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Petruzella_ProgrammableLogicControllers__5e

LogixDesigner Ladder logic program RSLinx File View Communications RSLogix RSLinx RSWho RSWho Configure Drivers... Figure 15-3  RSLinx and LogixDesigner software. General Controllers properties Vendor: Type: Revision: Allen-Bradley 1756-L55 ControlLogix5555Controller 10.24 Name: Description: Chassis Type: Controller 1 Prime Controller 1756-A7 7-Slot Chassis Slot: 1 General Modules properties Type: Vendor: Parent: 1756-IB16 16 Point 10V-31.2V DC Input Allen-Bradley Local Name: Description: Slot: 0 Digital_Input_16pt Optional Input Data Comm Form: Revision: 1 Electronic Keying Exact Match Figure 15-4  Controllers properties and modules properties dialog boxes. the I/O modules are configured using RSLogix 5000 software. Modules will not work unless they have been properly configured. The software contains all the hardware information needed to configure any ControlLogix module. Project RSLogix software stores a controller’s programming and configuration information in a file called a project. The block diagram of the processor’s project file is shown in Figure 15-5. A project file contains all information relating to the project. The main components of the project file are tasks, programs, and routines. A controller can hold and execute only one project at a time. ControlLogix Controller Project Controller tags (global data) Task Program Other routines I/O data System-shared data Program tags (local data) Main routine Figure 15-5  ControlLogix processor program file. Memory and Project Organization  Part 1 335


Petruzella_ProgrammableLogicControllers__5e
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