描述
产品概述
GE IS230TNDSH2A是通用电气（GE）Mark VIe DCS（分布式控制系统）的核心I/O模块，专为燃气轮机、工业自动化设备的控制与保护设计。它支持数字、模拟信号的高精度采集与处理，并具备高可靠性冗余配置，适用于复杂工业环境。该模块还作为ISBB旁路模块，集成于燃气轮机保护系统中，负责关键信号的隔离与处理。
核心功能与技术特点
1.高性能I/O处理
输入/输出类型：
数字信号：支持24 VDC、48 VDC、120/240 VAC输入/输出（DI/DO），具备1 ms事件序列（SOE）功能。
模拟信号：兼容4–20 mA、0–10 VDC、热电偶（TC）、电阻温度检测（RTD）等，支持HART协议。
通道密度：单模块支持8–36个通道，满足高密度信号接入需求。
精度与效率：高精度模拟信号转换，支持动态调节和实时数据采集，优化工业自动化流程。
2.网络与冗余设计
网络接口：
本地接口：2个RJ45端口，支持铜介质工业以太网（IONET、PROFINET、PROFIBUS DP、Modbus等）。
冗余配置：可配置为单工、双冗余或三冗余模式，提升系统可靠性。
热插拔支持：模块支持在线更换，不影响系统运行。
本地化计算：每个模块独立处理数据，计算能力可随系统扩展。
3.安全与保护
隔离设计：电流隔离DI通道和线路浪涌抑制，防止信号干扰。
故障诊断：实时监测模块状态，故障时通过报警管理系统和控制器报告诊断信息。
安全认证：符合UL、CE、ATEX等标准，适用于危险区域（Zone 2），支持SIL3安全完整性等级。
4.工业环境适应性
工作温度：-40°C至70°C，适应极端环境。
防护等级：IP20，适用于控制室安装。
物理尺寸：单面模块178 mm×159 mm×130 mm，冗余模块高度增至330 mm。
Product Overview
GE IS230TNDSH2A is the core I/O module of General Electric(GE)Mark VIe DCS(Distributed Control System),designed for the control and protection of gas turbines and industrial automation equipment.It supports high-precision acquisition and processing of digital and analog signals,and has high reliability and redundant configurations,suitable for complex industrial environments.This module is also integrated into the gas turbine protection system as an ISBB bypass module,and is responsible for the isolation and processing of critical signals.
Core functions and technical features
1.High-performance I/O processing
Input/Output Type:
Digital signal:Supports 24 VDC,48 VDC,120/240 VAC input/output(DI/DO),and has 1 ms event sequence(SOE)function.
Analog signal:compatible with 4–20 mA,0–10 VDC,thermocouple(TC),resistance temperature detection(RTD),etc.,and supports HART protocol.
Channel density:Single module supports 8–36 channels to meet the needs of high-density signal access.
Accuracy and efficiency:High-precision analog signal conversion,supports dynamic adjustment and real-time data acquisition,and optimizes industrial automation processes.
2.Network and redundant design
Network interface:
Local interface:2 RJ45 ports,supporting copper media industrial Ethernet(IONET,PROFINET,PROFIBUS DP,Modbus,etc.).
Redundant configuration:can be configured as simplex,dual redundant or triple redundant modes to improve system reliability.
Hot-swap support:The module supports online replacement and does not affect the system operation.
Localized computing:Each module processes data independently,and the computing power can be expanded with the system.
3.Safety and protection
Isolation design:galvanically isolate DI channels and line surge suppression to prevent signal interference.
Troubleshooting:Real-time monitoring of module status,and report diagnostic information through the alarm management system and controller in case of faults.
Safety certification:Complies with UL,CE,ATEX and other standards,is suitable for hazardous areas(Zone 2),and supports SIL3 safety integrity level.
4.Industrial environment adaptability
Operating temperature:-40°C to 70°C,adapt to extreme environments.
Protection level:IP20,suitable for control room installation.
Physical dimensions:Single-sided module 178 mm×159 mm×130 mm,and the height of the redundant module is increased to 330 mm.
