描述
ABB MSR04XI串行通信模块技术数据解析
一、核心功能与定位
产品类型
工业串行通信模块：专为ABB Triguard SC300E控制系统设计，提供RS232-C标准接口，支持系统处理器、工作站及远程设备间的通信。
核心功能
多端口通信：支持4个全双工RS232端口（端口0-3），第五端口用于诊断。
容错与冗余：采用三重化表决电路，支持单容错（SFT）设计，保障系统可靠性。
热插拔兼容：支持“单槽热修复”，模块可在线更换。
二、技术参数
参数规格值引用来源
通信接口4个RS232端口（端口0-3），支持9600或19200波特；端口2和3需设置相同波特率、
隔离等级1kV电气隔离（端口0-3）、
电源要求双冗余SC300E电源供电，功耗3.5W、
物理尺寸400 mm（9U高）×397 mm（长）×28 mm（宽）、
重量1.3 kg、
工作温度+5°C至+60°C、
存储温度-25°C至+70°C、
湿度环境温度<40°C时，5%-95%非冷凝、
EMC/RFI抗扰度符合IEC 1131-2 1994认证、
振动/冲击符合IEC 1131-2 1994认证、
三、硬件设计特性
机械结构
插槽要求：必须安装在SC300E主机架插槽10中，附加模块可安装于其他I/O插槽。
编码块：机械编码块防止“错误插槽”，确保模块位置正确。
指示与状态监控
前面板指示灯：显示Tx/Rx活动、电路在线状态及模块健康状况（Health指示）。
脱机开关：支持手动请求模块脱机维护。
连接器配置
端口复制：前面板端口0-3连接在后部现场连接器（J2）上，第五端口仅用于诊断。
四、应用场景
系统通信
支持工作站与SC300E处理器间的软件加载、梯形图监控及诊断功能（端口0专用于工作站通信）。
远程设备连接
通过RS232接口与符合标准的远程设备（如传感器、执行器）通信。
IMSS 4701X
IMSS 4701X
ABB MSR04XI Serial Communication Module Technical Data Analysis
1.Core functions and positioning
Product Type
Industrial serial communication module:specially designed for the ABB Triguard SC300E control system,providing RS232-C standard interface,supporting communication between system processor,workstation and remote devices.
Core functions
Multi-port communication:supports 4 full-duplex RS232 ports(ports 0-3),and the fifth port is used for diagnosis.
Fault tolerance and redundancy:adopts triple voting circuit,supports single fault tolerance(SFT)design,and ensures system reliability.
Hot-swap compatibility:Supports”single slot hot repair”,and the module can be replaced online.
2.Technical parameters
Parameter Specification Value Quote Source
Communication interface:4 RS232 ports(ports 0-3),supporting 9600 or 19200 baud;Ports 2 and 3 need to set the same baud rate,
Isolation level 1kV electrical isolation(port 0-3),
Power requirements Dual redundant SC300E power supply,power consumption 3.5W,
Physical dimensions:400 mm(9U height)×397 mm(length)×28 mm(width),
Weight 1.3 kg,
Operating temperature+5°C to+60°C,
Storage temperature-25°C to+70°C,
Humidity:5%-95%non-condensation at ambient temperature<40°C
EMC/RFI immunity complies with IEC 1131-2 1994 certification,
Vibration/impact complies with IEC 1131-2 1994 certification,
3.Hardware design characteristics
Mechanical structure
Slot requirements:Must be installed in the SC300E main frame slot 10,and additional modules can be installed in other I/O slots.
Encoding block:The mechanical encoding block prevents”error slots”and ensures that the module is located correctly.
Indication and status monitoring
Front panel indicator:Displays Tx/Rx activity,circuit online status and module health status(Health indicator).
Offline switch:Supports manual request for offline maintenance of modules.
Connector configuration
Port duplication:Front panel port 0-3 is connected to the rear field connector(J2),and the fifth port is only used for diagnosis.
IV.Application scenarios
System communication
Supports software loading,ladder diagram monitoring and diagnostic functions between the workstation and the SC300E processor(port 0 is dedicated to workstation communication).
Remote device connection
Communication with remote devices(such as sensors,actuators)that comply with standards through the RS232 interface.
