8
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Technical Specifications
：
◆
Communication between Speed Dome Camera and Controller
：
Port to multi-port and half duplex function.
◆
Communication connector: RS-485.
◆
Baud Rate of Communication
：
Four baud rates i.e. 2400bps, 4800bps and 9600bps.
◆
Distance of Communication
：
1200m in maximum
◆
Power Supply
：
DC12
±
1V/1A ;
◆
Size
：
130 (L)
×
190(W)
×
64(H)
（
mm
）
◆
Weight
：
525 g
◆
Number of controlled speed dome camera up to 128.
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Points for Attention
：
◆
Please read the operation manual of the keyboard carefully before using it.
◆
The keyboard takes DC12V power supply. Please confirm the voltage and polarity before the power supply is
switched on.
◆
Do not place the keyboard under the rain or on wet place so as to avoid short circuit or electrical shock.
◆
As the keyboard is a sophisticated electronic device, you should never open the case so as to avoid the
occurrence of trouble.
◆
The keyboard has integrated multiple protocols, and you are pleased to select correct protocol and the baud rate.
When switching on power supply, take care of the selected protocol and the baud rate on the first screen.
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Packing List
◆
Keyboard Controller
1
◆
Power supply DC 12V
1
◆
RJ45 Cable
1
