Chapter 2: Physical installation
Figure 5: RS-485 pins
RS-232 port
Use the RS-232 port to connect text interface devices or for use by technical support.
PoE ports
Connect up to eight or 16 IP cameras to the embedded PoE ports depending on the
TVN 21S model.
Monitor connections
Connect the unit to a monitor via an appropriate cable with the VGA/HDMI connector.
The recorder provides a 1 Vp-p CVBS signal.
The recorder supports up to 1280 × 1024 / 60 Hz resolution in VGA/HDMI. The monitor
resolution should be at least 800 × 600. Adjust your monitor accordingly to this
resolution.
The VGA or HDMI monitor can be used as the main monitor of the recorder. The BNC
video output can be used as spot or alarm monitor.
Rack mounting
The TVN 21 and 21S have a 1.5U desk based chassis. The TVN 21P has a 2U desk
based chassis. Both can be easily rack-mountable with the purchase of the TVR-RK-1
rack-mount kit. Contact your local supplier to order the kit. See Figure 6 below.
TruVision NVR 21 (SP) User Manual
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Содержание TruVision NVR 21
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