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MELSEC-Q
11 INSTRUCTIONS AND FUNCTIONS
Monitor registration of extension file registers
Control table format definition
Element position
Item
Description
Format 1
Format 2
%(0)
• • • • • • •
Station number
Specify the station number of the PLC.
%(0)
Control table
Specify a control table of format 2.
%(1)
Network number
Specify the network number.
%(2)
Station number
Specify the station number of the PLC.
%(3)
Detailed error code
Detailed error codes are stored here.
%(1)
%(4)
Processing code
Specify the processing code.
Processing Code 5
%(2)
%(5)
Number of points
Specify the number of points to be
monitored.
• This code is used to perform monitor registration of extension file registers of the
PLC CPU.
• By performing monitor registration, it becomes easy to monitor extension file
registers nonsequentially using the PCRD instruction.
• Specify the following data for <control table>.
Format 1 control table
%(0)
• • • • • •
Specify the station number of the PLC CPU from which
data is read.
See Section 4.2.2 for the allowable specification range.
%(1)
• • • • • •
Processing code
• Specify 5.
%(0)
• • • • • •
Specify the number of points for the extension file registers
to be monitored. The allowable specification for the number
of points is from 1 to 20 points.
Format 2 control table
%(0)
• • • • • •
Format 2 control table
• Specify 256.
%(1)
• • • • • •
Specify the network number of the network to be accessed.
See Section 4.2.2 for the allowable specification range.
%(2)
• • • • • •
Specify the station number of the PLC CPU from which
data is read.
See Section 4.2.2 for the allowable specification range.
%(3)
• • • • • •
Detailed error codes are stored here.
See Appendix 4.4.2 for the details about the error codes.
%(4)
• • • • • •
Processing code
• Specify 5.
%(5)
• • • • • •
Specify the number of points for the extension file registers
to be monitored. The allowable specification range for the
number of points is from 1 to 20 points.
