描述
ICS Triplex T8442是一款Trusted TMR速度监测模块，主要用于监测旋转机械的轴速和加速度，为机械提供超速和过加速停机保护功能。以下是其产品详情：
基本信息
品牌：ICS Triplex
产地：美国
类型：数字输入/输出模块
重量：约1kg
技术参数
输入通道：每个旋转机械组有三个三重模块冗余（TMR）速度输入通道，共可支持三个旋转机械组，即9个速度输入通道。
输入类型：支持有源或无源探头速度输入。
输出通道：每个旋转机械组有两个四重冗余、容错、无电压停机控制输出结构，共6个输出通道。
隔离电压：具有2500V脉冲耐受电压/电流隔离屏障，现场输入/输出之间也有电流隔离。
事件分辨率：板载事件序列（SOE）报告，分辨率为1ms。
工作温度范围：-5℃至+60℃。
非工作温度范围：-25℃至+70℃。
功能特点
冗余设计：采用三重模块化冗余（TMR）架构，确保系统的高可靠性和容错能力。
独立运行：作为一个独立的容错控制子系统在Trusted系统环境中运行，可减少处理延迟。
多种探头支持：可直接与Trusted T8846速度输入现场终端组件（SIFTA）接口，能适配有源和无源速度探头。
诊断功能：具备全面的自动诊断和自我测试功能，前面板状态LED可指示模块运行状况、操作模式和旋转机组输入/输出状态。
安全认证：通过TÜV认证，符合IEC 61508 SIL 3安全标准。.The ICS Triplex T8442 is a Trusted TMR speed monitoring module designed to monitor shaft speed and acceleration of rotating machinery,providing overspeed and overacceleration shutdown protection.The following are product details:
Basic Information
Brand:ICS Triplex
Origin:USA
Type:Digital Input/Output Module
Weight:Approximately 1kg
Technical Parameters
Input Channels:Each rotating machinery group has three triple modular redundant(TMR)speed input channels,supporting up to three rotating machinery groups,for a total of nine speed input channels.
Input Type:Supports active or passive probe speed input.
Output Channels:Each rotating machinery group has two quadruple redundant,fault-tolerant,voltage-free shutdown control outputs,for a total of six output channels.
Isolation Voltage:2500V pulse withstand voltage/galvanic isolation barrier,with galvanic isolation between field inputs and outputs.
Event Resolution:Onboard Sequence of Events(SOE)reporting with 1ms resolution.
Operating Temperature Range:-5°C to+60°C.Non-operating temperature range:-25°C to+70°C.
Features
Redundant Design:Triple Modular Redundant(TMR)architecture ensures high system reliability and fault tolerance.
Standalone Operation:Operates as an independent,fault-tolerant control subsystem within a trusted system environment,reducing processing delays.
Multiple Probe Support:Interfaces directly with the Trusted T8846 SpeedInput Field Terminal Assembly(SIFTA),accommodating both active and passive speed probes.
Diagnostics:Features comprehensive automatic diagnostics and self-test capabilities,while front-panel status LEDs indicate module health,operating mode,and rotating unit input/output status.
Safety Certification:TÜV certified,compliant with IEC 61508 SIL 3 safety standards.
ABB Model: GBU72 3BHE055094R0002 Model: 3BHE055094R0002 GBU72 Model: GBU72 Model: 3BHE055094R0002 Model: 3BHE031197R0001 Model: 3BHB030310R0001 Model: 73BHE055094R0002 GBU72 Model: 73BHE055094R0002 Model: GBU72 Model: ABB PCS6000 PRODUCT FAMLIY ABB 5SHY4045L0006 3BHB030310R0001 3BHE039203R0101 GVC736CE101
