Motorola 01-W3496B01适配器卡

1.产 品 资 料 介 绍：

Motorola 01-W3496B01 VMEbus 适配器卡技术解析

一、核心技术特性

1. 接口扩展能力：补充多类型 I/O 通道

• 数字量 I/O 扩展：新增 16-32 路数字量输入 / 输出通道，支持干接点、湿接点两种信号类型，可直接连接继电器、电磁阀、限位开关、指示灯等设备，解决主控板原生 I/O 通道不足的问题（如生产线多工位传感器同时接入）；
• 串行通信扩展：扩展 2-4 路 RS-232/RS-422/RS-485 串口，其中 RS-422/485 支持差分信号传输，抗干扰能力强，传输距离可达 1200 米，适配工业现场远距离外设（如车间远端温湿度传感器、仓储区扫码设备）；
• 专用接口预留：部分版本预留 CAN 总线、以太网（10/100Mbps）接口扩展位，可通过加装子模块支持工业现场总线或网络通信，实现与智能设备（如工业机器人、物联网网关）的互联。

2. 信号适配功能：解决跨标准兼容问题

• 电平转换：实现 TTL 电平与 RS-232 电平、RS-485 差分电平的双向转换，例如将主控板输出的 TTL 控制信号转换为 RS-485 电平，驱动远端执行器；
• 信号隔离：关键通道集成光电隔离电路（隔离电压典型 2500Vrms），阻断主控板与外设间的共地干扰（如工业电机启停产生的浪涌电流、电力设备强磁场干扰），保护主控板核心电路，同时提升信号传输稳定性；
• 信号调理：对采集的模拟量信号（如电流、电压信号）进行滤波、放大处理，减少噪声干扰（如变频器产生的高频噪声），确保传输至主控板的数据精度。

Motorola 01-W3496B01适配器卡 英文资料：

Technical Analysis of Motorola 01-W3496B01 VMEbus Adapter Card

Motorola 01-W3496B01 is an industrial grade interface expansion adapter card designed specifically for the VMEbus system. Its core positioning is "signal adaptation bridge+peripheral expansion hub" - by supplementing I/O channels and achieving cross standard signal conversion, it provides compatibility enhancement and functional expansion for the main control board (such as VME architecture CPU board, single board computer), helping the VME system adapt to more types of peripherals and meet the complex requirements of multi board collaboration in industrial control, energy, communication, defense and other fields. It is a key component for improving flexibility in modular embedded systems.

1、 Core technical characteristics

1. Interface expansion capability: Supplement multiple types of I/O channels

As a "peripheral connection hub", this adapter card can expand rich I/O interfaces for the main control board, covering common peripheral requirements in industrial scenarios. The specific configuration may vary slightly depending on the version:

Digital I/O Expansion: Added 16-32 digital input/output channels, supporting two signal types: dry contact and wet contact. It can directly connect relays, solenoid valves, limit switches, indicator lights, and other devices to solve the problem of insufficient native I/O channels on the main control board (such as simultaneous access of multiple workstation sensors on the production line);

Serial communication expansion: Expand 2-4 RS-232/RS-422/RS-485 serial ports, among which RS-422/485 supports differential signal transmission, has strong anti-interference ability, and can transmit up to 1200 meters, suitable for industrial field remote peripherals (such as remote temperature and humidity sensors in workshops and scanning devices in storage areas);

Special interface reservation: Some versions reserve CAN bus and Ethernet (10/100Mbps) interface extension bits, which can support industrial fieldbus or network communication by adding submodules to achieve interconnection with intelligent devices such as industrial robots and IoT gateways.

2. Signal adaptation function: solving cross standard compatibility issues

As a "signal conversion bridge", the card supports signal adaptation and isolation between multiple electrical standards, avoiding faults caused by incompatible signals between different devices:

Level conversion: Implement bidirectional conversion between TTL level, RS-232 level, and RS-485 differential level, such as converting TTL control signals output by the main control board to RS-485 level to drive remote actuators;

Signal isolation: Key channels are integrated with optoelectronic isolation circuits (with a typical isolation voltage of 2500Vrms) to block common ground interference between the main control board and peripherals (such as surge currents generated by industrial motor start stop and strong magnetic field interference from power equipment), protect the core circuit of the main control board, and improve signal transmission stability;

Signal conditioning: Filter and amplify the collected analog signals (such as current and voltage signals) to reduce noise interference (such as high-frequency noise generated by frequency converters) and ensure the accuracy of data transmitted to the main control board.

Motorola 01-W3496B01适配器卡 产      品      展      示      

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The content is from Ruichang Mingsheng Automation Equipment Co., LTD

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