




3180021-03 GP2501-TC11
适配器/电源将数据传输至模块(块传输、写入),并
从模块(块传输读取),使用您计算机中的BTW和BTR指令
梯形图程序。这些指令允许适配器获取输入值
并允许您发送输出值并建立
模块的操作模式。适配器之间的典型通信
模块图描述了通信过程。
适配器和模块之间的典型通信
适配器
活断层
本地的
过失
24VDC
电源
里约适配器
1794-ASB在0中2中4中6中1中3中5中7
TC RTD输入8通道
3.
1794-IRT8
压水堆
FF F F F F
45316
适配器传输您的配置数据。
柔性总线
外部设备传输
将模拟信号传输至模块。
模块转换
将模拟信号转换为二进制
格式化并存储这些
值,直到适配器
请求转移。
适配器接收数据
从模块和存储器
它在数据表中。
适配器模块确定
传输没有错误,并且
输入值在指定范围内。
您的梯形图程序可以使用和/或移动数据(如果有效)
在通过在一个数据库中传输新数据来写入之前
随后的转移。
1.
4.
5.
6.
2.
3.
新的配置数据可以发送到
模块在运行期间随时可用。
7.
1794-ACN15
1794-ACNR15
1794-ADN
1794-AENT
1794-AENTR
微逻辑™
1794-ASB
1794-APB
适配器
1794-AENT显示
出版物1794-UM062B-EN-P-2020
14 FLEX I/O和模拟模块概述
物理特征
您的模块
模块标签标识钥匙开关位置、接线和模块类型。A.
可移动标签提供了空间,可根据您的需要书写单独的名称
应用提供指示器以识别输入故障条件
显示模块何时通电。
模块标签和指示器
1794-IE8(1794-IEEE 8XT)
1794-IE12
1794-OE12
好啊
-
-
好啊
模块类型
可拆卸标签
钥匙开关
位置指示器(#3)
上电指示器
模块类型
可拆卸标签
钥匙开关
位置指示器(#3)
上电指示器
模块类型
可拆卸标签
钥匙开关
位置指示器(#4)
上电指示器
46060
出版物1794-UM062B-EN-P-2020年3月
FLEX I/O和模拟模块概述15
在本章中,您了解了FLEX I/O系统和模拟输入/输出的类型
模块及其与可编程控制器的通信方式。
1794-OE4(1794-EE4XT)
1794-IE4XOE2(1794-IE4XOE2XT)
1794-IE8XOE4
-
好啊
-
好啊
-
好啊
模块类型
可拆卸标签
钥匙开关
位置指示器(#5)
上电指示器
模块类型
可拆卸标签
钥匙开关
位置指示器(#5)
上电指示器
46061
输出指示符
模块类型
可拆卸标签
钥匙开关
位置指示器(#4)
上电指示器
出版物1794-UM062B-EN-P-2020
16 FLEX I/O和模拟模块概述
笔记:
17出版物1794-UM062B-EN-P-2020年3月
第二章
安装FLEX I/O模块
概述:本章为您提供安装前的要求和说明
如何安装FLEX I/O模拟模块。
在安装之前
单元
在安装FLEX I/O模拟模块之前,您必须:
•计算每个机箱中所有模块的功率需求,
•验证是否有合适的外壳可用于安装模块
•将钥匙开关定位在端子座上。
电源要求:终端基座单元的布线由电流通过决定
终端基座。确保当前绘制不受影响
超过10A。
主题页
在安装模块17之前
电源要求17
安装模块19
接线端子座第二十五单元
将导线连接到柔性输入/输出模块26
注意:通过终端基座单元的总电流为
限于10 A。可能需要单独的电源连接。
注意:请勿将电源或接地串接至终端
基本单元至任何交流或直流数字模块终端基本单元。
出版物1794-UM062B-EN-P-2020年3月
18.安装您的FLEX I/O模块
接线端子基座单元的接线方法如下图所示。
数字输入
单元
模拟
单元
模拟
单元
模拟
单元
数字输出
单元
数字输入
单元
TC/RTD/mV
单元
模拟
单元
TC/RTD/mV
单元
TC/RTD/mV
单元
TC/RTD/mV
单元
TC/RTD/mV
单元
雏菊链
个人
结合体
24V直流电
24V直流电
24V直流电
24V直流电
24V直流电
24V直流45318
总电流消耗小于10 A时的接线
总电流消耗小于10 A时的接线
通过任何基本单元的总电流不得大于10 A
注意:对于每种类型的接线,请注意以下规则:
配置:
•Daisychain–所有模块必须为模拟或TC/RTD/mV模块
对于这种配置。
•单独–对于任何嘈杂的直流数字信号,使用此类配置
系统中的I/O模块。
•组合–所有模块均由同一电源供电
必须是用于以下组合类型的模拟模块:
配置
出版物1794-UM062B-EN-P-2020年3月
安装FLEX I/O模块19
我
3180021-03 GP2501-TC11

3180021-03 GP2501-TC11
The adapter/power supply transfers data to the module (block transfer write) and from the module (block transfer read) using BTW and BTR instructions in your ladder diagram program. These instructions let the adapter obtain input values and status from the module, and let you send output values and establish the module’s mode of operation. The Typical Communication Between the Adapter and a Module figure describes the communication process. Typical Communication Between the Adapter and a Module ADAPTER ACTIVE FAULT LOCAL FAULT 24VDC POWER SUPPLY RIO ADAPTER 1794-ASB IN 0 IN 2 IN 4 IN 6 IN 1 IN 3 IN 5 IN 7 TC RTD INPUT 8 CHANNEL 3 1794-IRT8 PWR FF F F F F F F 45316 The adapter transfers your configuration data. FlexBus External devices transmit analog signals to the module. The module converts analog signals into binary format and stores these values until the adapter requests their transfer. The adapter receives data from the modules and stores it in the data table. The adapter module determine that the transfer was made without error and input values are within specified range. Your ladder program can use and/or move the data (if valid) before it is written over by the transfer of new data in a subsequent transfer. 1 4 5 6 2 3 New configuration data can be sent to the module anytime during operation. 7 1794-ACN15 1794-ACNR15 1794-ADN 1794-AENT 1794-AENTR MicroLogix™ 1794-ASB 1794-APB Adapter 1794-AENT shown Publication 1794-UM062B-EN-P - 2020 14 Overview of FLEX I/O and Your Analog Module Physical Features of Your Modules The module label identifies the keyswitch position, wiring and module type. A removable label provides space for writing individual designations per your application. Indicators are provided to identify input fault conditions, and to show when power is applied to the module. Module Labels and Indicators 1794-IE8 (1794-IE8XT) 1794-IE12 1794-OE12 OK - - OK Module type Removable label Keyswitch position indicator (#3) Power on indicator Module type Removable label Keyswitch position indicator (#3) Power on indicator Module type Removable label Keyswitch position indicator (#4) Power on indicator 46060 Publication 1794-UM062B-EN-P - March 2020 Overview of FLEX I/O and Your Analog Module 15 Summary In this chapter, you learned about the FLEX I/O system and the types of analog modules and how they communicate with programmable controllers. 