Product Name: Control Keyboard
Model : 2800
control of the keyboard is in line with the DVR , embedded DVR, and other front-end devices to control high-speed smart ball machine , decoders, speed ball and other equipment products.
Control of the keyboard and the receiver between the use of EIA / RS - 485 electrical interface, without the bus driver in the case of a single keyboard can control up to 127 end devices , keyboard and terminal equipment maximum communication distance up to 1.5Km. Using the control keyboard can easily control the terminal device .
(1) Control Keyboard 485 interface with photoelectric isolation technology , strong anti-interference , transmission distance .
(2) Constant control / speed dome camera or decoder address range is 1 to 127 , and its remote control.
3 can be carried out on the high speed dome PTZ speed operation.
4 speed dome can set and call preset point .
5 manual control of the camera focus , focus and aperture.
1.2.1 Electrical parameters
Power supply : DC9V / 500mA
Power adapter: Input AC220V ± 10% 50/60HZ
Output DC9V 500mA
Communication interface: with the host , terminal equipment connected by RS-485 bus control mode
Baud Rate : 1200bps, 2400bps, 4800bps, 9600bps, 19200bps
1.2.2 Mechanical Dimensions
Size : 270 ( length ) × 165 ( W ) × 70 ( H) mm
1.2.3 Environmental Parameters
Temperature : 0 ° ~ 60 °
Humidity : 90% RH
* required fields
Block 4 West, SEG Technology Park, Hua Qiang Road North, Shenzhen, China