Maher Salem

MrPLC Member
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About Maher Salem

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  • Country Egypt

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  1. Q68ADI Analog Programming

    firstly you should activate the 4th channel you through intelligent function module then write your To From program instructions  
  2. Nj series SD Card not backing up

    HMC-SD291  2GB
  3. I have a SD Card on NJ series cpu don't accept the backup I formatted it by using PC  and can't do backup from cpu What is the causes ,? Is the formatting by computer affect the SD card ? If there is a password on cpu will it prevent me to format or intialize  the card by using sysmac studio ?    
  4. NT21 HMI

    Dear all  What is the problem with this HMI  When I canect power terminals this screen appears  Is the program lost ? Note: there is no battery . Is the battery can affect the operating system and the program ?  
  5. S7-200 Communication Problem

    thank you so much you are right
  6. S7-200 Communication Problem

    1- I don't havesp9 2 - the larger screenshot didn't upload due to larger size 3- i used the right com port 4- i tried all puad rates 5- i didn't try with Stop mode
  7. S7-200 Communication Problem

    Dear All, I have a communication problem with S7-200, the CPU Didn't Communicate with Laptop I used MPI and PPI Cable , the Operating System is Win10 What is the Fault ?? 1.bmp
  8. L Series CPU Program Transfer

    Mr. Crossbow thanks for your interest and your comment
  9. L Series CPU Program Transfer

    Mr. AndreasW your Conclusion is the nearest to my thoughts i have only one simple motion module the only part will be replaced is the CPU So, Its Important to read your comment before trying to write My wrong thoughts is that the module away from uploading and downloading (Don't contain a memory) and only the CPU is the place to store all data So, i will try to Write the program and parameters then see what will happen thank you
  10. L Series CPU Program Transfer

    i have a cpu containing the original project, and i have another spare cpu,  the main problem appears when we write the program to the new cpu the simple motion module error LED is flashing and the machine isn't working well So, i want to know an ideal and safe method to replace the cpu without affecting the setting of the intelligent function modules (Motion and temperature) especially during the (Write) process
  11. L Series CPU Program Transfer

    i will try this  
  12. L Series CPU Program Transfer

    yesit is the same model but i don't know where is the place to modify these default parameters  
  13. L Series CPU Program Transfer

    I'm facing a problem with L Series PLC when i replaced the CPU, I read the whole program from the old CPU But, when i write it to the new CPU, the Attached message appeared What is the Solution to Transfer all the Program correctly
  14. Output Module problem

    We have Fx1N-60MT-001 plc unit  And we need to connect an extension module FX2N-8EYT  But after connection of the module the power led on the module is ON  When trying to check the module output, it was not found Is there a configuration required ? Is there any thing Missed ? Is the software not compatible with the module (I'm using Gxworks2) ? Please help me !