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General Electric IS421ESWBH1A High-density communication module
The GE IS421ESWBH1A is an IONet industrial Ethernet switch for the Mark VIe/VIeS system. Its core is a high-density communication module with 16 Ethernet ports and 1 multimode fiber port, suitable for turbine control and DCS real-time data exchange. It features industrial-grade redundancy and interference immunity, ensuring stable interconnection between the control and I/O layers. The following are performance and application details:
Core Performance
Ports and Transmission Capabilities
Electronic Ports: 16 10/100Base-TX (RJ45) ports, supporting full/half-duplex auto-negotiation and HP-MDIX auto-sensing, suitable for high-density access of controllers, I/O modules, HMIs, etc.
Fiber Port: 1 100Base-FX multimode fiber port (LC interface), suitable for short-to-medium distance interference-resistant communication, requires a GE multimode SFP optical module.
Switching Capacity: Up to 1Gbps, supports IONet, TCP/IP, and Modbus TCP, supports 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 failures, 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 self-test and fault indicator lights 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 IS421ESWBH1A (Mark VIe IONet Switch)
Compatible Systems GE Mark VIe/VIeS Turbine Control System (including ETS security system)
Port Configuration 16×10/100Base-TX (RJ45), 1×100Base-FX Multimode 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-Swap Supported, Compatible with Mark VIe Racks
Status In-Service Mark VIe System Spare Part, Used for Network Module Replacement
Typical Applications High-Density Control Equipment Interconnection: Compatible with Gas/ The Mark VIe/VIeS system for steam turbines connects multiple controllers, I/O modules, and ETSs, ensuring real-time transmission of control data such as speed, vibration, and valve position.
Short-to-medium distance equipment interconnection: Multimode fiber optic ports support short-to-medium distance communication for interconnecting equipment within the plant, suitable for large industrial scenarios such as power plants and petrochemical plants, avoiding electromagnetic interference.
Distributed I/O interconnection: Used for turbine BOPs, connecting field sensors, actuators, and control stations to achieve data acquisition and command issuance.
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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