Basic Information

Module Introduction

Core Functions 核心功能

1. 3-2-0 TMR 三重硬件冗余架构，三套独立处理器并行运算，硬件表决屏蔽单通道故障，HFT=1 容错等级，SIL3 安全认证
2. 3-2-0 TMR triple hardware redundancy, three parallel independent CPUs, hardware voting mask single fault, SIL3 IEC61508 certified
3. IEC61131-3 标准编程逻辑，实现 ESD 紧急停车、燃烧保护、机组跳机、高低限安全联锁控制
4. IEC61131-3 standard programming, execute ESD shutdown, flame protection, unit trip & process interlock logic
5. 1000 条 SOE 事件顺序记录缓存，毫秒级时间戳，完整记录联锁触发、设备故障时序，满足安监溯源要求
6. 1000 entries SOE event buffer, ms-level time stamp for safety incident audit trace
7. 多通道容错通讯：背板 IMB 容错总线、RS485 Modbus RTU、本地 RS232 调试口，可对接 DCS / 上位 SCADA 上传安全数据
8. Multi fault-tolerant communication: IMB backplane bus, Modbus RTU, RS232 debug port for DCS data exchange
9. 支持单卡热插拔维护，更换故障 CPU 无需停机、无需清空程序，不中断安全联锁运行
10. Hot-swap design, ｒｅｐｌａｃｅ processor without unit shutdown or program erasure
11. 双 CPU 主动 / 备用冗余架构，主处理器故障无扰毫秒级切换备用卡，杜绝安全系统失效停机
12. Active/standby dual CPU hot standby, seamless ms-level switchover upon main processor failure
13. 全周期硬件自诊断：处理器内核、内存、总线、IO 通讯、电源实时自检，故障硬接点输出报警至上位
14. Full continuous self-diagnosis for CPU core, memory, bus & power, dry contact fault alarm relay output
15. 模块化机架扩展，IMB 高速容错总线可串联多扩展机架，单系统最大拓展上千路安全测点
16. Modular rack expansion via IMB fault-tolerant bus, support thousands of safety I/O points in one system