3 10/100BaseT(X) ports, 2 100BaseFX single-mode SC ports, -10 to 60°C operating range.

Key Features

3 x 10/100BaseT(X) RJ45 ports and 2 x 100BaseFX single-mode SC ports.
Supports Turbo Ring and Turbo Chain network redundancy with less than 20 ms recovery time.
Compatible with STP/RSTP/MSTP protocols for network resilience.
Robust metal housing with IP30 rating for industrial-grade reliability.
Advanced security features including TACACS+, SNMPv3, IEEE 802.1X, HTTPS, and SSH.
Supports EtherNet/IP and Modbus TCP protocols for comprehensive device management.
Multiple management options: Command Line Interface (CLI), web browser, Telnet/serial console.
Quality of Service (QoS) with IEEE 802.1p/1Q and TOS/DiffServ for stable data transmission.
IGMP snooping and GMRP functionalities for efficient multicast traffic filtering.
Designed for DIN-rail mounting.

Technical Specification Matrix

Parameter	Value
Dimensions (W x D x H)	80.2 x 135 x 105 mm
Weight	1040 g
IP Rating	IP30
Operating Temperature	-10 to 60°C (14 to 140°F)
Input Voltage	12/24/48 VDC (Redundant dual inputs)
Operating Voltage Range	9.6 to 60 VDC
Input Current	0.29 A @ 24 VDC
Housing Material	Metal
Ethernet Ports	3 x 10/100BaseT(X) (RJ45), 2 x 100BaseFX (Single-mode SC)
Alarm Contact Channels	2 relay outputs (1 A @ 24 VDC)
Digital Input Channels	2
Digital Input (State 1)	+13 to +30 V
Digital Input (State 0)	-30 to +3 V
Max. Digital Input Current	8 mA
Physical Weight (kg)	1.04
Dimensions L x W x H (cm)	13.5 x 8.02 x 10.5

Industrial Applications

1. Industrial Automation Networks for Remote Monitoring

This switch is ideal for connecting distributed industrial control devices such as PLCs, RTUs, and sensors over extensive factory floors or large industrial sites. The two single-mode fiber ports enable reliable data transmission over long distances (up to 40 km), crucial for extending network reach to remote assets where standard Ethernet cabling is insufficient or susceptible to interference. The redundant power inputs and network protocols ensure high availability.

Problem Solved

Ensures robust, extended-reach, and fault-tolerant data communication in widely distributed industrial automation systems, preventing data loss and maintaining connectivity over long distances in environments prone to electromagnetic interference.

Industrial EthernetFiber OpticSC ConnectorSingle-modeLong Distance CommunicationPLC ConnectivityRemote I/ONetwork Redundancy9.6-60 VDC

2. Transportation System Cabinet Networking

The EDS-505A-SS-SC is suitable for deployment in roadside cabinets for intelligent transportation systems (ITS) or at remote rail sidings for monitoring signals and trackside equipment. Its -10 to 60°C operating temperature range and IP30-rated metal housing provide the necessary environmental resilience against moderate temperature fluctuations and dust ingress. Redundant power inputs further enhance system uptime for critical infrastructure.

Problem Solved

Provides reliable and highly available network connectivity for critical infrastructure in challenging outdoor cabinet environments, ensuring continuous operation of traffic management systems, surveillance, or railway signaling despite environmental stresses.

Intelligent Transportation Systems (ITS)Rail ApplicationsRoadside CabinetsIP30-10 to 60°CRedundant PowerIndustrial ReliabilityManaged Switch

3. Auxiliary Systems in Utility Substations

This managed Ethernet switch can be utilized in non-critical zones of utility substations or power generation facilities for general data acquisition and monitoring of auxiliary systems. The redundant dual power inputs and robust industrial design are essential for maintaining uptime in these critical infrastructure environments, while the fiber optic ports intrinsically mitigate severe electrical interference commonly found in substations.

Problem Solved

Establishes a secure and highly reliable communication backbone for monitoring auxiliary or non-critical control points in power utility environments, where robust EMI immunity and high network availability are paramount.

Utility AutomationPower GenerationSubstation CommunicationsEMI ImmunityFiber OpticRedundant PowerIndustrial-gradeSC Connector