GE VG5SK8I052311 PM0N2000 TMR 隔离数字量输入模块 MARK VI 燃气 / 蒸汽轮机安全 IO 工控备件

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Update time : 2026-07-10

Basic Information

Brand: General Electric Original USA, dedicated TMR I/O card for Speedtronic MARK VI turbine safety control system

品牌：美国通用电气原厂，Speedtronic MARK VI 涡轮安全控制系统专用 TMR IO 卡件

Model: VG5SK8I052311

型号：VG5SK8I052311

Series Code: PM0N2000

系列代号：PM0N2000

Product Type: Multi-Channel Opto-Isolated TMR Triple Redundant Digital Input Module

产品类型：多路光耦隔离 TMR 三重冗余数字量输入模块

Compatible System: GE Speedtronic MARK VI gas turbine, steam turbine, combined cycle SIS safety instrumented control system

适配系统：GE Speedtronic MARK VI 燃气轮机、蒸汽轮机、联合循环 SIS 安全控制系统

Mounting Method: Standard VME rack front & rear double connector plug-in hot-swap installation

安装方式：标准 VME 机架前后双接口插拔式，支持在线热插拔更换

Module Type Introduction

VG5SK8I052311 PM0N2000 is standard safety discrete signal acquisition card for MARK VI VME rack, adopting full triple modular redundant TMR hardware design, matched with two identical modules to realize 2oo3 hardware voting operation. Multiple optocoupler isolated digital input channels receive 24VDC binary signals from field equipment including generator breaker auxiliary contacts, turbine trip command, flame detection switch, safety valve feedback and fire & gas interlock status. Optical isolation completely isolates high-voltage secondary circuit and motor strong electromagnetic interference to avoid ground loop surge damage to main processor. High-speed synchronous sampling within 10ms full channel refresh ensures real-time safety interlock response; built-in complete self-diagnosis circuit to detect wire break, short circuit and power failure, it is essential replacement spare part for thermal power plant rotating equipment safety monitoring cabinet.

VG5SK8I052311 PM0N2000 是 MARK VI VME 机架标准安全开关量采集卡，采用完整三重模块冗余 TMR 硬件设计，三块同款卡同步运行实现 2 取 3 硬件表决；多路光耦隔离数字输入通道接收现场 24VDC 二进制信号，包含发电机断路器辅助触点、机组跳机指令、火焰检测开关、安全阀反馈、火气联锁状态等。光耦隔离彻底分隔高压二次回路与电机强电磁干扰，杜绝地环路浪涌击穿主控单元；10ms 内完成全通道高速同步采样，保障安全联锁实时响应；内置完整硬件自诊断回路，可识别线缆断线、通道短路、板卡供电异常，是火电厂旋转设备安全监控控制柜核心维护替换备件。

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Core Functions

TMR triple redundant parallel architecture, hardware 2-out-of-3 voting, eliminate single-point failure risk of safety interlock loops
TMR 三重冗余并行架构，硬件三取二表决，消除安全联锁回路单点失效风险
Multi opto-isolated DI channels, standard 24VDC signal compatible for switch, trip and interlock contact collection
多路光耦隔离 DI 通道，兼容标准 24VDC 开关量，采集断路器、跳机、联锁触点反馈
Full galvanic isolation between field side and control backplane, 2000VAC isolation withstand voltage to block high voltage leakage
现场侧与控制背板全光耦隔离，2000VAC 工频隔离耐压，阻断高压窜入主控回路
High-speed synchronous signal scanning, full channel state upload within 10ms to guarantee real-time turbine safety protection
高速同步信号扫描，10ms 内全通道状态上传，保障机组安全保护实时响应
Complete hardware real-time self-diagnosis, auto detect sensor open circuit, short circuit, over-range and backplane power loss with front panel LED fault display
全套硬件实时自诊断，自动识别传感器断线、短路、超量程、背板失电，面板 LED 显示故障代码
VME backplane high-speed bidirectional communication, upload real-time equipment status and fault alarm data to main control CPU
VME 背板高速双向通讯，向主控 CPU 上传设备实时状态与故障报警事件
Hot-swap plug-and-play design, ｒｅｐｌａｃｅ faulty module without whole turbine safety system shutdown
机架热插拔即插即用，更换故障卡无需整套涡轮安全系统停机

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