描述
一、核心参数与硬件配置
产品定位
功能：工业自动化控制中的I/O接口模块，用于连接PLC（可编程逻辑控制器）与电气回路，支持数字信号与模拟信号的转换与处理。
兼容性：适配多种工业控制系统（如GE、ABB、西门子等），可扩展为DI（数字输入）、DO（数字输出）、AI（模拟输入）、AO（模拟输出）等模块。
电气特性
工作电压：支持220V AC或24V DC输入，具体参数可能因版本调整。
输出频率：部分型号支持20kHz或350Hz，适用于高速控制场景。
隔离方式：提供继电器隔离或晶体管隔离选项，增强抗干扰能力。
I/O扩展能力
点数配置：可扩展数千点I/O，具体数量受PLC系统最大配置限制。
信号类型：
开关量：支持220V AC、110V AC、24V DC等电压等级。
模拟量：兼容电流型（4-20mA）和电压型（0-10V）信号，精度可达12位至16位。
二、功能特性
信号处理与转换
输入信号：将电气回路的电信号（如开关状态、模拟电压/电流）转换为数字信号，供PLC处理。
输出信号：将PLC的控制指令转换为电信号，驱动执行器（如电机、阀门）。
模块化设计
灵活扩展：支持热插拔安装，可快速替换故障模块，减少停机时间。
兼容协议：适配Modbus、Profibus、EtherNet/IP等工业通信协议，实现设备间数据互通。
环境适应性
工业级防护：耐宽温（-40°C至+85°C）、抗振动与电磁干扰，符合EN61000-6-4/6-2抗干扰标准。
安全认证：部分型号通过3C认证，适用于危险区域（如防爆环境）。
1.Core parameters and hardware configuration
Product Positioning
Function:I/O interface module in industrial automation control,used to connect PLC(programmable logic controller)and electrical circuits,and supports the conversion and processing of digital signals and analog signals.
Compatibility:It is adapted to a variety of industrial control systems(such as GE,ABB,Siemens,etc.),and can be expanded into DI(digital input),DO(digital output),AI(analog input),AO(analog output)and other modules.
Electrical characteristics
Operating voltage:Supports 220V AC or 24V DC input,and the specific parameters may be adjusted according to the version.
Output frequency:Some models support 20kHz or 350Hz,suitable for high-speed control scenarios.
Isolation method:Provide relay isolation or transistor isolation options to enhance anti-interference ability.
I/O expansion capability
Point configuration:It can expand thousands of points I/O,and the specific number is limited by the maximum configuration of the PLC system.
Signal type:
Switching quantity:Supports voltage levels such as 220V AC,110V AC,24V DC.
Analog:Compatible with current(4-20mA)and voltage(0-10V)signals,with accuracy up to 12-bit to 16-bit.
2.Functional characteristics
Signal processing and conversion
Input signal:converts the electrical signal of the electrical circuit(such as switching state,analog voltage/current)into a digital signal for processing by PLC.
Output signal:converts the PLC control command into electrical signals and drives the actuator(such as motors and valves).
Modular design
Flexible expansion:Supports hot-swap installation,can quickly replace faulty modules and reduce downtime.
Compatibility protocol:adapts to industrial communication protocols such as Modbus,Profibus,EtherNet/IP to realize data interoperability between devices.
Environmental adaptability
Industrial-grade protection:wide temperature resistance(-40°C to+85°C),vibration and electromagnetic interference resistance,complies with EN61000-6-4/6-2 anti-interference standard.
Safety certification:Some models have passed 3C certification and are suitable for hazardous areas(such as explosion-proof environments).
