Samsung SNC-C7478 user manual Cabling, Power Connection, RS-485 Communication

installation

CABLING

❖Power Connection

Pre-Amp

Speaker

Audio Out

Audio In

Microphone Pre-Amp

Main Cable

AC 24V

			ET	R	K	T	AC 24V
	E	S		W	IN	C
R			P		L	A
			AUDIO
			IN		OUT

BNC Video

LAN Cable

		ALARM OUTPUT
1		2	3		4
		ALARM INPUT
1 2		3 4	G 5 6	7	8
	Power

F.G.

• Please, check the voltage and current capacity of rated power carefully.

Rated Power	Input Voltage Range	Current Consumption
AC 24V	AC 19V ~29V	23W(Heater Off) / 55W(Heater On)

❖RS-485 Communication

•For PTZ control, connect this line to keyboard and DVR. To control multiple cameras at the same time, RS-485 communication lines of them is connected in parallel as shown below.

Keyboard Controller/DVR

RS-485

English – 15