Samsung SRD-440 user manual Connecting the Alarm INPUT/OUTPUT, Connecting the RS-485 Device

connecting with other device

CONNECTING THE ALARM INPUT/OUTPUT

Connecting the alarm input signal

Connection port for the alarm input signal.

IN

	NETWORK
ALARM OUT	DC 12 V
1 COM

VGA	ALARM IN	RS-485
1	2 3 4 G G	+

CONSOLE

Connect one strand of the sensor signal line to one of 4 strands of the alarm input port, and connect the other strand to the [G] port.

UTSERIAL

USB

Connecting the alarm output signal

Connection port for the alarm output signal.

Connect one strand of the sensor signal line to the alarm output port and connect the other to the [COM] port.

•ALARM IN : 5mA sink

•ALARM OUT : 24V DC 1A, 125VAC/0.5A

	ALARM OUT
	1 COM
ALARM IN			RS-485
1 2 3 4 G G		+

CONNECTING THE RS-485 DEVICE

Connect the rear [RS-485 +, –] port to the PTZ camera or system keyboard.

IN

	NETWORK
ALARM OUT	DC 12 V
1 COM

VGA	ALARM IN	RS-485
1	2 3 4 G G	+

CONSOLE

M 	You can connect and control the PTZ camera which
	supports the RS485 communication.
	Check if the RS-485 device is compatible with the product
	first.

UTSERIAL

USB

 Pay attention not to change the polarity (+/-) of the

RS-485 device when connecting it.

 Depending on camera’s type, connection polarity can be

different.

For further information, refer to the respective PTZ

Camera’s documentation.

	ALARM OUT
	1 COM
ALARM IN			RS-485
1 2 3 4 G G		+

14_ connecting with other device