WINGREEN 03ZSTI2-00-501-R是WINGREEN DCS配套工业信号板卡，光电隔离信号采集回路，24VDC供电，通过RS485 Modbus RTU总线和主控单元进行数据交互。

WINGREEN 03ZSTI2-00-501-R is industrial signal board for WINGREEN DCS system. It adopts optical isolation circuit, 24VDC power supply and communicates with main controller over RS485 Modbus RTU.

板卡自带通道自检、故障告警以及LED状态指示灯，隔离耐压可达2500VAC，抗地环路干扰能力强，适合电厂、化工等电磁环境复杂的连续工况，是存量系统维修替换备件。

It supports channel self-test, fault alarm and LED status indication, with 2500VAC isolation voltage to suppress ground loop noise. It is suitable for harsh continuous process environments and used for legacy system maintenance.

Main Specifications 技术参数

• 1. Product Series / 产品系列：WINGREEN 03ZSTI Series Signal Board

• 2. Part Numbers / 型号编码：03ZSTI2-00-501-R

• 3. Function Type / 类型：Industrial Signal Board 工业信号板卡

• 4. Key Features / 特性：Optical isolation, RS485 Modbus RTU, 24VDC, channel self-diagnosis

• 5. Compatibility / 配套：WINGREEN DCS rack, main controller, configuration software

Core Functions 核心功能

• 1. 现场开关量信号采集，光电隔离隔离保护，阻断高低压回路串扰。
  Collect discrete field signals with optical isolation protection to prevent high-low voltage crosstalk.

• 2. RS485 Modbus RTU通讯，向上传输采集数据，接收主控下发控制指令。
  RS485 Modbus RTU communication for uploading signal data and receiving control commands.

• 3. 实时通道故障检测，开路短路识别，面板指示灯快速定位故障通道。
  Real-time channel fault detection for open and short circuit, LED indicators for fast troubleshooting.

• 4. EMC加固PCB布局，耐受变频器、电机启停带来的工业电磁干扰。
  EMC reinforced PCB layout resists electromagnetic noise from inverters and motors.

• 5. 标准插装式结构，适配WINGREEN机柜，方便现场拆装更换。
  Standard plug-in structure fits WINGREEN cabinet for convenient on-site replacement.

Application Scenarios 应用场景

• 1. 火力发电厂锅炉、汽机辅机DCS控制系统信号采集单元。
  Signal acquisition unit for boiler and turbine auxiliary DCS systems in thermal power plants.

• 2. 化工、石化装置过程监控系统，开关点位监测与联锁信号传输。
  Process monitoring system for chemical and petrochemical plants, discrete status and interlock signal transfer.

• 3. 冶金、水处理自控控制柜内I/O采集板，长期连续运行场景。
  I/O acquisition board inside automation cabinets for metallurgy and water treatment continuous process.

• 4. WINGREEN老系统技改、备件替换，机柜通道扩容项目。
  Retrofit and spare replacement for existing WINGREEN systems, cabinet channel expansion.

• 5. 海外EPC自动化项目配套备件，电厂及化工DCS系统维护备货。
  Automation spare parts for overseas EPC packages for power and chemical DCS maintenance.

FAQ 常见问答

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