GE Fanuc（现为艾默生自动化，前身为GE智能平台）通用电气IC695NKT002拓展模块是一款重要的工业自动化组件，以下是对该模块的详细介绍：

一、产品概述

IC695NKT002是PACSystems RX3i系列的一个组件，也被称为以太网网络接口单元（Ethernet Network Interface Unit）。它集成了以太网通信功能，为PACSystem RX3i平台提供了与其他设备和控制器进行网络通信的能力。

二、组成结构

• 该模块是一个封装产品，主要由以下部分组成：

  • 一个以太网NIU（Network Interface Unit），目录号为IC695NIU001。
  • 两个以太网接口模块（Ethernet Interface Module），目录号为IC695ETM001。

三、功能特点

1. NIU模块功能：

   • 通过RS90和RS30连接提供与232-485系列I/O模块的连接。
   • 支持Modbus RTU从站、SNP、串行I/O及Modbus RTU主站配置。
   • 这些端口兼容通过应用程序“C”块进行配置。

2. ETM模块功能：

   • 通过以太网与其他PAC系统、设备及90-30系列和VersaMax控制器通信。
   • 使用GE Fanuc SRTP（Serial Real-Time Protocol）和以太网全局数据（Ethernet Global Data, EGD）协议。
   • 通过四层TCP/IP堆栈实现TCP/IP连接。

3. 迁移与兼容性：

   • IC695NKT002提供了一种迁移到较新的控制器平台的替代方法，而无需完全更换系统，这被称为分阶段迁移或部分迁移。
   • 它支持PACSystem RX3i和90-30系列PLC平台，能够与这些平台无缝集成。

四、应用场景

IC695NKT002拓展模块广泛应用于工业自动化领域，特别是在需要以太网通信接口的场合。它允许PACSystem RX3i平台与其他设备和控制器进行高效、可靠的数据交换，从而实现对工业过程的精确控制和监控。

The GE Fanuc (now Emerson Automation, formerly known as GE Intelligent Platform) General Electric IC695NKT002 expansion module is an important industrial automation component. The following is a detailed introduction to the module:

1、 Product Overview

IC695NKT002 is a component of the PACSystems RX3i series, also known as the Ethernet Network Interface Unit. It integrates Ethernet communication functionality, providing the PACSystem RX3i platform with the ability to communicate with other devices and controllers over the network.

2、 Composition structure

This module is a packaged product, mainly composed of the following parts:

An Ethernet NIU (Network Interface Unit) with directory number IC695NIU001.

Two Ethernet Interface Modules, catalog number IC695ETM001.

3、 Functional Features

NIU module functions:

Provide connection to 232-485 series I/O modules through RS90 and RS30 connections.

Supports Modbus RTU slave, SNP, serial I/O, and Modbus RTU master configuration.

These ports are compatible and can be configured through the "C" block of the application.

ETM module functions:

Communicate with other PAC systems, devices, 90-30 series, and VersaMax controllers via Ethernet.

Use GE Fanuc SRTP (Serial Real Time Protocol) and Ethernet Global Data (EGD) protocol.

Implement TCP/IP connections through a four layer TCP/IP stack.

Migration and compatibility:

IC695NKT002 provides an alternative method for migrating to newer controller platforms without the need for a complete system replacement, known as staged migration or partial migration.

It supports PACSystem RX3i and 90-30 series PLC platforms and can seamlessly integrate with these platforms.

4、 Application scenarios

The IC695NKT002 expansion module is widely used in the field of industrial automation, especially in situations where Ethernet communication interfaces are required. It allows the PACSystem RX3i platform to efficiently and reliably exchange data with other devices and controllers, enabling precise control and monitoring of industrial processes.