Mitsubishi Electric MELSEC iQ-R Series User Manual page 451

Classification Type
Refresh data Word
register

Nesting

Pointer


Other devices



*1 These are the maximum points that can be handled in the CPU module. The number of points actually used differs depending on the
module used.
*2 The default number of points is 16384 for the R120PCPU.
*3 Version restrictions vary according to the operation mode. ( Page 747 Added and Enhanced Functions)
*4 Can be used as a device comment in the SFC program.
*5 The maximum number of points differs depending on the "Link Direct Device Setting" of the engineering tool. Before using the "Link
Direct Device Setting", check the version of the CPU module and engineering tool used. ( Page 747 Added and Enhanced
Functions)
Device name Symbol
Refresh data register RD
Nesting N
Pointer P
Interrupt pointer I
Network No. specification J
device
I/O No. specification device U
*3
SFC block device BL
*3*4
SFC transition device TR
Number of points Parameter-set range
of Default
512K points Changeable
15 points Unchangeable
*2
8192 points Changeable ( Page
486 Pointer setting)
1024 points Unchangeable

Unchangeable

320 points
0 points
Notation
Decimal
Decimal
Decimal
Decimal
Decimal
27
Hexadecimal
Decimal
Decimal
27 DEVICES
449
27.1 Device List