Belden Industrial Networking & Cybersecurity
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Belden 942328003 is an orderable item number in the Belden LRS40-7TX/3SFP/1C family (Industrial Networking & Cybersecurity › Managed Switches › DIN Rail & Compact). 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), Store and Forward Switching Mode, HiEOS Layer 2 Software This item: Type LRS40-7TX/3SFP/1C. Ships from and sold by A5 IT. Quoted to order.
History
| Update And Revision | Revision Number: 0.70 Revision Date: 03-03-2026 |
Software
| Security | MAC Address Limit Per Port, Restricted Management Access, Appropriate Use Banner, Multiple Privilege Levels, Local User Management |
| 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 |
| 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 |
| Redundancy | MRP Client, RSTP 802.1D-2004 (IEC62439-1), ERPS (G.8032), ERPS v2 (G.8032) |
| 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 |
| Time Synchronisation | NTP Client |
Approvals
| Basis Standard | CE, FCC, EN61131 |
| Safety Of Industrial Control Equipment | cUL 61010-1 |
This Item
| Type | LRS40-7TX/3SFP/1C |
| Item Number | 942328003 |
Reliability
| Guarantee | 60 months (please refer to the " https://assets.belden.com/m/1424ddb7a3280e7a/original/Hirschmann-Automation-and-Control-GmbH-Terms-of-Guarantee.pdf ">"terms of guarantee or detailed information) |
More Interfaces
| Power Supply/signaling Contact | 1 x plug-in terminal block, 6-pin |
Ambient Conditions
| Weight | 680 g |
| Mount Type | DIN Rail |
| Dimensions (WxHxD) | 68x135x118 mm |
| IP Protection Rating | IP30 |
| Operating Temperature | -40-+60 °C |
| Minimum Storage Temperature | -40-+85 °C |
| Relative Humidity (Non-condensing) | 5-95 % |
| MTBF (Telcordia SR-332 Issue 3) @ 25°C | 3 867 661 h |
Power Requirements
| Operating Voltage | 24 VDC |
| Power Consumption | 8.2W |
| Power Output In BTU (IT)/h | 28 BTU/h |
Product Description
| Name | LRS40-7TX/3SFP/1C |
| Port Type And Quantity | 7x FE/GE TX, 3x FE/GE SFP, 1x FE/GE Combo |
EMC Emitted Immunity
| EN 55032 | EN 55032 Class A |
| FCC CFR47 Part 15 | FCC 47CFR Part 15, Class A |
Further Instructions
| Software Download | https://my.belden.com/s/downloads |
| Product Documentation | https://www.doc.hirschmann.com |
EMC Interference Immunity
| 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 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 61000-4-2 Electrostatic Discharge (ESD) | 4 kV contact discharge, 8 kV air discharge |
Network Size - Length Of Cable
| Twisted Pair (TP) | 0 - 100 m |
Scope Of Delivery And Accessories
| Scope Of Delivery | Device, Terminal Block, Start-up Instructions, Saftey Instructions |
| Accessories To Order Separately | SFP Transceivers, Rail Power Supply, Mounting Accessories |
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