Marshall Electronics RS7-HR Rack mountable RS232 / RS422 Distribution box

1 to 7 Extender - RS232 / RS422 - compatible with CV610-U3/W-V2, CV620-BK4/WH4, CV612HT-4K, CV630-IP/IPW, CV630-NDI/NDIW, CV730-BK/WH, CV730-NDI/NDIW

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What's in the box:

  • Marshall Electronics RS7-HR
  • Rack mount kit
  • 1-year Limited Warranty


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Vendor Part

Splits one Cat (RJ45) control cable to 7 cameras

Marshall Electronics RS7-HR rack mountable rs232 / rs422 distribution box for up to 7 Pan Tilt Zoom Cameras, extends usable RS232 Cat cable runs for control of cameras to 100m from controller.


  • Easy and clean setup from Marshall Controllers (VS-PTC-IP, VS-PTC-200) and others
  • Extends usable RS232 Cat cable runs for control of cameras to 100m from controller to RS7-HR box and another 100m to each of seven camera locations (200m total). Using RS422 its extends (300m + 300m for a total of 600m)
  • Easy access dip switches to switch between RS232 and RS422
  • Refresh button is used when any changes are made (add/remove, dip switch change)
  • Rack mount ears provided (1 pair) for 1RU 19" rack mount and small ears (1 pair) for optional table or wall mount

Specifications for the Marshall Electronics RS7-HR

{ "Input Connector": "1 x RJ45", "Output Connectors": "7 x RJ45", "Serial Communication": "RS-232 and RS-422 (via Switch)", "Rack Mount": "1 RU", "Cable Distance Supported": { "RS-232": "Up to 656' / 200 m, over 2 x Cables", "RS-422": "Up to 1969'/ 600 m, over 2 x Cables" }, "Power Connector": "1 x 5 VDC Barrel" }

Research Materials for Marshall Electronics RS7-HR

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RS7-HR User Guide

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