Metel BREAK-TWA-MIC Installation Manual Download Page 3

Installation manual REV:201107

BREAK-TWA

Twisted Wire Audio System

www.metel.eu

3/6

Installation and Setting

1.) Mounting of converters

MIC – screw the microphone to surface using the slot at the backside. We recommend to install the microphones 

with 20°- 90° slope in the outdoor (raining) conditions.

RX8 – patch panel for mounting into 19˝ frame.

TX – small BOX design, also suitable for installation to camera covers

RX – BOX design, mounting on flat surface

2.) Connection of supply and signal wires

Connect supply and signal wires according to the pictures below.

GAIN

MIN

MAX

P

IN

K

R

E

D

Y

E

LL

O

W

G

R

E

E

N

BREAK-TWA-RX8-UNIT SUPPLY

REAR VIEW

MIC-BIAS output

On the MIC-BIAS output is 
connected rectified and 
nonstabilized voltage from 
the RX8 SUPPLY clamps. 
Maximum recommended 
length between receiver 
and the powered 
microphone is 300m for 
12-16VDC SUPPLY voltages.

30 cm

BREAK-TWA-TX SUPPLY

POWER LED

INDICATION

AUDIO INPUT CINCH

TWIST OUTPUT

POWER SUPPLY 10-16VDC

POWER SUPPLY 

10-30V AC/DC

20 - 90

o

o

INTERNAL SUPPLY 10-16VDC FOR
BREAK-TWA-MIC

Twisted pair transmitter TWA-Tx is designed for transmission of audio signal over UTP to the distance of max. 1 km. 
TWA-Tx is already integrated in TWA-MIC/12-24 microphone.

T

W

A

-T

X

G

N

D

+

1

2

V

D

C

A

U

D

IO

 I

N

T

W

IS

T

 +

T

W

IS

T

 -

Summary of Contents for BREAK-TWA-MIC

Page 1: ...0 723 12 24VAC DC BREAK TWA MIC ECT 3 100 724 BREAK TWA TX BOX 12 3 100 454 12VDC BREAK TWA RX BOX 12 3 100 452 12VDC BREAK TWA RX8 UNIT 12 24 3 100 451 12 24VAC DC OEM MIC TWA Tx TWA Rx TWA MIC TWA Rx TWA Rx8 0 1000m 0 1000m TWA MIC 1VPP TWA MIC ECT 0 100m 0 10m Outdoor Microphone and Audio Converters for Twisted Pair BREAK TWA MIC and Tx Rx 8 MIC cable UTP cable Coax cable LEGEND ORDERING NAME C...

Page 2: ... reverse conversion to asymmetric audio signal TWA MIC ECT microphones are connected using mic cable directly to IP cameras mic inputs max 10m and modifications TWA MIC 1VPP are connected directly to DVR audio inputs max 100m TWA Tx transmitters are already integrated in TWA MIC TWA Tx transmitters are used for transmission of audio signal from microphones from other manufacturers Note In case of ...

Page 3: ... according to the pictures below GAIN MIN MAX PINK RED YELLOW GREEN BREAK TWA RX8 UNIT SUPPLY REAR VIEW MIC BIAS output On the MIC BIAS output is connected rectified and nonstabilized voltage from the RX8 SUPPLY clamps Maximum recommended length between receiver and the powered microphone is 300m for 12 16VDC SUPPLY voltages 30 cm BREAK TWA TX SUPPLY POWER LED INDICATION AUDIO INPUT CINCH TWIST OU...

Page 4: ... MIN MAX GAIN MIN MAX CONNECTION OF TWA RX8 UNIT EXT SUPPLIED MICROPHONE YELLOW GREEN 3 Output level setting Using the GAIN trimmers on the RX8 receivers set the desired audio signal output levels GAIN MIN MAX YELLOW GREEN EXT SUPPLY 10 30VAC B L U E R E D P I N K EXT SUPPLY 10 30VDC R E D ...

Page 5: ...DC TWA RX TWIST TWIST GREEN GREEN YELLOW YELLOW CONNECTION OF RECEIVER TWA RX EXT SUPPLIED MICROPHONE 4 Output level setting Using the GAIN trimmer on the RX receivers set the desired audio signal output levels POWER SUPPLY 12VDC POWER LED INDICATION GAIN CONTROL AUDIO OUT CINCH POWER SUPPLY 12VDC EXT SUPPLY 10 30VAC B L U E R E D P I N K EXT SUPPLY 10 30VDC R E D ...

Page 6: ...CTION OF BREAK TWA MIC ECT ASYMMETRIC AUDIO SIGNAL 10m Coaxial cable 0 5m with 3 5mm mono JACK CONNECTION OF ELECTRET MIC CONNECTION OF POTENTIAL FREE TAMPER For all TWA MIC models we can use potential free Tamper connected inside the microphone Recommended for signalization of cable interruption or of microphone separation 1VPP ECT MIC Electret microphone does not require any additional external ...

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