Mitsubishi Electronics QD75P Prohibited area Either of the following applies, Points designated

15 TROUBLESHOOTING

MELSEC-Q

Classification	Error	Error name	Error	Operation status at error occurrence
of errors	code
			• The control system setting value is
			outside the specified limit.
			• The number of control axes differs	At start: The system will not operate.
			from the previous data when
			continuous positioning control or	During operation:
			continuous path control is to be	The system stops with the
			exercised for continuously.	setting (deceleration
		Control system	• Machine OPR, fast OPR, or speed-	stop/sudden stop) of the
	524		position or position-speed switching	detail parameter 2 Sudden
		setting error	control was performed in the	stop selection
			wiring-less mode.	(stop group 3).
			• The NOP instruction was set to the	(Note that the deceleration stop only
			control system of positioning data	occurs during the manual pulse
			No. 600.	generator operation.)
			• Any value other than 0 was set at
			buffer memory address 1906 (use
			prohibited area).
			Either of the following applies in the
			circular interpolation with sub points
			designated.
			• Start point = sub point
	525	Sub point setting	• End point = sub point
		error	• Start point, end point, and sub point
			are in line with each other.
			• Sub point address and center point	At start: The system will not operate.
			address are outside the range of	During operation:
			–2147483648 to 2147483647.
				The system stops
			• Start point is equal to end point in
Positioning				immediately.
			the circular interpolation with sub
operation
			points designated.
	526	End point setting	• End point address is outside the
			range of –2147483648 to
		error	2147483647 in the circular
			interpolation with auxiliary point
			designation and center point
			designation.
			Circular interpolation with center
			point designation applicable to one
			of the followings.	At start: The system will not operate.
	527	Center point setting	• Start point = Center point	During operation:
		error	• End point = Center point	The system stops
			• Center point address is outside the	immediately.
			range of –2147483648 to
			2147483647.
			• In the speed-position switching	At start: The system will not operate.
			control and the position-speed
				During operation:
			switching control, the setting value
		Outside address	of a positioning address is	The system stops
				immediately with the setting
	530		negative.
		range	• In ABS1, ABS2, ABS3 and ABS4,	(deceleration stop/sudden
				stop) of the detailed
			the setting value of a positioning
				parameter 2 sudden stop
			address is outside the range of 0 to
				selection
			359.99999 degrees.
				(stop group 3).
			Among the axes to be started
				(Note that the deceleration stop only
		Simultaneous start	simultaneously, there is an axis on
	532			occurs during the manual pulse
		not possible	which an error other than this error	generator operation.)
			occurs.

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