Hirschmann MWS10A

Core Technical & Performance Parameters

• Port Configuration: 10 x 10/100BASE-TX RJ45 copper ports, auto MDI/MDI-X crossover detection
• Switching Capacity: 2Gbps switching fabric, forwarding rate 1.488Mpps full wire-speed for all ports
• MAC Address Table Depth: 8,000 MAC addresses, automatic aging time adjustable 10–600s
• Redundancy Protocols: HIPER-Ring (Hirschmann proprietary ring recovery <50ms), MRP IEC62439-2, RSTP 802.1w, LACP link aggregation
• Management Protocols: SNMP v1/v2c/v3, HTTP/HTTPS web management, SSH CLI, RMON network monitoring
• Electrical Isolation: Each RJ45 port 1.5kV galvanic isolation against ground loop interference
• Power Supply: DC 24V nominal, input range 18–32VDC, power consumption maximum 12W
• Operating Temperature: -40°C ~ +70°C; storage temperature -45°C ~ +85°C
• Environmental Humidity: 10%–95% RH non-condensing
• Protection Class: IP30 cabinet indoor use only
• MTBF: 33.5 years calculated under MIL-HDBK-217F industrial standard
• Dimension & Weight: 120mm × 85mm × 32mm, weight 290g

Function & Feature Highlights

1. Ultra-fast industrial ring redundancy recovery time <50ms, eliminating production line downtime during network cable breakage
2. Full industrial EMC compliance: IEC 61000-6-2 industrial immunity, withstands surge, ESD, radiated electromagnetic interference
3. Port security functions: MAC address locking, 802.1X port authentication, port bandwidth rate limiting, broadcast storm suppression
4. QoS traffic prioritization (802.1p Class of Service) to guarantee real-time motion control data priority over non-critical background traffic
5. Built-in fault diagnostic LED indicators for power, port link status, data activity, ring topology health
6. Compact DIN rail mounting design occupies minimal cabinet space, compatible with standard 35mm DIN rail
7. No internal fan fully passive cooling design, zero moving parts to eliminate mechanical failure points
8. Firmware upgradable via TFTP over Ethernet without disassembly or cabinet power interruption

Material & Structural Characteristics

• Outer Housing: Die-cast aluminum alloy enclosure with black powder coating, scratch and corrosion resistant
• Internal PCB: FR4 industrial circuit board with conformal coating to resist dust and mild humidity
• Port Connectors: Shielded RJ45 jacks with integrated ESD protection diodes, plastic dust caps for unused ports
• Mounting Bracket: Integrated spring steel DIN rail clip, compatible with 35mm top-hat standard DIN rail
• Heat Dissipation: Natural convection cooling via aluminum housing surface, no fan required
• Mechanical Rating: Withstands 15g shock, 10–150Hz vibration per IEC 60068-2-6 standard

Working Principle

1. Industrial field devices (PLC, servo drives, sensors) connect to RJ45 copper ports via shielded Ethernet cables to transmit real-time control data
2. Internal switching fabric forwards data packets wire-speed, QoS scheduler prioritizes time-critical motion and safety control frames
3. HIPER-Ring/MRP redundancy protocol continuously monitors ring network cable health; instant re-routes data via backup path if link failure detected
4. Galvanic isolation circuits on each port break ground loops between different machine sections to eliminate differential voltage signal distortion
5. Embedded management microcontroller processes SNMP/SSH/HTTPS commands for remote network configuration, fault logging and performance monitoring
6. Broadcast storm suppression circuit limits excessive broadcast packet flooding to prevent network bandwidth saturation

Installation Requirements

1. Mount vertically on standard 35mm DIN rail inside IP20/IP30 industrial control cabinet; horizontal mounting reduces heat dissipation efficiency
2. Maintain minimum 20mm clearance on top and bottom of switch housing for natural convection airflow
3. Power supply must provide regulated 24VDC with maximum 100mV ripple; add surge protection fuse at power input terminal
4. All field Ethernet cables must be fully shielded twisted pair, cable shield connected to cabinet protective earth bar at both ends
5. Unused RJ45 ports must be covered with factory plastic dust caps to prevent conductive dust ingress
6. Cabinet ambient temperature must not exceed +70°C continuous; install cabinet cooling fan if multiple switches stacked closely

Application Scenarios

• Automotive assembly production line control networks
• Wind turbine and solar power plant field communication cabinets
• Railway station signal monitoring and passenger equipment control systems
• Water treatment plant distributed PLC communication networks
• Packaging machinery, printing equipment multi-axis motion control networks
• Mining underground control cabinet industrial data transmission

Operation & Maintenance Notes

1. Do not install in environments with conductive dust, oil mist or continuous condensation; IP30 housing only protects against solid dust particles larger than 2.5mm
2. Power input reverse polarity protection exists, but prolonged reverse voltage will damage internal power circuit
3. Perform annual firmware upgrade to patch network security vulnerabilities and expand protocol compatibility
4. Regularly check DIN rail mounting clip tightness; vibration over long-term operation loosens unclipped switches
5. Ring network topology requires one dedicated master switch to manage redundancy; mixed ring/star topologies must follow Hirschmann network design guidelines
6. Avoid stacking multiple MWS10A units without vertical airflow separation; heat accumulation causes port communication dropouts at high ambient temperature