Omron CX-PROGRAMMER V8.1 Operation Manual page 69

Instance Specifications
Function Block Instance
Area Types
44
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
Item
Allocated variables
Applicable areas
Setting unit
Allocated words
(default)
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
Item
Allocated variables
Applicable areas
Setting unit
Allocated words
(default)
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
Item
Allocated variables
Applicable areas
Allocated words
(default)
Counter Area
Item
Allocated variables
Applicable areas
Allocated words
(default)
Variables for which the retain property for power OFF and
operation start is set as non-retained (See note 1.)
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.)
Set in words
H512 to H1407
Variables for which the retain property for power OFF and
operation start is set as retained (See note 1.)
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.)
Set in words
H1408 to H1535
Variables with TIMER set as the data type.
T (Timer Area) Timer Flag (1 bit) or timer PVs (16 bits)
T3072 to T4095 Timer Flag (1 bit) or timer PVs (16 bits)
Variables with COUNTER set as the data type.
C (Counter Area) Counter Flag (1 bit) or counter PVs (16 bits)
C3072 to C4095 Counter Flag (1 bit) or counter PVs (16 bits)
Section 2-3
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