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C79451-A3460-B31

The C79451-A3460-B31 is a managed Industrial Ethernet switch from Siemens, designed for rugged network infrastructure in automation and control systems. This 8-port Fast Ethernet switch supports PROFINET real-time communication and is optimized for harsh industrial environments with high EMI resistance and wide temperature operation.

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TEL：400-887-3214
Mail：jilineasyyi@outlook.com
Q Q：615739355
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Key Features
✔ 8× Fast Ethernet ports (10/100 Mbps, RJ45)
✔ PROFINET Conformance Class B (for real-time industrial communication)
✔ Redundancy protocols – MRP, STP, RSTP
✔ -40°C to +75°C operating range (fanless design)
✔ DIN-rail mounting with IP30 metal housing
✔ Dual power inputs (24V DC, redundant operation)

3. Technical Specifications
3.1 Network Performance
Parameter Specification
Port Configuration 8× 10/100BASE-TX (auto MDI/MDI-X)
Switching Capacity 1.6 Gbps
Packet Buffer 1.5 MB
Latency <5 μs (store-and-forward)
3.2 Industrial Durability
Parameter Specification
EMC Immunity EN 61000-6-2 (Industrial)
Shock/Vibration IEC 60068-2-6/27
Power Input 24V DC (dual redundant, 18–32V range)
Power Consumption 6W (typical)
3.3 Management & Security
Web-based management (HTTP/HTTPS)

SNMP v1/v2c/v3 monitoring

Port-based VLAN (IEEE 802.1Q)

MAC address filtering

4. Typical Applications
✔ Factory automation – Machine networks
✔ Process control – PROFINET device connectivity
✔ Transportation systems – Rail/road infrastructure
✔ Energy systems – Wind/PV farm communication