Hirschmann 942 335-031 SPR20-7TX/2FS-EEC Unmanaged Din Rail Fast/Gigabit Ethernet Switches

Product Description

• Description: This unmanaged industrial Ethernet rail switch features a fanless design, store-and-forward switching mode, and USB interface for configuration. It supports Fast Ethernet and single-mode fiber connectivity, ideal for industrial networking applications.

Ports

• Port Type and Quantity:
• 7 x 10/100BASE-TX: TP cable, RJ45 sockets (auto-crossing, auto-negotiation, auto-polarity)
• 2 x 100BASE-FX: Single-mode (SM) fiber, SC sockets

Power Supply/Signaling Contact

• Power Supply Contact: 1 x plug-in terminal block, 6-pin
• USB Interface: 1 x USB for configuration

Network Size and Length of Cable

• Twisted Pair (TP): 0 - 100 m
• Single Mode Fiber (SM) 9/125 µm: 0 - 30 km (Link Budget at 1300 nm = 0 - 16 dB; A = 0.4 dB/km; BLP = 3.5 ps/(nm*km))

Power Requirements

• Current Consumption at 24 V DC: Max. 280 mA
• Operating Voltage: 12/24 V DC (9.6 - 32 V DC), redundant
• Power Consumption: Max. 6.9 W
• Power Output in BTU (IT)/h: 23.7

Network Size and Cascadibility

• Topology: Supports both line and star topologies.