1794-OE4 (1794-OE4XT) 1794-IE4XOE2 (1794-IE4XOE2XT) 1794-IE8XOE4 - OK - OK - OK Module type Removable label Keyswitch position indicator (#5) Power on indicator Module type Removable label Keyswitch position indicator (#5) Power on indicator 46061 Output designators Module type Removable label Keyswitch position indicator (#4) Power on indicator Publication 1794-UM062B-EN-P - 2020 16 Overview of FLEX I/O and Your Analog Module Notes: 17 Publication 1794-UM062B-EN-P - March 2020 Chapter 2 Install Your FLEX I/O Module Overview This chapter provides you with pre-installation requirements and instructions on how to install your FLEX I/O analog module. Before You Install Your Module Before installing your FLEX I/O analog module, you must: • Calculate the power requirements of all modules in each chassis, • Verify that a suitable enclosure is available for installation of the module • Position the keyswitch on the terminal base. Power Requirements The wiring of the terminal base unit is determined by the current draw through the terminal base. Make certain that the current draw does not exceed 10 A. Topic Page Before You Install Your Module 17 Power Requirements 17 Install the Module 19 Wire the Terminal Base Unit 25 Connect Wiring to the FLEX I/O Module 26 ATTENTION: Total current draw through the terminal base unit is limited to 10 A. Separate power connections may be necessary. ATTENTION: Do not daisy chain power or ground from the terminal base unit to any AC or DC digital module terminal base unit. Publication 1794-UM062B-EN-P - March 2020 18 Install Your FLEX I/O Module Methods of wiring the terminal base units are shown in the illustration below. Digital Input Module Analog Module Analog Module Analog Module Digital Output Module Digital Input Module TC/RTD/mV Module Analog Module TC/RTD/mV Module TC/RTD/mV Module TC/RTD/mV Module TC/RTD/mV Module Daisychain Individual Combination 24V DC 24V DC 24V DC 24V DC 24V DC 24V DC 45318 Wiring when total current draw is less than 10 A Wiring when total current draw is less than 10 A Total current draw through any base unit must not be greater than 10 A ATTENTION: Note the following rules for each type of wiring configuration: • Daisychain – AIl modules must be analog or TC/RTD/mV modules for this configuration. • Individual – Use this type of configuration for any noisy DC digital I/O modules in your system. • Combination – All modules powered by the same power supply must be analog modules for the combination type of configuration. Publication 1794-UM062B-EN-P - March 2020 Install Your FLEX I/O Module 19 Install the Module Installation of the analog module consists of: • Mounting the terminal base unit • Installing the analog module into the terminal base unit • Installing the connecting wiring to the terminal base unit If you are installing your module into a terminal base unit that is already installed, proceed to the section, Mount the Analog Module on the Terminal Base Unit, on page 23. Mount on a DIN Rail Install the Terminal Base Unit 1. Remove the cover plug in the male connector of the unit to which you are connecting this terminal base unit. 2. Check to make sure that the 16 pins in the male connector on the adjacent device are straight and in line so that the mating female connector on this terminal base unit will mate correctly. Make certain that the female FlexBus connector is fully retracted into the base unit. ATTENTION: Do not remove or replace a terminal base unit when power is applied. Interruption of the FlexBus can result in unintended operation or machine motion. 1 2 3 4 6 7 7 8 9 0 45319 Publication 1794-UM062B-EN-P - March 2020 20 Install Your FLEX I/O Module 3. Position the terminal base at a slight angle and hooked over the top of the 35 x 7.5 mm DIN rail A (Allen Bradley part number 199-DR1; 46277-3). 4. Slide the terminal base over tight against the adapter (or proceeding terminal base). Make sure the hook on the terminal base slides under the edge of the adapter (or proceeding terminal base) and the FlexBus connector is fully retracted. 5. Rotate the terminal base onto the DIN rail with the top of the rail hooked under the lip on the rear of the terminal base. Use caution to make sure that the female FlexBus connector does not strike any of the pins in the mating male connector. 6. Press down on the terminal base unit to lock the terminal base on the DIN rail. If the terminal base does not lock into place, use a screwdriver or similar device to open the locking tab, press down on the terminal base until flush with the DIN rail and release the locking tab to lock the base in place
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