GeoVision GV-1120A, Руководство по установке

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Hardware Accessories
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2
Overview
Figure 2-37
DIP Switch
The GV-I/O Box 8 allows the use of mixing dry and wet contact devices together. The 8
inputs divided as four-in-one groups (A and B) are related to the 2 switches on the box for
dry and wet contact.
1 2
E CE ON
A B
1 2
E CE ON
A B
To change the inputs to different kind of
contact, push the switch upward. To change the inputs to different kind of
contact, push the switch downward.
Note:
1. The RS-485 connectors do not have the conversion function from RS-485 to RS-232,
so don’t connect RS-485 devices, such as PTZ camera, to the connectors.
2. To add a GV-I/O Box 8 to the GV-System of version 8.2, select GVIO-USB (16) from
the Device drop-down list in the System Configure dialog box.