User`s manual

User’s Manual
47
Appendix B: Alarm I/O Definition
16 channel DVR Pin Definition:
Pin Definition Pin Definition
1 RS485 D+ 17 Alarm In 1
2 RS485 D- 18 Alarm In 2
3 Ground 19 Alarm In 3
4 Normal Close 1 20 Alarm In 4
5 Common Node 1 21 Alarm In 5
6 Normal Open 1 22 Alarm In 6
7 Ground 23 Alarm In 7
8 Normal Close 2 24 Alarm In 8
9 Common Node 2 25 Alarm In 9
10 Normal Open 2 26 Alarm In 10
11 Ground 27 Alarm In 11
12 N/A 28 Alarm In 12
13 N/A 29 Alarm In 13
14 N/A 30 Alarm In 14
15 Ground 31 Alarm In 15
16 Ground 32 Alarm In 16