GeoVision GV-AS2120 IP Control Panel - Manual (Page 22)

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GV-AS100 can make network connection to GV-ASManager using the optional GV-ASBox
or GV-ASNet. With GV-ASBox, two-door control is also possible as illustrated below.
GV-AS100
IN
Wiegand / RS-485
Reader
OUT
GV-ASManager
Door
Door
TCP/IP
RS-485
Wiegand / RS-485
Reader (x4)
GV-ASBox
Figure 1-2 Through GV-ASBox
Door
GV-AS100
IN
GV- ASManager
TCP/IP
RS- 485
RS-485
Reader (x2)
Wiegand / RS-485
Reader
OUT
GV-ASNet
Figure 1-3 Through GV-ASNet