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Chapter 9 The I/O Terminal Block
The 16-pin Terminal Block, located on the rear panel, provides the interface to: four digital
inputs, four relay outputs, an RS-485 interface, a Wiegand interface and auxiliary power.
The I/O Terminal Block can be used to develop applications for motion detection, event
alerts via E-mail and FTP, center monitoring by Center V2 and VSM, PTZ control,
Wiegand-interface card reader and a variety of other functions.
Figure 9-1
Pin Assignment
The pin assignment for the Terminal Block is described in the table below.
Pin
Function
Pin
Function
1
Relay Output 1
9
DC 5V Out for GV-Relay Module
2
Digital Input 1
10 Ground
3
Relay Output 2
11 RS 485+
4
Digital Input 2
12 Wiegand D0
5
Relay Output 3
13 RS 485-
6
Digital Input 3
14 Wiegand D1
7
Relay Output 4
15 Ground
8
Digital Input 4
16 DC 12V Out for Wiegand Card Reader
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