Delta DVP-ES2/EX2/SS2/SA2/SX2/SE Error Detection Devices, Error Check Description Drop Latch

DVP - ES2/EX2/SS2/SA2/SX2/SE Operation Manual - Programming

Error code	Description	Action
C40B	MC / MCR does not begin from N0 or discontinuously	A circuit error occurs
C40C	MC / MCR corresponding value N is different	if a combination of
		instructions is
C40D	Use I / P incorrectly
		incorrectly specified.
C40E	IRET doesn’t follow by the last FEND instruction
	SRET doesn’t follow by the last FEND instruction	Select programming
	PLC program and data in parameters have not been	mode and correct the
C40F		identified error
	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)

6.3Error Detection Devices

Error Check	Description	Drop Latch	STOP Æ RUN	RUN Æ STOP
Devices
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		Description
Error Code
0E18	BCD conversion error
0E19	Division error (divisor=0)
0E1A	Floating point exceeds the usage range
0E1B	The value of square root is negative

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