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DVP-ES2/EX2/SS2/SA2/SX2/SE Operation Manual - Programming
6-6
Error code Description Action
C40B MC / MCR does not begin from N0 or discontinuously
C40C MC / MCR corresponding value N is different
C40D Use I / P incorrectly
C40E
IRET doesn’t follow by the last FEND instruction
SRET doesn’t follow by the last FEND instruction
C40F
PLC program and data in parameters have not been
initialized
C41B Invalid RUN/STOP instruction to extension module
C41C
The number of input/output points of I/O extension unit is
larger than the specified limit
C41D
Number of extension modules exceeds the range
C41F
Failing to write data into memory
C430
Initializing parallel interface error
C440
Hardware error in high-speed counter
C441
Hardware error in high-speed comparator
C442
Hardware error in MCU pulse output
C443
No response from extension unit
C4EE No END command in the program
C4FF Invalid instruction (no such instruction existing)
A circuit error occurs
if a combination of
instructions is
incorrectly specified.
Select programming
mode and correct the
identified error
6.3 Error Detection Devices
Error Check
Devices
Description Drop Latch STOP Æ RUN RUN Æ STOP
M1067 Program execution error flag None Reset Latch
M1068 Execution error latch flag None Latch Latch
D1067 Algorithm error code None Reset Latch
D1068 Step value of algorithm errors None Latch Latch
Device D1067
Error Code
Description
0E18 BCD conversion error
0E19 Division error (divisor=0)
0E1A Floating point exceeds the usage range
0E1B The value of square root is negative