Hanwha Techwin Wisenet TNM-3620TDY, User Manual

Page: 11 / 22

English _
11
!
INST
ALLA
TION & CONNECTION
Connecting to Audio Input/Output
Speaker
Speaker
Microphone
Microphone
Network
1. Connect the MIC port of the camera with the microphone or LINE OUT port of the amplifier where the
microphone is connected.
2. Connect the SPEAKER port of the camera with the speaker or LINE IN port of the amplifier where the
speaker is connected.
3. Check the specifications for audio input.
~
Audio Codec
- Audio In : G.711 PCM (Bit Rate: 64kbps / Sampling Frequency: 8kHz), G.726 ADPCM (Bit Rate:
16Kbps, 24Kbps, 32Kbps, 40Kbps / Sampling Frequency: 8kHz), AAC (Bit Rate: 48Kbps / Sampling
Frequency: 16kHz)
- Audio Out : G.711 PCM (Bit Rate: 64kbps / Sampling Frequency: 8kHz)
~
Full duplex Audio
~
Audio in : Selectable (microphone/Line-in), Supported voltage: 2.5VDC (4mA), Input impedance: 2K Ohm
~ Audio out : Line-out (3.5mm mono jack), Maximum output: 1Vms
~ Line out impedance
: 600Ω
Connecting to the I/O port box
Connect the Alarm I/O cable to the corresponding port of the port box.
Sensor Alarm
(Warning lamp)
~
ALARM-IN : Used to connect the alarm input sensor or external day/night sensor.
~
ALARM-OUT : Used to connect the alarm output signal.
~ GND : Common ground port for alarm in/output signal.
J
`
If devices (e.g., flashing light and siren) that exceed the voltage and current specifications are connected by using the open
collector method, it may cause malfunction.
Refer to the “
Alarm Out Wiring Diagram ” when connecting devices such as a warning lamp or a siren.