Omron SYSMAC CX-Programmer 9, Operation Manual

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Instance Specifications
Section 2-3
Function Block Instance
Area Types The following settings are made in the function block instance area:
CS/CJ-series CPU Units Ver. 3.0 or Later, CP-series PLCs, and NSJ
Controllers
Non-retained Areas
Note (1) Except when the data type is set to TIMER or COUNTER.
(2) Bit data can be accessed even if the DM or EM Area is specified for the
non-retained area or retained area.
(3) The same bank number cannot be specified as the current bank in the
user program if the EM Area is specified for the non-retained area or re-
tained area.
Retained Area
Note (1) Except when the data type is set to TIMER or COUNTER.
(2) Bit data can be accessed even if the DM or EM Area is specified for the
non-retained area or retained area.
(3) The same bank number cannot be specified as the current bank in the
user program if the EM Area is specified for the non-retained area or re-
tained area.
Timer Area
Counter Area
Item Contents
Allocated variables Variables for which the retain property for power OFF and
operation start is set as non-retained (See note 1.)
Applicable areas H (Function block Special Holding Area), I/O (CIO Area), H
(Holding Area), W (Internal Relay Area), D (Data Memory
Area) (see note 2), E (Extended Data Memory Area) (See
notes 2 and 3.)
Setting unit Set in words
Allocated words
(default) H512 to H1407
Item Contents
Allocated variables Variables for which the retain property for power OFF and
operation start is set as retained (See note 1.)
Applicable areas H (Function block Special Holding Area), H (Holding Area), D
(Data Memory Area) (see note 1), E (Extended Data Memory
Area) (See notes 2 and 3.)
Setting unit Set in words
Allocated words
(default) H1408 to H1535
Item Contents
Allocated variables Variables with TIMER set as the data type.
Applicable areas T (Timer Area) Timer Flag (1 bit) or timer PVs (16 bits)
Allocated words
(default) T3072 to T4095 Timer Flag (1 bit) or timer PVs (16 bits)
Item Contents
Allocated variables Variables with COUNTER set as the data type.
Applicable areas C (Counter Area) Counter Flag (1 bit) or counter PVs (16 bits)
Allocated words
(default) C3072 to C4095 Counter Flag (1 bit) or counter PVs (16 bits)