OpenEye CM-511 - Manual (Page 19)

29246AC 19
22-Pin Connector Definition
Using the 22-pin connector, installers can connect the power, video, and
RS-485 cables in one place. The alarm pins are serviceable for
connecting alarm input and output devices such as sensors, sirens, or
flashing lights to the surveillance system. For the definition of each pin,
refer to the list below.
Pin Definition Cable
1 AC 24-1/DC ( ＋) 20AWG/18AWG
2 ALM NC
3 AC 24-2/DC ( －) 20AWG/18AWG
4 ALM NO
5 FG 20AWG/18AWG
6 ALM COM
7 T+
24AWG
8 R-
9 T-
10 R+
11 ISOG
12 ALM-1
13 ALM-3
14 ALM-2
15 ALM-4
16 ALM-5
17 ALM-6
18 ALM-7
19 ALM-8
20 ALM GND
21 VGND
20AWG
22 Video
Note For alarm connections, refer to the Cable Wiring and Connection section.