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137
System Monitor Screens
Section 4-17
71
Inappropriate parame-
ter
a) When restricted condi-
tions are applied across
two ITEMs:
(example: when the unit
pulse output is equal to or
greater than the opera-
tion cycle when there is
unit pulse output in run
time accumulation)
b) An attempt has been
made to write out-of-
range data at the ITEM
Setting block.
a) The function block in
question is not exe-
cuted.
b) Data cannot be written.
Check the settings of the
ITEMs.
80
Step Ladder Program
command error
There is an irrelevant com-
mand in the Step Ladder Pro-
gram, or the method of use of
commands is wrong, for
example, there is an AND
command even though there
is no input command.
The command in question
and onwards are not exe-
cuted.
Check the program within
the Step Ladder Program
block.
81
Step Ladder Program
source designation not
defined
Either the function block is not
registered to the block
address currently specified by
each command in the Step
Ladder Program, or the ITEM
number does not exist.
The command in question
and onwards are not exe-
cuted.
Check the block address
and ITEM number.
89
Overuse of Step Lad-
der Program differenti-
ated instruction
The number of differentiated
instructions to be simulta-
neously executed has
exceeded 256.
Differentiated instructions
exceeding 256 instructions
are not executed.
Reduce the number of dif-
ferentiated instructions to
be executed simulta-
neously.
Code
Description
Explanation
Operation at Error
Remedy
Summary of Contents for CX-Process Monitor Plus 2
Page 1: ...CX Process Monitor Plus Ver 2 Cat No W428 E1 02 SYSMAC WS02 LCMC1 EV2 OPERATION MANUAL...
Page 2: ...WS02 LCMC1 EV2 CX Process Monitor Plus Ver 2 Operation Manual Revised January 2007...
Page 3: ...iv...
Page 5: ...vi...
Page 9: ...x...
Page 15: ...xvi Application Precautions 4...
Page 41: ...26 Basic Operating Procedure Section 1 2...
Page 243: ...228 Checking Configurations Section 5 7...
Page 267: ...252 Reading Writing Function Block ITEMs Appendix A...
Page 269: ...254 Differences between Trend Screens and Batch Trend Screens Appendix B...