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  • No : 22481
  • Release Date : 2018/09/03 17:28
  • Update : 2018/09/21 16:47
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Security functions of MELSEC iQ-R series

What is the advantage of using the security functions of MELSEC iQ-R series?
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The functions serve to protect the user property stored in a personal computer and the user property inside modules
in the MELSEC iQ-R series system against threats such as theft, tampering, faulty operation, and unauthorized
execution due to the unauthorized access by an outsider.
Each security function has a different advantage. Use a security function appropriate to your purpose.

 (1) Block password function
         Prevents unauthorized access with a password set to POU.

 (2) Security key authentication function
         Prevents unauthorized execution, reading, and writing of programs with registration of a security key to a CPU module
         and a personal computer.

 (3) File password function
         Prevents unauthorized reading and writing of data from/to a file in a CPU module with a password.

 (4) IP filter function
         Identifies the IP addresses of external devices by Ethernet and blocks access from unauthorized IP addresses.

 (5) Remote password function
         Limits access from external devices to the CPU module via communication routes other than the specified one with
         a password for the communication by Ethernet.
Product Name
MELSEC iQ-R Series
MELSEC iQ-R Series

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