描述
ABB TU842 3BSE020850R1是一款冗余模块终端单元(MTU)，作为ABB S800 I/O系统的核心组件，专为工业自动化控制系统设计，提供冗余配置能力和高性能信号处理，适用于电力、石化、钢铁等行业的复杂工业环境1。
1.产品概述与核心功能
基本定位：TU842是冗余模块终端单元(MTU)，专为冗余I/O系统设计，可提高系统的可靠性和可用性
主要功能：
作为冗余TB840/TB840A底座，支持AO845、DI840、DO840等模块的水平安装
提供36种不同的机械配置组合，通过四个机械关键点（每个位置两个）为正确模块类型配置MTU
支持Profibus DP通讯、可选冗余配置、可选HART通讯集成和可选防腐涂层
实现可靠的信号终端，确保系统稳定性和数据完整性
系统集成：与ABB S800 I/O系统无缝集成，可与CI840/CI840A等通信接口协同工作1
2.技术规格与物理参数
物理特性：
尺寸：紧凑型设计，适合空间有限的控制柜
重量：0.2 kg（轻量化设计，便于安装和维护）
总体积：0.001 m³
防护等级：IP20（适用于控制柜内环境）
安装方式：水平DIN导轨安装，便于在工业自动化系统中进行安装和集成
电气特性：
I/O电压：DC 50 V
工作电压：220V
输出频率：60Hz
处理速度：1500μs
输入/输出电压：通常支持多种电压等级，如24V DC、48V DC、110V AC、220V AC等
工作温度范围：-20°C至+60°C（适应各种工业环境）
存储温度范围：-25°C至+70°C
The ABB TU842 3BSE020850R1 is a redundant modular terminal unit(MTU).As a core component of the ABB S800 I/O system,it is specifically designed for industrial automation control systems,providing redundant configuration capabilities and high-performance signal processing.It is suitable for complex industrial environments in industries such as power,petrochemicals,and steel.<sup>1</sup>
1.Product Overview and Core Functions
Basic Positioning:The TU842 is a Redundant Module Terminal Unit(MTU)designed specifically for redundant I/O systems,improving system reliability and availability.
Main Functions:
*As a redundant TB840/TB840A base,supporting horizontal mounting of modules such as AO845,DI840,and DO840.
*Offers 36 different mechanical configuration combinations,configuring the MTU for the correct module type through four mechanical key points(two at each location).
*Supports Profibus DP communication,optional redundancy configuration,optional HART communication integration,and optional anti-corrosion coating.
*Achieves reliable signal termination,ensuring system stability and data integrity.
*System Integration:Seamlessly integrates with ABB S800 I/O systems and works with communication interfaces such as CI840/CI840A.
2.Technical Specifications and Physical Parameters
*Physical Characteristics:
*Dimensions:Compact design,suitable for control cabinets with limited space.
*Weight:0.2 kg(lightweight design for easy installation and maintenance).
*Overall Volume:0.001 m³Protection rating:IP20(suitable for control cabinet environments)
Installation method:Horizontal DIN rail mounting,facilitating installation and integration in industrial automation systems
Electrical characteristics:
I/O voltage:DC 50 V
Operating voltage:220 V
Output frequency:60 Hz
Processing speed:1500μs
Input/output voltage:Typically supports multiple voltage levels,such as 24V DC,48V DC,110V AC,220V AC,etc.
Operating temperature range:-20°C to+60°C(suitable for various industrial environments)
Storage temperature range:-25°C to+70°C
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
