First, the performance description:
DVR Control Keyboard is in line with the DVR , embedded DVR, and other front-end devices to control high-speed smart ball machine , decoders, speed ball machines and other products supporting the receiver terminal . 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 128 domes or decoders and other devices , the keyboard and receiver maximum communication distance up 1.5Km. Can be easily controlled using the keyboard for speed dome cameras and other devices to control .
2, the performance index
a, electrical indicators
Power supply : DC12V 500mA
Random with power adapter : AC220V ± 10% 50/60HZ switch DC12V 500mA
Communication Connection: connect with the host using RS-485 communications . And control equipment using RS-485 bus control mode
Communication rate : 2400/4800/9600/19200 BIT / S
Communication distance : 1500M (0.5MM twisted pair )
b, mechanical indicator
Size: 70 ( height ) X 165 ( W ) X 270 ( L) mm
C, environmental indicators
Temperature : 0 ° ~ 60 °
Humidity : 90% RH
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Two Main Features:
DVR Control Keyboard has the following main features:
1 output with optical isolation keyboard 485 control , strong anti-interference , transmission distance .
2 Set dome camera or decoder address range: 1 to 255.
3 can be built for high speed dome PTZ speed operation.
4 can be preset for speed dome settings and calls.
5 can be carried out on the track inspection dome settings calls. Can be set to four tracks . Each track can contain 16 presets, the residence time of each preset and recall speed can be set.
6 speed dome can be controlled manually or automatically .
7 manually control the camera's zoom , focus and iris.
8 can control multiple dome cameras and decoders and other devices .
9 can be achieved with a single DVR DVR mainframe or joint control .
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Block 4 West, SEG Technology Park, Hua Qiang Road North, Shenzhen, China