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Serial Expansion Box 


Serial Expansion Box integrates the interface of RS-232 and RS485 to realize the serial communication between external device and Mobile DVR. As Mobile DVR’s optional peripheral, it can expand the function of MDVR and integrate more peripherals.


  • Excellent deviation stability
  • High sensitivity & high reliability
  • Two RS-232 interfaces, to connect the automobile station reporter or the other external devices, etc.
  • Two RS-485 interfaces, can be use to connect the PTZ or the other external devices, etc.
  • Simple wiring
  • Overall aesthetic
  • Easy maintenance

 

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Product series

Serial Expansion Box

Interface type

1x RS232 input (connecting with MDVR), small 5557 connector
2x RS232 output (connecting external device), small 5559 connector
2x RS485 output (connecting external device), small 5559 connector

Power Output

12/2A, 5V/1A

Working Temperature

-30℃~+75℃/ -22℉~+158℉

Storage Temperature

-40℃~85℃/ -40℉~+185℉

Relative Humidity

≥95%

Cable Length

400mm

Weight

0.08kg

Applied models

MVR-210, MVR-215, MVR-315, MNR-360

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