1. General Description

The Industrial Ethernet Switch is designed to provide high-reliability IONet network interconnection for GE Mark VIe controllers and I/O modules.
It supports deterministic, high-speed data forwarding for real-time control and diagnostics, ensuring stable and fault-tolerant communication in demanding industrial environments.

2. Port Configuration

Electrical Ethernet ports:

16 × 10/100Base-TX RJ45 ports

Optical Ethernet port:

1 × 100Base-FX multimode fiber port (LC connector)

Transmission rate:

10/100 Mbps for both copper and fiber ports

Auto-negotiation and adaptive speed support

3. Network and Switching Features

Supports redundant communication for Simplex-based system architectures

Enables redundant data exchange between controllers and I/O modules

Automatic MDIX support for simplified wiring

VLAN and QoS functions for traffic prioritization and network segmentation

MAC address table: 4K entries

Packet buffer/cache: 256 KB

4. System Compatibility

Designed for GE Mark VIe IONet

Compatible devices include:

Mark VIe controllers

I/O modules such as PCAA, UCVH, and related Mark VIe hardware

Supports Ethernet interconnection with DCS systems for monitoring and data exchange

5. Operating System

QNX real-time operating system

Ensures deterministic behavior and high reliability for industrial networking

6. Electrical Specifications

Power supply input: 9–16 VDC

Typical system supply: 24 VDC / 28 VDC

Designed for stable operation in industrial power environments

7. Environmental Specifications

Operating temperature: −40 ℃ to +70 ℃

Storage temperature: −40 ℃ to +85 ℃

Protection class: IP20 (installation inside control cabinet)

8. Mechanical Specifications

Dimensions: 162 mm × 115 mm × 72 mm

Weight: approx. 0.6 kg

9. Status Indication and Diagnostics

LED indicators for:

Power status

Port link/activity

Speed (10/100 Mbps)

Duplex mode

Facilitates rapid network status verification and fault localization

10. Certifications and Standards

Complies with industrial standards including:

CE

UL

IEC 61131

Other applicable industrial certifications

11. Key Functions

Provides high-speed Ethernet forwarding for:

Real-time control data

Diagnostic and status information

Ensures low latency and high availability of the IONet network

Enhances overall system real-time performance and reliability

12. Typical Applications

GE Mark VIe gas turbine control systems

Steam turbine and compressor control systems

Local I/O network expansion

Remote I/O communication

Ethernet interconnection between Mark VIe systems and plant DCS networks

Industrial environments with stringent real-time and network stability requirements

GE IS420ESWBH1A｜Ethernet/IONet Switches ｜