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MELSOFT
7 MANAGEMENT OF DATA IN THE PLC CPU
POINT
(1) Write of general data (PLC user data) to/from PLC is enabled for only the ATA
card of the QCPU (Q mode).
(2) The following general data (PLC user data) cannot be written to the PLC.
File that does not satisfy a "file name (within 8 characters) "." extension (within
3 characters)"
• File that includes any of the inhibited characters (" = | : ; , \ [ ] +
? < > . / and
space) in the file name and/or extension.
• File whose extension is any of QPG, QCD, QDI, QDR, QDL, QTD, QTX, QTR,
QFD, QAD, QTM and WTM
• File whose name is any of QN.QSY, WORK.QSY, TRACE.QSY,
PARAM.QPA, IPARAM.QPA, AUTOEXEC.QBT, Q00.DAT to Q99.DAT and
MONITOR.Q00 to MONITOR.Q0F