1-5
Cisco Video Surveillance 3520 IP Camera Installation Guide
OL-28645-01
Chapter 1 Overview
IP Camera Physical Details
General Purpose I/O Terminal Block
Figure 1-2 shows the GPIO terminal block pin locations and descriptions.
Figure 1-2 GPIO Terminal Block Pin Locations and Descriptions
Note The maximum output load from pins 7 and 8 is 400mA.
Pin Description
1DC 12V-
2DC 12V+
3AC 24V_2
4AC 24V_1
5DI- (GND)
6DI+
7DO-
8DO+ (+12V)
87654321