Multi-drop communication system (continued) – JVC LWT0254-001B-H User Manual

Page 10

Advertising
background image

10

EN

Connections & Installation (continued)

A system that does not employ the RM-P2580 as the controller.

MEMO

● Be sure to terminate the control signal cable at both ends. The cables (length of stub) connecting pieces of non-terminated equipment (cameras

or controllers) must be as short as possible. If the length of stub is too long, control precision may suffer.

Multi-Drop Communication System (continued)

CAUTIONS
●The AC 24 V power supply must be isolated from the primary line. (ISOLATED POWER ONLY)
●In order to prevent an excessive current flow through the power supply wire or camera due to a short circuit, a fuse must be

installed in the power supply line.

PROTOCOL(1) : ON
MACHINE ID

: 01

RX TERM

: ON

PROTOCOL(1) : ON
MACHINE ID

: 02

RX TERM

: OFF

PROTOCOL(1) : ON
MACHINE ID

: 32

RX TERM

: OFF

CONTROLLER*

CAM1

CAM2

CAM32

Length of stub

CONTROL Cable

Length of stub

Terminate it with
110 K.

VIDEO
SWITCHER, etc.

●An AC 24V power source must be supplied to each camera.

(A CAUTIONS)

●Set the TERM switch of the camera connected lastly (CAM1 in the example

of the above figure) to ON, and terminate at the controller with a resistance
of 110 K.
Set the TERM switches of the other cameras to OFF.

Coaxial Cable

Advertising