Technical Data

 

A. Electric Data

 

Power supply: DC9V 500mA

 

Power adaptor provided:   AC220V±10% 50/60HZ switch to DC9V 500mA

 

Communication mode for connection: RS-485 for the connection with mainframe;

 

RS-485 bus mode for the connection with controlling devices.

 

Baud rate of communication: 1200/2400/4800/9600/19200 BIT/Sec

 

Distance of communication: 1500M (0.5MM twisted-pair)

 

B. Mechanical Data

 

Dimension: 202(L) *168(W) *48(H) mm

 

C. Ambient Index

 

Ambient Temperature: -10℃~60℃

 

Relative Humidity: ≤90%RH

 

Description of Main Functions and Features

 

1. Photoelectric insulated RS485 controlling mode is adopted for the output of the keyboard, which provides strong anti-jamming and long-distance transmission.

 

2. The keyboard can control up to 128 Speed Domes or Decoders etc terminal devices. The address of the Speed Domes or Decoders can be set within the range of: 1~255.

 

3. Variable-speed operation can be applied to the built-in Pan/tilt of the Speed Dome through the keyboard.

 

4. Lens zooming, focus and iris can be manually controlled through the keyboard.

 

5. Manually or automatically control can be applied to Speed Dome through the keyboard.

 

6. Joint-control can be realized by using the Controlling keyboard together with one DVR mainframe or embeded DVR

 

7. Preset positions can be set up and previewed in Speed Dome through the keyboard.

 

8. Tour groups can be set up and run through the keyboard.

 

9. Left and right limiting positions can be set up and right-and-left scan can be run through the keyboard.

 

10. Home position can be set up, activated and closed through the keyboard.