Axis Communications Q3517-LV Guia De Instalacion página 24

AXIS Q3517–LV Network Camera
3.5 mm audio
connectors (stereo)
1 Tip
Audio Input
Microphone/Line in
Audio Output Line out, mono
I/O connectors
Use the I/O connector with external devices in combination with, for example, tampering alarms,
motion detection, event triggering, and alarm notifications. In addition to the 0 V DC reference
point and power (DC output), the I/O connector provides the interface to:
Digital output - For connecting external devices such as relays and LEDs. Connected devices can
be activated by the VAPIX® Application Programming Interface or in the product's webpage.
Digital input - For connecting devices that can toggle between an open and closed circuit, for
example PIR sensors, door/window contacts, and glass break detectors.
Supervised input - Enables possibility to detect tampering on a digital input.
4-pin terminal block
Function Pin
1
0 V DC (-)
2
DC output
Notes
DC ground
Can be used to power auxiliary equipment.
Note: This pin can only be used as power out.
2 Ring
Microphone bias voltage
Line out, mono
24
3 Sleeve
Ground
Ground
Specifications
0 V DC
12 V DC
Max load = 50 mA