FX Series Programmable Controller Diagnostic Devices 6
6-26
Error Detection
Device
Stored Error
Number
Associated Meaning Action
D8066
Circuit error
6610
LD, LDI is used continuously 9 or more
times in succession
A circuit error occurs if a
combination of
instructions is incorrect
or badly specified.
Select programming
mode and correct the
identified error.
6611
Number of LD/LDI instructions is more
than ANB/ORB instructions
6612
Number of LD/LDI instructions is less
than ANB/ORB instructions
6613
MPS is used continuously more than 12
times
6614 MPS instruction missing
6515 MPP instruction missing
6616
Unauthorized use of the MPS/ MRD/
MPP instructions; possible coil missing
6617
One of the following instructions is not
connected to the active bus line:
STL, RET, MCR, (P)ointer, (I)nterrupt
pointer, EI, DI, SRET, IRET, FOR, NEXT,
FEND and END
6618
STL, RET, MC or MCR programmed
within either a subroutine or an interrupt
routine
6619
Invalid instruction programmed within a
FOR - NEXT loop:
STL, RET, MC, MCR, (I)nterrupt pointer,
IRET and SRET
6620
FOR - NEXT instruction nesting levels (5)
exceeded
6621
The number of FOR and NEXT
instructions does not match
6622 NEXT instruction not found
6623 MC instruction not found
6624 MCR instruction not found
6625
The STL instruction is continually used 9
times or more
6626
Invalid instruction programmed within an
STL - RET program area:
MC, MCR, (I)nterrupt pointer, IRET and
SRET
6627 RET instruction not found
6628
(I)nterrupt pointer, SRET and IRET
incorrectly programmed within main
program
6629
(P)ointer or (I)nterrupt pointer label not
found
6630 SRET or IRET not found
6631 SRET programmed in invalid location
6632 IRET programmed in invalid location
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