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PROGRAMMABLE CONTROLLER, PROGRAM CREATION SUPPORT DEVICE, COMPUTER PROGRAM AND PROGRAMMABLE LOGIC CONTROLLER (PLC) SYSTEM
PROGRAMMABLE CONTROLLER, PROGRAM CREATION SUPPORT DEVICE, COMPUTER PROGRAM AND PROGRAMMABLE LOGIC CONTROLLER (PLC) SYSTEM
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机译:可编程控制器,程序创建支持设备,计算机程序和可编程逻辑控制器(PLC)系统
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摘要
PROBLEM TO BE SOLVED: To check errors in an uploaded module without varying a program in a programmable logic controller to which the module is uploaded for updating the program.;SOLUTION: The PLC1 is provided with: a program storing part 15 for storing the program 5 composed of a plurality of modules; an update data storing part 12 for storing the module modA uploaded from a program creation support device 2; an error checking part 13 for checking errors regarding the module modA; and a program varying part 14 for writing the module modA to the program storing part 15. When the module modA is uploaded, its errors are checked and updating of the program 5 is carried out based on the error check result.;COPYRIGHT: (C)2009,JPO&INPIT
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