GV-AS100 Controller
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1.2.4 Connecting the PC
The computer running GV-ASManager software can be used to monitor the access
information and alarm messages from GV-AS100. The communication link between the
computer and GV-AS100 can be either RS-485 or network. For network connection, an
optional GV-ASBox is required.
IMPORTANT: To enable connecting to PC, Switch 1 must be turned on. See 1.2.4.C
Switches.
1.2.4.A RS-485 Connection
The figure below illustrates the RS-485 connection to the computer. For this connection, the
RS-485 to RS-232 converter is required to connect between GV-AS100 and the computer.
The GV accessories, such as GV-Hub, GV-COM and GV-NET/IO Card, provide you this RS-
485/RS-232 conversion function.
Figure 1-5
The table shows the pin assignments of related RS-485 connectors on GV-AS100.
Pin Function
3 RS-485 A+
4 RS-485 A-