Product Number: LRS42-7TX/3SFP/1C

7x FE/GE TX, 3x FE/GE SFP, 1x FE/GE Combo, 46-57 V DC, -40-+60°C, Lite Managed, PoE/PoE+ max. 180W

Lite Managed Rail-Mount Industrial Ethernet/Fast-Ethernet Switch with 7 x 10/100/1000BASE-TX, 3x 100/1000BASE-FX SFP, 1x Combo (10/100/1000BASE-TX and 100/1000BASE-FX SFP), PoE/PoE+ on up to 8 ports power budget max. 180W, Store and Forward Switching Mode, HiEOS Layer 2 Software

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Specifications

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Name

LRS42-7TX/3SFP/1C

Port type and quantity

7x FE/GE TX, 3x FE/GE SFP, 1x FE/GE Combo, PoE on up to 8 ports

Power supply/signaling contact

1 x plug-in terminal block, 6-pin

Twisted pair (TP)

0 - 100 m

Operating Voltage

48 VDC (PoE) / 54 VDC (PoE+)

Power consumption

196.3W

Power output in BTU (IT)/h

56 BTU/h

Switching

Static Unicast/Multicast Address Entries, VLAN (802.1Q), Independent VLAN Learning, QoS / Port Prioritization (802.1D/p), TOS/DSCP Prioritization, CoS Queue Management, Queue-Shaping / Max. Queue Bandwidth, Jumbo Frames, IGMP Snooping/Querier (v1/v2/v3), Unknown Multicast Filtering, IGMP Group Filtering per Port, Flow Control (802.3X), Egress Interface Shaping, Ingress Storm Protection

Redundancy

Media Redundancy Protocol (MRP) (IEC62439-2), RSTP (Rapid Spanning Tree Protocol), ERPS (G.8032), ERPS v2 (G.8032)

Management

LLDP (802.1AB), LLDP-MED, Password change on first login, SSHv2, HTTP, HTTPS, Responsive GUI, SNMP v1/v2/v3, Traps, Telnet, TFTP, Dual Software Image Support

Diagnostics

Management Address Conflict Detection, LEDs, Device Status Indication, Syslog, Link Speed and Duplex Monitoring, RMON (1, 2, 3, 9), Port Mirroring 1:1, Port Mirroring N:1, System Information, SFP Management

Configuration

Web-based Management, HiDiscovery, Command Line Interface (CLI), Full-featured MIB Support

Security

MAC Address Limit Per Port, Restricted Management Access, Appropriate Use Banner, Multiple Privilege Levels, Local User Management

Time synchronisation

NTP Client

MTBF (Telecordia SR-332 Issue 3) @ 25°C

3 177 412 h

Operating temperature

-40-+60 °C

Storage/transport temperature

-40-+85 °C

Relative humidity (non-condensing)

5-95 %

Dimensions (WxHxD)

68x135x118 mm

Weight

720 g

Mounting

DIN Rail

Protection class

IP30

EN 61000-4-2 electrostatic discharge (ESD)

4 kV contact discharge, 8 kV air discharge

EN 61000-4-3 electromagnetic field

10 V/m (80 MHz - 1 GHz), 3 V/m (1,4 GHz – 6GHz)

EN 61000-4-4 fast transients (burst)

2 kV power line, 2 kV data line

EN 61000-4-5 surge voltage

power line: 2 kV (line/earth), 1 kV (line/line), 1 kV data line

EN 61000-4-6 Conducted Immunity

10 V (150 kHz-80 MHz)

EN 55032

EN 55032 Class A

FCC CFR47 Part 15

FCC 47CFR Part 15, Class A

Basis Standard

CE,  FCC, EN61131

Safety of industrial control equipment

cUL 61010-1

Guarantee

60 months (please refer to the a href="https://assets.belden.com/m/1424ddb7a3280e7a/original/Hirschmann-Automation-and-Control-GmbH-Terms-of-Guarantee.pdf"terms of guarantee /a for detailed information)

Accessories to Order Separately

SFP Transceivers, Rail Power Supply, Mounting Accessories

Scope of delivery

Device, Terminal Block, Start-up Instructions, Saftey Instructions

Product Documentation

https://www.doc.hirschmann.com

Software Download

https://hirschmann-support.belden.com/en-US/downloads

Update and Revision

Revision Number: 0.57 Revision Date: 04-29-2025

Update and Revision

Revision Number: 0.57 Revision Date: 04-29-2025

Part Numbers

Item # Type
942328004 LRS42-7TX/3SFP/1C

Resources

Product Bulletins
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Technical Information
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Resources

Product Bulletins
Solution Flyers
Brochures
Videos
Training
Technical Information
Installation Guides
Manual Collection
Software