Panasonic WJ-HD316 User Manual

■ Mode Switch

RS485 interface is used to communicate between this unit and the PS·Data compatible system device. In this case, it is neces-
sary to terminate both devices on both ends of the RS485 connection.
The settings of the mode switch will be different depending on whether this unit is used as a receiver or a controller.
When an RS 485 camera is connected to this unit, it is necessary to terminate both devices on both ends of the connection.

• When connecting this unit with the system controller and

this is installed at the end of the PS·Data connection
PS·Data termination switch 1: ON

• When connecting a system device and this unit is installed

at the end of the PS·Data connection
PS·Data terminating switch 2: ON

• When connecting RS485 cameras

Set the termination switch of the connected RS485 (CAMERA)
port to ON.
Connected to the RS485 (CAMERA) port 1: Set the RS485 (1)
termination switch to ON.
Connected to the RS485 (CAMERA) port 2: Set the RS485 (2)
termination switch to ON.

• For 2-wire communication

Connected to the RS485 (CAMERA) port 1: Set the switch No.2 and No.3 to ON.
Connected to the RS485 (CAMERA) port 2: Set the switch No.5 and No.6 to ON.

• For 4-wire communication

Connected to the RS485 (CAMERA) port 1: Set the switch No.2 and No.3 to OFF.
Connected to the RS485 (CAMERA) port 2: Set the switch No.5 and No.6 to OFF.

■ RS485 Port

6 7 8

1 2 3 4 5

RS485 (1) terminating switch

RS485 (1) 2/4-wire changeover

RS485 (2) terminating switch

RS485 (2) 2/4-wire changeover

PS•Data terminating switch 1

PS•Data terminating switch 2

DATA

G
N
D

Output Input

Internal block diagram