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General Electric IS421ESWAH2A High-speed communication module
The GE IS421ESWAH2A is an IONet industrial Ethernet switch for the Mark VIe/VIeS system. Its core is a high-speed communication module with 8 electrical ports and 2 single-mode optical ports, suitable for real-time data exchange between turbine control and DCS. It features industrial-grade redundancy and interference immunity, serving as a key spare component for turbine networks and ensuring stable interconnection between the control and I/O layers.
Core Performance: Ports and Transmission Capabilities
Electrical Ports: 8 x 10/100Base-TX (RJ45), supporting HP-MDIX auto-sensing, suitable for direct connections to controllers, I/O modules, HMIs, etc.
Optical Ports: 2 x 100Base-FX single-mode fiber optic ports (LC), resistant to electromagnetic interference, suitable for long-distance connections between control rooms and field cabinets.
Switching Capacity: Up to 1Gbps, supporting IONet, TCP/IP, Modbus TCP, and VLAN and QoS, ensuring priority transmission of control data.
Electrical and Environmental Features
Power Supply: 24/28VDC, redundant and compatible, overvoltage/reverse connection protection, Class 1 Div 2 explosion-proof, operating temperature -40℃ to 70℃, vibration/shock resistant, suitable for harsh industrial conditions.
Safety and Reliability: Compliant with CE, UL, and FCC certifications, supports hot-swapping, maintains stable data transmission during faults, suitable for continuous operation requirements of turbine control.
Management and Maintenance
Supports VLAN segmentation and QoS priority configuration to optimize control data transmission efficiency.
Built-in diagnostic tools allow for remote monitoring of port status and link quality, quickly locating network faults.
Compatible with ControlST software, supports online configuration and firmware upgrades, facilitating maintenance.
Installation Features
DIN rail mounting, supports hot-swapping, compatible with Mark VIe racks, flexible installation, replacement without downtime.
Email: xmxblynn@163.com
Phone: +86 18059884797
Key Technical Parameters
Parameter Value
Model IS421ESWAH2A (Mark VIe IONet Switch)
Compatible Systems GE Mark VIe/VIeS Turbine Control System (including ETS security system)
Port Configuration 8×10/100Base-TX (RJ45), 2×100Base-FX Single-mode Fiber (LC)
Transmission Rate Electrical Port 10/100Mbps, Optical Port 100Mbps, Maximum Switching Capacity 1Gbps
Protocol Support IONet, TCP/IP, Modbus TCP, Supports VLAN/QoS
Power Supply 24/28VDC, Redundancy Compatibility, Overvoltage/Reverse Connection Protection
Environment Class 1 Div 2, -40℃ to 70℃, Vibration/Shock Resistant
Mounting DIN Rail, Hot-swappable, Compatible with Mark VIe Racks
Status In-service Mark VIe system spare parts, used for network module replacement
Typical Application Turbine control system network backbone: Compatible with gas/ The Mark VIe/VIeS system for steam turbines connects controllers, I/O modules, and ETS, ensuring real-time transmission of control data such as speed, vibration, and valve position.
Long-distance interference-resistant communication: Connects the control room and field cabinets via single-mode fiber optic ports, avoiding electromagnetic interference from motors, frequency converters, etc., and ensuring data transmission integrity.
Distributed I/O interconnection: Used for turbine BOPs, connecting field sensors, actuators, and control stations to achieve data acquisition and command issuance, suitable for large-scale industrial scenarios such as power plants and petrochemical plants.
Spare parts replacement and system maintenance: Compatible with existing Mark VIe systems, used for replacing faulty switches, ensuring network compatibility and control accuracy, and reducing the risk of turbine downtime.
Email: xmxblynn@163.com
Phone: +86 18059884797
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