描述
ABB TU850系列是ABB S800分布式I/O系统中的关键模块终止单元，专为工业自动化控制设计，具有高可靠性、模块化结构和广泛行业适用性，是现代工业控制系统中不可或缺的组件。
1.产品概述与核心功能
基本定位：TU850是模块终止单元(MTU)，作为ABB S800 I/O系统的重要组成部分，主要用于现场总线通信接口的配置与管理，确保系统稳定运行
主要功能：
提供电源连接、电气模块总线、通信接口和站地址设置功能
支持分布式过程控制，通过标准现场总线与母控制器实现高效通信
适用于非冗余I/O应用，满足各类工业控制场景需求
可与CI840/CI840A通信接口配合使用，扩展系统通信能力
系统集成：作为S800 I/O系统的核心组件，TU850系列模块终止单元可无缝集成到DCS(分布式控制系统)和PLC(可编程逻辑控制器)系统中，实现对工业过程的精确控制
2.技术规格与物理参数
物理特性：
尺寸：高度186毫米×宽度124毫米×深度47毫米（紧凑型设计，适合空间有限的控制柜）
重量：约1.5公斤（便于安装和维护）
安装方式：DIN导轨安装，带有锁定和接地的闩锁装置，支持垂直或水平安装
电气特性：
电源输入：24 V DC(19.2-30 V)
工作温度：-20°C至+60°C，适应各种工业环境
存储温度：-25°C至+70°C，确保长期稳定性
相对湿度：5%至95%无冷凝，适应潮湿环境
通信特性：
通信接口：以太网、串口等，支持多种通信协议
防护等级：IP66/67(NEMA 4X)，适应恶劣工业环境
污染程度：2级，IEC 60664-1，确保在污染环境中的可靠性12
The ABB TU850 series is a key module termination unit in the ABB S800 distributed I/O system.Designed specifically for industrial automation control,it features high reliability,a modular structure,and broad industry applicability,making it an indispensable component of modern industrial control systems.
1.Product Overview and Core Functions
Basic Positioning:The TU850 is a Module Termination Unit(MTU).As an important component of the ABB S800 I/O system,it is primarily used for configuring and managing fieldbus communication interfaces to ensure stable system operation.
Main Functions:
*Provides power connection,electrical module bus,communication interface,and station address setting functions.
*Supports distributed process control,enabling efficient communication with the master controller via a standard fieldbus.
*Suitable for non-redundant I/O applications,meeting the needs of various industrial control scenarios.
*Can be used with the CI840/CI840A communication interface to expand system communication capabilities.
*System Integration:As a core component of the S800 I/O system,the TU850 series module termination unit can be seamlessly integrated into DCS(Distributed Control System)and PLC(Programmable Logic Controller)systems to achieve precise control of industrial processes.
2.Technical Specifications and Physical Parameters
Physical Characteristics:
Dimensions:186 mm(H)×124 mm(W)×47 mm(D)(Compact design,suitable for control cabinets with limited space)
Weight:Approx.1.5 kg(for easy installation and maintenance)
Mounting Method:DIN rail mounting with locking and grounding latches,supports vertical or horizontal installation
Electrical Characteristics:
Power Input:24 V DC(19.2-30 V)
Operating Temperature:-20°C to+60°C,suitable for various industrial environments
Storage Temperature:-25°C to+70°C,ensuring long-term stability
Relative Humidity:5%to 95%non-condensing,suitable for humid environments
Communication Characteristics:
Communication Interfaces:Ethernet,serial port,etc.,supporting multiple communication protocols
Protection Rating:IP66/67(NEMA 4X),suitable for harsh industrial environments
Contamination Level:Class 2,IEC 60664-1,ensuring reliability in contaminated environments.
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