
AXIS C8033 Network Audio Bridge
Specifications
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Buttons
Control button
The control button is used for:
•
Calibrating the speaker test. Press and release the control button and a test tone is played.
•
Resetting the product to factory default settings. See
Reset to factory default settings on page 32
Connectors
Network connector
RJ45 Ethernet connector with Power over Ethernet (PoE).
NO
NO
NOTICE
TICE
TICE
The product shall be connected using a shielded network cable (STP). All cables connecting the product to the network shall
be intended for their specific use. Make sure that the network devices are installed in accordance with the manufacturer’s
instructions. For information about regulatory requirements, see the Installation Guide at
www.axis.com
.
I/O connector
Use the I/O connector with external devices in combination with, for example, 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 input -
For connecting devices that can toggle between an open and closed circuit, for example PIR sensors, door/window
contacts, and glass break detectors.
Digital output -
For connecting external devices such as relays and LEDs. Connected devices can be activated by the VAPIX®
Application Programming Interface, trough an event or from the product’s webpage.
4-pin terminal block
Function
Pin
Notes
Specifications
DC ground
1
0 V DC
DC output
2
Can be used to power auxiliary equipment.
Note: This pin can only be used as power out.
12 V DC
Max load = 50 mA
Digital input – Connect to pin 1 to activate, or leave floating
(unconnected) to deactivate.
0 to max 30 V DC
Configurable
(Input or Output)
3–4
Digital output – Internally connected to pin 1 (DC ground) when
active, and floating (unconnected) when inactive. If used with an
inductive load, e.g., a relay, connect a diode in parallel with the load,
to protect against voltage transients.
0 to max 30 V DC, open drain,
100 mA
Example
36