描述
产品简要说明
Alstom LE108A-3-B0038512是阿尔斯通(Alstom)专为轨道交通领域设计的高可靠性可编程逻辑控制器(PLC),核心特性包括:
轨道交通专用设计:符合EN 50126/50128/50129安全标准
冗余通信架构:
双通道以太网(Profinet冗余)
冗余光纤接口(支持100Mbps带宽)
安全功能:
SIL3认证安全逻辑控制
紧急制动指令响应时间≤200ms
环境适应性:
防护等级:IP67(防尘防水)
工作温度范围:-40°C至+70°C
产品详细说明
1.硬件架构与功能模块
CPU单元
处理能力:
主频:120MHz
内存:64MB RAM+128MB ROM
程序存储容量:64MB(支持固件在线升级)
指令集:
支持梯形图(LAD)、结构化文本(ST)
特有指令:
安全逻辑运算:符合IEC 61511标准
实时时钟同步:支持GPS校时(精度±1ms)
轨道交通专用模块
列车控制接口:
64点数字量输入(24V DC)
32点数字量输出(继电器/晶体管可选)
安全模块:
双CPU表决机制(安全指令执行一致性校验)
安全事件日志存储容量:16MB(支持30天数据追溯)
通信与冗余系统
网络拓扑:
主网络(Profinet):支持256个设备节点
安全网络(TÜV认证):独立冗余通道
故障切换:
通信链路故障切换时间≤50ms
主备CPU切换时间≤200ms

408368B IAM MODULE

408368B IAM MODULE
Product brief description
Alstom LE108A-3-B0038512 is a highly reliable programmable logic controller(PLC)designed by Alstom for the rail transit field.The core features include:
Special design for rail transit:comply with EN 50126/50128/50129 safety standards
Redundant communication architecture:
Dual-channel Ethernet(Profinet redundancy)
Redundant fiber interface(supports 100Mbps bandwidth)
Safety features:
SIL3 certification security logic control
Emergency braking command response time≤200ms
Environmental adaptability:
Protection level:IP67(dust-proof and waterproof)
Operating temperature range:-40°C to+70°C
Product details
1.Hardware architecture and functional modules
CPU Unit
Processing capability:
Main frequency:120MHz
Memory:64MB RAM+128MB ROM
Program storage capacity:64MB(supports online firmware upgrade)
Instruction set:
Support ladder diagram(LAD)and structured text(ST)
Special instructions:
Safety logic operation:comply with IEC 61511 standard
Real-time clock synchronization:Support GPS calibration(accuracy±1ms)
Special module for rail transit
Train control interface:
64-point digital input(24V DC)
32-point digital output(relay/transistor optional)
Security module:
Dual CPU voting mechanism(safety instruction execution consistency verification)
Security event log storage capacity:16MB(supports 30-day data traceability)
Communication and redundant systems
Network topology:
Main network(Profinet):Supports 256 device nodes
Secure Network(TÜV Certification):Independent Redundant Channel
Failover:
Communication link failover time≤50ms
Main and backup CPU switching time≤200ms