IC Realtime 4 Channel Forensic Network Video Recorder - Manual (Page 42)

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z Preview means you can overlay temperature humidity information on local preview window.
Monitor means you can overly temperature humidity information on the record file so that
you can view it when playback.
b) Connect the temperature humidity device to the device via the RS232.
Connect the A/B cable of the temperature humidity device to the A/B cable of the 485 to 232 tool.
Connect the RS232 port of the 485 to 232 tool to the RS232 port of the device.
Note:
z
Right now the temperature humidity sniffer mode adopts RS485 port. In case it may affect
the RS485 PTZ control of the device, the temperature humidity output shall go through a
RS485-232 tool so that you can connect the RS232 to the RS232 port of the device.
z For some series RS485-232 tool , it may need power supplying. Otherwise, the data may not
stable or there is no data at all. In this situation, device can not overlay information.
4.1.10.2 RS485 Mode
a) Set COM protocol
On the preview interface, right click mouse and then select main menu, from main menu-
>advanced->card overlay. The interface is shown as in Figure 4-26.
Figure 4-29
Now you can set Sniffer mode as COM and protocol is RC or other protocols. Click COM setting
button, you can see COM setup interface. See Figure 4-27.
Now you can set COM information. The COM function is the PTZ matrix and the baud rate, data
bit, stop bit shall be the same with the temperature humidity device. Click Save to save you setup.