Configuration of Function Blocks
Section
3-1
73
3-1-3
ITEMs Common to All Function Blocks
R/W mode
R:
Read, W: Write, R/W: R/W-enabled,
-:
R/W-disabled
Note: r and r/w: Read and write for confirmation of CX-
Process Tool operation
ITEM type ITEM No.
Name
Description
According
to CX-
Process
Tool
According
to CX-
Process
Monitor
According
to ITEM
Setting
block
According
to Step
Ladder
Program
Contact
input
000
Stop block
operation
command
To stop operation of this function block
using a FINS command (including CX-
Process Monitor), set this ITEM to 1.
When this ITEM is returned to 0, a hot
start (state active before the unit was
stopped is continued before operation
is started) is performed.
Note: System Common block (Block Model 000)
ITEM000 cannot be used. (Must be set to
0.)
R/W
001
Comment
A comment up to 23 characters long
can be described in this ITEM.
Note: The default in CX-Process Tool is the
name of the function block (eight letters).
R/W
Parameter
002
Block
Model
Set the Block Model of the function
block to be registered (allocated) to
blocks having this number. The
settings of ITEM006 onwards is
determined according to the Block
Model set here.
R/W
Special
003
Execution
error
display
An error code is stored here if the data
that is set to each ITEM in this function
block is inappropriate, an error has
occurred in execution of the function
block, or the function block data is in
error.
Note: For details of error codes, see 7-1 Errors
and Alarm Troubleshooting.
r
Parameter
004
Operation
cycle
Specify the operation cycle group of
this function block. Specify whether to
execute the function block at the
operation cycle (standard setting)
specified in the System Common
block (Block Model 000), or to execute
the block at a different specific
operation cycle group (1 to 5).
Note: To change the operation cycle, first set
System Common block (Block Model 000)
ITEM014 to 0 (stop). The operation cycle
cannot be changed while the Loop Control
Unit is running.
R/W
Note
ITEM types and settable modes are the same as for individual ITEMs shown
in 3-1-4 ITEMs Unique to Individual Function Blocks. For details of each
ITEM type, see the explanation for the individual function block.