描述
1.产品定位与核心功能
类型:
高性能扩展输入/输出(I/O)模块,属于GE DS3800系列中用于复杂信号处理与高速通信的扩展单元,可能专为Mark VIe系统设计,支持多协议兼容性(如EtherCAT、PROFINET等工业以太网协议)。
核心用途:
信号扩展:
增加系统I/O通道数量,支持更多现场设备接入(如传感器、执行器、HMI等)。
兼容模拟量(如温度、压力)与数字量(如开关状态、脉冲信号)混合输入/输出。
协议转换:
实现不同通信协议之间的数据桥接(如将Modbus TCP信号转换为Mark VIe内部专用协议)。
边缘计算:
内置简单逻辑处理能力(如信号滤波、阈值比较),减轻主控制器负担。
2.关键技术参数
输入/输出通道特性
通道数量与类型(需以实物标牌或手册为准):
模拟输入(AI):
典型配置:8通道(单端)或4通道(差分),支持4-20mA、0-10V、热电阻(RTD)、热电偶(TC)信号。
精度:±0.1%FS(满量程),分辨率16位。
模拟输出(AO):
典型配置:4通道,输出范围0-20mA或0-10V,负载能力≥500Ω。
数字输入(DI):
典型配置:16通道,支持干接点(无源触点)或湿接点(12-48V DC有源信号)。
响应时间:≤2ms(从信号变化到模块输出)。
数字输出(DO):
典型配置:8通道,继电器触点输出(24V DC/5A)或固态开关输出(2A持续)。
通信与接口
内部通信:
通过Mark VIe专用背板总线(高速串行链路,速率≥100Mbps)与主控制器(如IS200TRLYH1A)交换数据。
支持冗余通信:双总线设计,主总线故障时自动切换至备用总线(切换时间≤10ms)。
外部接口:
以太网端口:
1-2个RJ45接口,支持10/100/1000Mbps自适应,协议可能包括Modbus TCP、OPC UA、EtherCAT。
现场总线接口:
可选配置PROFIBUS-DP、DeviceNet或CANopen接口(需模块型号后缀标识)。
接线端子:
采用可拆卸式弹簧端子或螺钉端子,支持快速接线与维护。
环境适应性
工作温度:-20°C至+70°C(工业级,符合IEC 60068-2-1标准)。
防护等级:IP20(模块本体),需安装于防护等级≥IP54的机柜内以满足现场环境要求。
抗干扰能力:
符合IEC 61000-4-6(射频场抗扰度)与IEC 61000-4-4(电快速瞬变脉冲群抗扰度)标准。
1.Product Positioning and Core Functions
Type:
This high-performance expansion input/output(I/O)module is part of the GE DS3800 series and is designed for complex signal processing and high-speed communication.It may be designed specifically for the Mark VIe system and supports multi-protocol compatibility(such as EtherCAT,PROFINET,and other industrial Ethernet protocols).
Core Applications:
Signal Expansion:
Increases the number of system I/O channels,supporting the connection of more field devices(such as sensors,actuators,and HMIs).
Compatible with mixed input/output of analog(such as temperature and pressure)and digital(such as switch status and pulse signals).
Protocol Conversion:
Bridging data between different communication protocols(such as converting Modbus TCP signals to the Mark VIe’s internal proprietary protocol).
Edge Computing:
Built-in simple logic processing capabilities(such as signal filtering and threshold comparison)reduce the burden on the main controller.2.Key Technical Parameters
Input/Output Channel Characteristics
Channel Number and Type(Please refer to the actual product label or manual for accuracy):
Analog Input(AI):
Typical Configuration:8 channels(single-ended)or 4 channels(differential),supporting 4-20mA,0-10V,RTD,and Thermocouple(TC)signals.
Accuracy:±0.1%FS(full scale),16-bit resolution.
Analog Output(AO):
Typical Configuration:4 channels,output range 0-20mA or 0-10V,load capacity≥500Ω.
Digital Input(DI):
Typical Configuration:16 channels,supporting dry contact(passive)or wet contact(12-48V DC active signal).
Response Time:≤2ms(from signal change to module output).
Digital Output(DO):
Typical Configuration:8 channels,relay contact output(24V DC/5A)or solid-state switch output(2A continuous).Communication and Interfaces
Internal Communication:
Data is exchanged with a host controller(such as the IS200TRLYH1A)via the Mark VIe dedicated backplane bus(a high-speed serial link with a rate of≥100 Mbps).
Redundant Communication:Dual-bus design automatically switches to the backup bus in the event of a primary bus failure(switching time≤10ms).
External Interfaces:
Ethernet Ports:
One or two RJ45 ports,supporting 10/100/1000 Mbps auto-sensing.Protocols include Modbus TCP,OPC UA,and EtherCAT.
Fieldbus Interface:
Optional PROFIBUS-DP,DeviceNet,or CANopen interfaces are available(requires module model suffix identification).
Terminal Blocks:
Removable spring terminals or screw terminals are used for quick wiring and maintenance.
Environmental Compatibility:
Operating Temperature:-20°C to+70°C(industrial grade,compliant with IEC 60068-2-1).Protection level:IP20(module body).Must be installed in a cabinet with a protection level of IP54 or higher to meet site environmental requirements.
Interference Immunity:
Complies with IEC 61000-4-6(RF field immunity)and IEC 61000-4-4(electrical fast transient/burst immunity).
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