Marshall Electronics CV610-U3 User Manual page 15

Operating Multiple Cameras Using RS-422/485
 Using RS-422 (VISCA), you can connect up to 7 cameras.
 Using RS-485 (PELCO), you can connect up to 255 cameras.
 Using RS-485 (PELCO), all camera addresses must be set up before the connection. You can set the
camera address by operating OSD menu.
 In this case, you can use multiple control keyboards. Only one keyboard that the camera can response to at
one time.
 The joystick of the remote keyboard controller allows comfortable pan/tilt and zoom operations.
System Configuration D (Operating Multiple Cameras)
Notes
 You can use the RS-232 connections when using the RS-422/485 connection.
 Only one camera at a time can be displayed on the computer.
 The specified frame rate may change when communicating via a USB3.0 hub
Precautions for Preventing Access to the Camera by an Unintended Third Party
The camera can be fraudulently accessed in a network environment where a device is connected or connectable to
the network without the administrator's permission, or a PC or other network device connected to the network can
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