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GV-COM V3
The GV-COM V3 adds one RS-485 port to your computer through a USB connector. The
GV-COM V3 can convert the standard RS-232 signal, through USB connector, to RS-485
2-wire control for PTZ cameras, GV-Data Capture Box or any other RS-485 devices.
Packing List
1. GV-COM V3 x 1
2. USB Extension Cable x 1
(1.8 meters / 5.91 feet)
Overview
3. Software Disk x 1
4. Installation Guide x1
RS-485
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Installing Drivers
When you connect GV-COM V3 to the computer, the Found New Hardware Wizard will
automatically detect the device. To install the drive, follow the steps to install the drivers.
1. Insert the Software Disk. It will run automatically and pop up a window.
2. Click Install GeoVision USB Devices Driver. This dialog box appears.
3. Click Install to install the drivers. When the installation is complete, this message will
appear: Install Successfully.
4. Click Exit to close the dialog box and restart the PC.
To verify the drivers are installed correctly, go to Device Manager and expand the Ports
field. You should see one entry for XR21B1411 USB UART.
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Specifications
OS Supported
Serial Interface
USB
Communication
Parameters
Environmental
Conditions
32-bit
64-bit
RS-485
Serial Line
Protection
Compliance
Speed
Parity
Data Bit
Stop Bit
Flow Control
Speed
0~50 Degree C / 32~122 Degree F
5%~95% (Non-Condensing)
Windows XP / Vista / 7 / 8 / Server 2008
Windows 7 / 8 / Server 2008 R2 / Server
2012
RS485+, RS4858 KV ESD for All Signals
USB 2.0 Backward Compatible
Full Speed 12 Mbps
None, Even, Odd
7, 8
1, 2
RTS/CTS, XON/XOFF
600 bps to 115,200 bps
Dimensions
(W x H x D)
Weight
325 x 18 x 9 mm / 12.8 x 0.7 x 0.35 in
22.3 g / 0.049 lb
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