
VPort 254 User’s Manual Getting Started
2-22
PTZ Port
A PTZ port is located on the VPort 254’s front panel. The port is used to connect to a PTZ
motorized camera or device, so that the camera or device can be controlled from the VPort over
the IP network. The PTZ port supports RS-232 or RS-422/485 signals through the terminal block.
The PTZ port pin assignments are shown in the following table.
Pin Assignment
1
3
2
4
5
PIN RS-422/485 RS-232
1 GND GND
2 R- ---
3 R+ RxD
4 T-\D- ---
5 T+\D+ TxD
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