Hitachi SJ2-CO instruction manual LED display and Countermeasure, Led

CHAPTER6 COUNTERMEASURE FOR ABNORMALITY

6.4 LED display and Countermeasure

Following states are indicated by Module LED and CANopen status LED.

MOD (Module status) LED: It indicates Inverter condition.

CAN (CANopen status) LED: it indicates CANopen status.

LED	Color		State			Countermeasure					Category
	Green ON	The inverter is in Normal			-						Mandatory
		condition.
	Green	The inverter is in Stand-by			-						Mandatory
	single flash	condition.
	Red ON	An	abnormality	occurred	Need to fix the inverter.						Mandatory
		which is impossible to restore.
MOD		An	abnormality	occurred	When	in trip, remove			the	trip
		which is possible to restore.			causes.
	Red single	Mostly this state occurs, when						the	inverter
		the inverter is in trip condition.			When	initializing,					Mandatory
	flash				starts	up	automatically			the
		But except status below.
					BOOTUP		process	after		the
		User initializing with b084 set
		to 01 or 02.			initializing.
	OFF	Power off			-						Mandatory
	Green ON	OPERATIONAL			-						Mandatory
	Green	STOPPED			-						Mandatory
	single flash
	Green	PRE-OPERATINAL			-						Mandatory
	Blinking
CAN	OFF	no error			-						Mandatory
	Red single	Warning limit reached			Any Flaming error						Mandatory
	flash
	Red double				The Guarding Protocol or the
		Error Control Event			Heartbeat		Protocol			is	Mandatory
	flash				processing.

notes

LED ON: constantly on

LED OFF: constantly off

LED blinking:

iso-phase on and off with a frequency of approximately 2.5Hz: on for approximately 200ms and off for approximately 200ms.

LED single flash:

one short flash (approximately 200ms) followed by a long off phase (approximately 1000ms). LED double flash:

a sequence of two short flashes (approximately 200ms), separated by an off phase (approximately 200ms).

The sequence is finished by a long off phase (approximately 1000ms).

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