Indicator Description

EtherCAT coupler indicator definitions
Indicator	Name	Color	Status	Status description
PWR	Power indicator	Green	Always ON	Module power supply works normally
			Off	The module is not powered or power supply is abnormal
OVR	Overload indicator	Red	Off	Not overloaded
			Always ON	Load reaches above 90% (±5%)
RUN	EtherCAT operation status indicator	Green	Always ON	EtherCAT OP status
			Flashing at 2.5Hz	EtherCAT PreOP status
			Single flashing (always On for 200ms and Off for 1s, with a cycle change)	EtherCAT SafeOP Status
			Flashing 10Hz	BootStrap Status
			Off	EtherCAT Init Status
ERR	EtherCAT Fault Indicator	Red	Double flash[1]	EtherCAT Watchdog Timeout
			Single flashing (always On for 200ms and Off for 1s, with a cycle change)	Module local error
			Flashing at 2.5Hz	General configuration error
			Off	Normal EtherCAT communication
IOR	IO communication indicator	Green	Always ON	I/O process data established
			Flashing 1Hz	No business data interaction
			Flashing 10Hz	Coupler firmware upgrade
IOE	IO exception indicator	Red	Always ON	Normal communication
			Flashing 1Hz	Alarm: I/O terminal abnormality detected
			Off	No communication abnormalities

Note [1]: Double flashing refers to staying on for 200ms and turning off for 200ms, then staying on for 200ms and turning off for 1000ms, repeating this flashing cycle.

Network status indicator definitions
Indicator	Name	Color	Status	Status description
OUT	Network status indicator OUT	Orange	Flashing	Connection established with data exchange
			Off	No data exchange or abnormal status
		Green	Always ON	Network connection established
			Off	No network connection established or abnormal
IN	Network Status Indicator IN	Orange	Flashing	Connection established with data exchange
			Off	No data exchange or abnormal status
		Green	Always ON	Network connection established
			Off	No network connection established or abnormal

SRR8200 | EtherCAT Couple