描述
FOXBORO P0926TM通讯/输入模块技术说明
核心功能
工业级通讯与信号处理
以太网透明传输：支持10/100Mbps以太网数据通过E1线路传输，带宽2048Kbps，兼容全双工/半双工模式，支持VLAN及超长帧（IEEE 802.1Q标准）。
多协议兼容：适配Foxboro I/A Series DCS系统，支持顺序控制、梯形逻辑、事故追忆处理及数据通信。
医用隔离电源监测
实时监测隔离变压器负荷、绕阻温度及绝缘电阻，通过绿灯（正常）、黄灯（异常）及音响报警提示状态，符合GB/IEC 60364-7-710、IEC 61557-8等医疗行业标准。
采用自适应脉冲信号测量技术，抗电磁干扰能力突出，适应手术室等高可靠性场景。
技术参数
通信接口：
E1接口：符合ITU-T G.703标准，HDB3码型，支持75Ω同轴（BNC）或120Ω双绞线（RJ45）物理连接。
以太网接口：IEEE 802.3标准，RJ45端口，速率10/100Mbps。
电源与功耗：
输入电压：AC 220V±20%或DC-36～-72V（部分配置支持24V）。
功耗：≤5W（典型值）。
环境适应性：
工作温度：0°C～50°C（部分工业场景支持60°C）。
抗震/抗冲击：铝合金外壳（IP65防护等级），无电缆设计。
物理规格：
尺寸：220mm×175mm×35mm
重量：0.9kg（模块本体）或1.2kg（控制处理器模块）。
硬件设计亮点
模块化与可靠性
双层集成主板：叠加设计减少电缆干扰，支持PCI-E扩展（如3G、WiFi、GPRS模块）。
无底板结构：采用CMOS元件降低功耗，组件工作温度达60°C，可靠性优于传统DCS系统。
容错与扩展性
全系统容错设计：覆盖控制器、FBM模块及网络通信链路，保障关键信号传输稳定性。
远程配置能力：支持I/O组件远程部署，兼容Foxboro I/A Series系统扩展。
应用场景
电力系统：变电站、发电厂的隔离电源监测与故障预警。
医疗设备：手术室IT隔离电源系统的绝缘状态实时监控。
工业自动化：化工、冶金行业的高可靠性信号采集与处理。
FOXBORO P0926TM Communication/Input Module Technical Description
Core functions
Industrial communication and signal processing
Transparent Ethernet transmission:Supports 10/100Mbps Ethernet data transmission over E1 line,bandwidth is 2048Kbps,compatible with full-duplex/half-duplex mode,supports VLAN and ultra-long frames(IEEE 802.1Q standard).
Multi-protocol compatible:adapted to Foxboro I/A Series DCS system,supporting sequence control,ladder logic,accident recollection and data communication.
Medical isolation power supply monitoring
Monitor the load,winding temperature and insulation resistance of the isolation transformer in real time,and pass the green light(normal),yellow light(abnormal)and audio alarm status,and comply with the medical industry standards such as GB/IEC 60364-7-710 and IEC 61557-8.
Adaptive pulse signal measurement technology is adopted,with outstanding anti-electromagnetic interference capabilities and adapted to high-reliability scenarios such as operating rooms.
Technical parameters
Communication interface:
E1 interface:Comply with ITU-T G.703 standard,HDB3 pattern,supports 75Ωcoaxial(BNC)or 120Ωtwisted pair(RJ45)physical connection.
Ethernet interface:IEEE 802.3 standard,RJ45 port,speed 10/100Mbps.
Power and power consumption:
Input voltage:AC 220V±20%or DC-36~-72V(some configurations support 24V).
Power consumption:≤5W(typical).
Environmental adaptability:
Operating temperature:0°C~50°C(some industrial scenarios support 60°C).
Shock/Impact Resistance:Aluminum alloy housing(IP65 protection level),cable-free design.
Physical specifications:
Size:220mm×175mm×35mm
Weight:0.9kg(module body)or 1.2kg(control processor module).
Highlights of hardware design
Modularity and reliability
Dual-layer integrated motherboard:superimposed design reduces cable interference and supports PCI-E expansion(such as 3G,WiFi,GPRS modules).
Bottomless structure:CMOS components are used to reduce power consumption,the component operating temperature is up to 60°C,and its reliability is better than that of traditional DCS systems.
Fault tolerance and scalability
The system-wide fault tolerance design:covers controller,FBM module and network communication links to ensure the stability of key signal transmission.
Remote configuration capability:Supports remote deployment of I/O components and is compatible with Foxboro I/A Series system extensions.
Application scenarios
Power system:isolated power supply monitoring and fault warning for substations and power plants.
Medical equipment:Real-time monitoring of the insulation status of the operating room IT isolated power supply system.
Industrial automation:High-reliability signal acquisition and processing in the chemical and metallurgy industries.
