描述
产品简要说明
Alstom Alspa C80-35是阿尔斯通(Alstom)专为轨道交通信号系统设计的紧凑型可编程逻辑控制器(PLC),核心特性包括:
铁路级安全认证:符合EN 50129 SIL4标准
模块化扩展:支持35点DI/DO(可扩展至128点)
双冗余架构:主备CPU热备切换(切换时间≤10ms)
安全通信协议:SIL3级安全以太网(SafetyNET p)
环境适应性:IP65防护等级,-40°C至+70°C工作温度
产品详细说明
1.硬件架构设计
核心控制单元
双CPU冗余:
主CPU:基于ARM Cortex-R5实时处理器
备CPU:独立运行相同控制程序(数据同步延迟≤1ms)
输入/输出模块:
数字量输入(DI):35点(支持24V DC/AC输入)
数字量输出(DO):35点(继电器/晶体管可选)
扩展接口:通过Profibus-DP连接最多3个扩展模块
安全机制
自检功能:
CPU心跳检测(周期100ms)
内存完整性校验(ECC纠错码)
故障隔离:
单模块故障自动隔离(不影响其他模块运行)
故障记录存储容量:16MB(可追溯10年运行数据)
2.软件与通信
控制程序开发
配置工具:Alspa Studio(支持图形化编程与梯形图)
安全逻辑验证:内置SIL4级逻辑校验引擎
固件更新:支持OTA无线升级(需安全认证)
通信协议
安全网络:SafetyNET p(传输速率100Mbps,SIL3级)
工业总线:
Profibus-DP(主站/从站模式)
Modbus TCP(兼容第三方设备)

AB121

AB121
Product brief description
The Alstom Alspa C80-35 is a compact programmable logic controller(PLC)designed by Alstom for rail transit signal systems,with core features including:
Railway-grade safety certification:complies with EN 50129 SIL4 standard
Modular expansion:Supports 35-point DI/DO(scalable to 128 points)
Dual redundant architecture:Hot standby switch between main and standby CPU(switching time≤10ms)
Secure communication protocol:SIL3-level secure Ethernet(SafetyNET p)
Environmental adaptability:IP65 protection level,-40°C to+70°C operating temperature
Product details
1.Hardware architecture design
Core control unit
Dual CPU redundancy:
Main CPU:Based on ARM Cortex-R5 real-time processor
CPU:Run the same control program independently(data synchronization delay≤1ms)
Input/Output Module:
Digital input(DI):35 points(supports 24V DC/AC input)
Digital output(DO):35 points(relay/transistor optional)
Extended interface:Connect up to 3 extension modules through Profibus-DP
Security mechanism
Self-test function:
CPU heartbeat detection(period 100ms)
Memory integrity verification(ECC error correction code)
Fault isolation:
Automatic isolation of single module failure(does not affect the operation of other modules)
Fault record storage capacity:16MB(traceable to 10 years of operational data)
2.Software and Communication
Control program development
Configuration tool:Alspa Studio(supports graphical programming and ladder diagrams)
Security logic verification:Built-in SIL4-level logic verification engine
Firmware update:Supports OTA wireless upgrade(requires safety certification)
Communication Protocol
Security Network:SafetyNET p(transmission rate 100Mbps,SIL3 level)
Industrial bus:
Profibus-DP(master/slave mode)
Modbus TCP(compatible with third-party devices)