Pinouts, Signals, and Functions

NXC-IRS4 4-Port IR/S Control Card

NXC-IRS4 Pinouts, Signals, and Functions

Pin	Signal	Function	Pin	Signal	Function

1	GND	Signal ground	10	Input #1	Logic input

2	Output #1	IR data	11	Input #2	Logic input

3	GND	Signal ground	12	Input #3	Logic input

4	Output #2	IR data	13	Input #4	Logic input

5	GND	Signal ground	14	Power	+12 VDC

6	Output #3	IR data	15	-----------------	no connection

7	GND	Signal ground	16	-----------------	no connection

8	Output #4	IR data	17	-----------------	no connection

9	GND	Signal ground	18	-----------------	no connection

			19	-----------------	no connection

			20	-----------------	no connection

NXC-IRS4 Channel Assignments

The NXC-IRS4 channel settings listed in the following table set the IR output channels. The

NXC-IRS4 can process up to two IR or serial device channel setting commands simultaneously.

NXC-IRS4 Channel Assignments

Channel	Description

1-255	Generate the IR or serial command assigned to that channel.

1-199	Provide intelligent feedback; if a channel with no IR command turned On, the card will turn that
	channel Off.

Ports 1-4	Generate PUSH and RELEASE statements corresponding to the state of inputs 1 - 4.
	A contact closure to GND is reported as a PUSH.
	• The PUSH and RELEASE channel is 255.
	• Channel reporting status is 255.
	• Channel 255 changes are disabled after receipt of the ’PON’ command.

Programming Information

The following NetLinx Send_Commands control the NXC-IRS4 Control Card.

NXC-IRS4 Send_Commands

	Command	Description

	CAROFF	Syntax:
	Disable the IR carrier signal	SEND_COMMAND <DEV>,"'CAROFF'"
	until a 'CARON' command is	Example:
	received.	Example:
	received.	SEND_COMMAND IR_1,"'CAROFF'"
		SEND_COMMAND IR_1,"'CAROFF'"
		Stops transmitting IR carrier signals to the IR_1 port.

	CARON	Syntax:
	Enable the IR carrier signals	SEND_COMMAND <DEV>,"'CARON'"
	(default).	Example:
		Example:
		SEND_COMMAND IR_1,"'CARON'"
		Starts transmitting IR carrier signals to the IR_1 port.

20	NetLinx Cardframe, Control Cards, and NetModules

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