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FXCPU Structured Programming Manual [Device & Common]

FXCPUS tructured Programming ManualDevice & Common1 FXCPU Structured Programming Manual [Device & Common] FXCPU Structured Programming Manual [Device & Common] ForewordThis Manual describes devices and parameters for Structured programs used in the MELSEC-F FX read this Manual and manuals of relevant products before use, sufficiently understand the specifications, and use the unit correctly and to it that this Manual is supplied to the end user. 2009 Mitsubishi Electric CorporationManual Manual confers no industrial property rights or any rights of any other kind, nor does it confer any patent Electric Corporation cannot be held responsible for any problems involving industrial property rights which may occur as aresult of using the contents described in this

• This manual provides information for the use of the FX Series Programmable Controllers. The manual has been written to be used by trained and competent personnel . The definition of such a person or persons is as follows; a) Any engineer who is responsible for the planning, design and construction of automatic equipment

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Transcription of FXCPU Structured Programming Manual [Device & Common]

1 FXCPUS tructured Programming ManualDevice & Common1 FXCPU Structured Programming Manual [Device & Common] FXCPU Structured Programming Manual [Device & Common] ForewordThis Manual describes devices and parameters for Structured programs used in the MELSEC-F FX read this Manual and manuals of relevant products before use, sufficiently understand the specifications, and use the unit correctly and to it that this Manual is supplied to the end user. 2009 Mitsubishi Electric CorporationManual Manual confers no industrial property rights or any rights of any other kind, nor does it confer any patent Electric Corporation cannot be held responsible for any problems involving industrial property rights which may occur as aresult of using the contents described in this Structured Programming Manual [Device & Common] Outline Precautions This Manual provides information for the use of the fx series programmable Controllers.

2 The Manual has been written to be used by trained and competent personnel. The definition of such a person or persons is as follows;a) Any engineer who is responsible for the planning, design and construction of automatic equipmentusing the product associated with this Manual should be of a competent nature, trained and qualifiedto the local and national standards required to fulfill that role. These engineers should be fully awareof all aspects of safety with regards to automated ) Any commissioning or service engineer must be of a competent nature, trained and qualified to thelocal and national standards required to fulfill that job.

3 These engineers should also be trained in theuse and maintenance of the completed product. This includes being completely familiar with allassociated documentation for the said product. All maintenance should be carried out in accordancewith established safety ) All operators of the completed equipment should be trained to use that product in a safe andcoordinated manner in compliance to established safety practices. The operators should also befamiliar with documentation which is connected with the actual operation of the :the term 'completed equipment' refers to a third party constructed device which contains or usesthe product associated with this Manual This product has been manufactured as a general-purpose part for general industries, and has not been designed or manufactured to be incorporated in a device or system used in purposes related to human life.

4 Before using the product for special purposes such as nuclear power, electric power, aerospace, medicine or passenger movement vehicles, consult with Mitsubishi Electric. This product has been manufactured under strict quality control. However when installing the product where major accidents or losses could occur if the product fails, install appropriate backup or failsafe functions in the system. When combining this product with other products, please confirm the standard and the code, or regulations with which the user should follow.

5 Moreover, please confirm the compatibility of this product to the system, machine, and apparatus with which a user is using. If in doubt at any stage during the installation of the product, always consult a professional electrical engineer who is qualified and trained to the local and national standards. If in doubt about the operation or use, please consult the nearest Mitsubishi Electric representative Since the examples indicated by this Manual , technical bulletin, catalog, etc. are used as a reference, please use it after confirming the function and safety of the equipment and system.

6 Mitsubishi Electric will accept no responsibility for actual use of the product based on these illustrative examples. This Manual content, specification etc. may be changed without a notice for improvement. The information in this Manual has been carefully checked and is believed to be accurate; however, you have noticed a doubtful point, a doubtful error, etc., please contact the nearest Mitsubishi Electric Microsoft , Windows and Excel are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries.

7 CompactFlash is a trademark of SanDisk Corporation in the United States and other countries. Ethernet is a trademark of Xerox Corporation. MODBUS is a registered trademark of Schneider Electric SA. The company name and the product name to be described in this Manual are the registered trademarks or trademarks of each of ContentsFXCPU Structured Programming Manual [Device & Common] Table of ContentsPositioning of This 6 Related Manuals .. 9 Generic Names and Abbreviations Used in 121. Device Devices Constructing PLC.

8 Relation among devices .. Device function Program Memory and Memory Memory operations and backup against power interruption (power ON/OFF and RUN/STOP) .. Types of backup methods against power interruption .. Change of devices between general type and latched (backed-up) How to initialize latched (backed-up) type 332. Devices in Device Number Input/Output Relays [X and Y] .. Numbers of input/output Functions and roles .. Operation timing of I/O Auxiliary relay [M].

9 Numbers of auxiliary Functions and operation State Relay [S] .. Numbers of state Functions and operation Timer [T].. Numbers of timers .. Functions and operation Set value specification Cautions on Details of timer operations and timer Program examples [Off-delay timer and flicker timer] .. Handling timers as numeric Counter [C] .. Numbers of counters .. Features of Related devices (to specify counting direction) [32-bit counter] .. Functions and operation Set value specification Cautions on Response speed of Counters handled as numeric devices.

10 High Speed Counter [C].. Types and device numbers of high speed counters .. Input assignment for high speed Handling of high speed counters .. Current value update timing and comparison of current value .. Related devices .. Change of logic of external reset input Assignment of counter input terminal and switching of How to use 2-phase 2-counting input counters C251 to C255 for 4-edge counting .. Condition under which hardware counters are handled as software counters .. Response frequency of high speed counters.


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