Parts Names of RC8 Controller

Models Except UL-Listed Ones

Number	Label	Name	Purpose			Remarks
1	-	Safety I/O
2	-	Expansion board slot (2 slots)	Install expansion board. PCI board is installed to upper slot and PCI Express board to lower slot.
3	MINI I/O	Mini I/O conector				*1
4	HAND I/O	Hand I/O connector				*1
5	PENDANT	Pendant connector	Install teach pendant and mini-pendant.			*2
6	POWER	Power switch	Used for power ON and OFF of controller.
7	-	Intake filter	Prevent invasion of dust to inside controller. 3 locations.
8	INPUT AC	Power connector	Connect power cable.			*1
9	LAN	Ethernet connector	Use for communication with outside device through Ethernet circuit.
10	USB	USB connector (2 lines)	Connect with USB memories or USB devices.
11	RS-232C	Serial communication connector	Use for serial communication with outside devices.
12	VGA	VGA connector	Use for output images. (Option)
13	P (POWER) R (RUN) E (ERR)	Status display LED	Check status of controller.
			POWER	Controller power ON	Green lamp turns ON.
				Power OFF	Turn OFF.
			RUN	Program is running in Auto mode	Green lamp turns ON.
				Other	Turn OFF.
			ERROR	Robot errors and warnings （See Error Levels）	Red lamp turns ON.
				Other	Turn OFF.
14	ENC	Encoder connector	Connect encoder cable.			*1
15	SLOT1, SLOT2, SLOT3, SLOT4	Motor connector	Connect motor cable.			*1
16		Earth terminal (protective earth)	Protect from electric shock.			*1

*1 DO NOT connect or disconnect connectors to/from the controller when the AC power or the 24 VDC power for I/O is being supplied. Doing so may cause electric shock or controller failure. Do not unplug connector within 6 seconds of the shut down.

*2 Before connecting the teach pendant connector, be sure to shut-off the robot controller. If the connector is connected without shut-off the robot controller, the teach pendant and robot controller may fail.
Before disconnecting the teach pendant connector, perform the disconnection procedure. For information about the disconnection procedure, please refer to "Displaying Setting Menu for Pendant and Panel".

UL-Listed Model

Number	Label	Name	Purpose			Remarks
1	-	Safety I/O
2	-	Expansion board slot (2 slots)	Install expansion board. PCI board is installed to upper slot and PCI Express board to lower slot.
3	MINI I/O	Mini I/O conector				*1
4	HAND I/O	Hand I/O connector				*1
5	PENDANT	Pendant connector	Install teach pendant and mini-pendant.			*2
6	POWER	Power switch	Used for power ON and OFF of controller.
7	-	Intake filter	Prevent invasion of dust to inside controller. 3 locations.
8	INPUT AC	Power connector	Connect power cable.			*1
9	LAN	Ethernet connector	Use for communication with outside device through Ethernet circuit.
10	USB	USB connector (2 lines)	Connect with USB memories or USB devices.
11	RS-232C	Serial communication connector	Use for serial communication with outside devices.
12	VGA	VGA connector	Use for output images. (Option)
13	P (POWER) R (RUN) E (ERR)	Status display LED	Check status of controller.
			POWER	Controller power ON	Green lamp turns ON.
				Power OFF	Turn OFF.
			RUN	Program is running in Auto mode	Green lamp turns ON.
				Other	Turn OFF.
			ERROR	Robot errors and warnings （See Error Levels）	Red lamp turns ON.
				Other	Turn OFF.
14	-	Encoder connector (for Extended-joint)	Connect encoder cable for encoder HUB. Only the Extended-joint specification controller equips this connector.			*1
15	-	Motor connector (for Extended-joint)	Connect motor cable for Extended-joint motor. Only the Extended-joint specification controller equips this connector (four pieces).			*1
16		Earth terminal (protective earth)	Protect from electric shock.			*1
17	-	Motor and encoder cable connector	Connect motor and encoder cable.			*1

*1 DO NOT connect or disconnect connectors to/from the controller when the AC power or the 24 VDC power for I/O is being supplied. Doing so may cause electric shock or controller failure. Do not unplug connector within 6 seconds of the shut down.

*2 Before connecting the teach pendant connector, be sure to shut-off the robot controller. If the connector is connected without shut-off the robot controller, the teach pendant and robot controller may fail.
Before disconnecting the teach pendant connector, perform the disconnection procedure. For information about the disconnection procedure, please refer to "Displaying Setting Menu for Pendant and Panel".