■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

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

ON 1 2 3 4 5 6 7 8

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

DATA

Internal block diagram

RA

RB

TA

G TA TB

RA RB G

TB

N

 

 

 

 

N

 

 

 

 

D Output

Input D

 

81

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Panasonic WJ-HD309 manual Mode Switch, RS485 Port, When connecting RS485 cameras, For 2-wire communication
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WJ-HD309 specifications

The Panasonic WJ-HD309 is a formidable Digital Video Recorder (DVR) designed to cater to the needs of sophisticated surveillance systems. This device stands out for its impressive array of features and robust functionality, making it ideal for applications in various sectors including retail, transportation, and public safety.

One of the main features of the WJ-HD309 is its capacity to record high-quality video at resolutions up to 4CIF. This level of detail ensures that users can easily identify subjects, read license plates, and monitor critical activities with clarity. The DVR also supports multiple video input formats, offering flexibility in terms of camera compatibility.

In terms of storage, the WJ-HD309 is equipped with a large internal hard drive, enabling extensive video storage without sacrificing performance. Users can benefit from adjustable recording modes, including continuous, scheduled, and event-triggered recording. This versatility allows organizations to optimize their storage usage according to their specific needs.

The DVR’s advanced motion detection technology plays a crucial role in minimizing false alerts and focusing on relevant events. This feature enhances the efficiency of surveillance operations by ensuring that recorded footage is both meaningful and actionable. Additionally, the WJ-HD309 provides various monitoring modes, allowing for real-time viewing through either a local display or remote access via networked devices.

Connectivity is another highlight of the WJ-HD309. It supports multiple network protocols, enabling users to access their recordings and live feeds remotely. This capability extends surveillance and monitoring to smartphones, tablets, and computers, thereby enhancing operational convenience and responsiveness. The inclusion of PTZ (Pan-Tilt-Zoom) control further enables users to manage camera angles and zoom functions seamlessly.

Durability and reliability are key characteristics of the Panasonic WJ-HD309. The unit is built to withstand the rigors of continuous operation, with features like thermal management to prevent overheating and ensure longevity. Panasonic’s commitment to security and performance is evident in this DVR model, which offers a secure environment for storing sensitive footage.

Overall, the Panasonic WJ-HD309 is a powerful DVR that combines high-definition recording, flexible storage options, advanced motion detection, and convenient connectivity. Its technical specifications and feature set make it a preferred choice for organizations looking for reliable and effective security solutions. With the WJ-HD309, users are well-equipped to enhance their surveillance operations and respond effectively to security challenges.
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