Follow Us
NL31 - Robust 12-Port Fully Managed Ethernet Switch with PoE
Layer 2/3 Switch with M12 Front Connectors & Fiber Option
Rugged 12-port Gigabit Ethernet switch with layer 2/3 extension, M12 connectors and optional fiber-optics on the front panel.
NL31
Main Features
- 12x 10/100/1000BASE-TX ports<br />2x 10/100/1000BASE-TX uplink ports with bypass relay on one uplink pair<br />M12 A-, D- or X-coded (screwed and push-pull)<br />10x PoE+ Power Sourcing Equipment, up to 300 W<br />Ultra-wide range rail power supply: 24 V DC to 110 V DC<br />ITU-T G.8031/G.8032 Ethernet linear and ring protection switching<br />2x 1000BASE-SX fiber uplink (Q-ODC) (optional)<br />-40 °C to +70 °C (+85 °C), fanless<br />EN 50155 compliant (railways)
Technical Data
Switch Key Features
- Switching Matrix
- 29 Gbit/s switching matrix for seamless throughput on all ports
- MAC address table size: 8192 max.
- Switching algorithm: Store-and-Forward with TCAM support
- TCAM high-speed switching (Ternary Content-Addressable Memory)
- General Network Support
- IPv4
- IPv6 Ready
- IPv6 Ready Phase 2
- Protocols and Functionality
- DHCP Option 82
- DHCP Server/Client
- DHCP snooping
- DHCP ARP inspection
- DNS Client (RFC 2136)
- DNS Proxy (RFC 5625)
- Ports and Port Control
- Energy Efficient Ethernet (IEEE 802.3az)
- ETH Signal Equalization and Power Control
- Port state (admin), speed, duplex mode and flow control
- Port frame size (Jumbo Frames: 9216 bytes/packet max.)
- Port status (link monitoring) and statistics (MIB counters)
- Port VeriPHY (cable diagnostics), ActiPHY and PerfectReach
- Inband management (VRAP)
- PerfectReach
- User Configuration Interfaces
- HTTP/HTTPS
- CLI
- Telnet
- Console
- For more information on the switch firmware features see the firmware product page.
Power Over Ethernet
- PSE (Power Sourcing Equipment)
- Supply classes 0, 1, 2, 3, 4
- Number of PoE ports: 10
- Total PoE power available: 90 W (300 W with external power supply)
Interfaces
- Ethernet
- 2x 1000BASE-SX, Q-ODC, receptacle
- 12x 10/100/1000BASE-T, M12, X-coded, receptacle
- 12x 10/100/1000BASE-T, M12, A-coded, receptacle
- 10x 10/100BASE-T, M12, D-coded, receptacle
- 2x 10/100/1000BASE-T, M12, A-coded, receptacle
- D-coded connectors are typically combined with two A-coded connectors for uplink.
- For possible combinations contact MEN.
- Serial
- 1x RS232, M12, A-coded, receptacle
- LED
- Status: power status, system status
- Ethernet: link, activity
- Power
- 1x power in, M12, A-coded, plug
- 1x PoE in, M12, L-coded, plug
Supervision and Control
- Temperature measurement
- Watchdog timer
Electrical Specifications
- Supply voltage
- 24 V DC to 110 V DC nom. (EN 50155)
- 52 V DC (PoE+)
Mechanical Specifications
- Dimensions
- (W) 390 mm, (D) 236 mm, (H) 89 mm
- Mounting possibilities
- Wall-mount
- Rack-mount in 19" cabinet
- Cooling
- Air cooling, natural convection, airflow 0.4 m/s
- Protection rating: IP30
Product Compliance: Rail - Rolling Stock
- Operating temperature: -40 °C to +70 °C, +85 °C for 10 min (EN 50155:2017, class OT4, ST1)
- Storage temperature: -40 °C (EN 50155:2017) to +85 °C (EN 60068-2-2, Bb)
- Humidity: +55 °C and +25 °C, 100 % max. (EN 50155:2017)
- Shock: 30 ms @ 50 m/s² (EN 61373:2010/AC:2017-09, vehicle body, cat. 1, class B)
- Vibration: 10 min @ 2.02 m/s² and 5 h @ 11.44 m/s² (EN 61373:2010/AC:2017-09, vehicle body, cat. 1, class B x 2)
- Power supply
- General compliance with power supply requirements of EN 50155:2017
- Interruption of voltage supply: 10 ms (EN 50155:2017, class S2)
- Electrical Safety
- EN 50155:2017
- EN 50153:2014 + A1:2017
- EN 50124-1:2017
- EN ISO 13732-1:2008
- Fire protection: EN 45545-2:2013 + A1:2015, HL3
- EMC emission: EN 50121-3-2:2016
- EMC immunity: EN 50121-3-2:2016
- Useful life: 20 years (EN 50155:2017, class L4)
- Protective coatings: EN 50155:2017, class PC2 (Any PCB protected on both sides)
Documentation
Data Sheets
Product Comparison