Precautions for Correct Use
If the SD Memory Card has "MR£" shown on the backside and you want to use it with NX701-
££££ or NJ501-££££, the CPU Units must be in the following versions:
•
NX701-££££: Version 1.14 or later
• NJ501-££££: Version 1.13 or later
11-6-2
File Types
File Names
File names and extensions are assigned to identify files.
The following characters can be used in file names and extensions. File names are not case sensitive.
A to Z, a to z, and 0 to 9
the following symbols: $ % ’ - _ @ ! ‘ ( ) ~ = # & + ^ [ ] { } , . ;
The following characters cannot be used in files names.
Blanks, multi-byte characters, and the following symbols: / \ ? * ” : < >
The maximum length of a file name with the extension is 65 characters.
The first period (.) in a file name is taken as the delimiter between the file name and extension.
Extensions are determined by the file type.
Directory
You can create up to five levels of directories to store files on the SD Memory Card (count the root
directory as one level).
A maximum of 65 characters can be used in a directory name.
File Names Handled by CPU Unit
The files described in the following table can be read or written by the CPU Unit.
File type File name
Ex-
ten-
sion
Contents Description
Variables file (bi-
nary format)
Refer to
1
1-6-2 File
Types on
page 11-19.
.bin Specified variables The variables file contains the values of
specified variables (which include arrays
and structures) in binary format (.bin).
Refer to the NJ/NX-series CPU Unit Software User's Manual (Cat. No. W501)
for details.
11 FTP Server
11-19
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
11-6 Using SD Memory Card Operations
11
11-6-2 File Types
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