Audix M55 User manual
PROFESSIONAL MICROPHONES
PROFESSIONAL MICROPHONES
AUDIX M55
INSTALLATION GUIDE
Thank you for choosing Audix! Our products are designed to provide you with many
years of reliable service. Please read this manual before using the system
for optimal installation and operation.
M55 EXPLODED VIEW:
M55 JUNCTION BOX ASSEMBLY
M55
CEILING TILE
WITH 5/8″ HOLE
ADJUSTMENT
NUT TIGHTENS
BY HAND
JBM55 PLENUM
RATED BOX
MALE &
FEMALE
PHOENIX
CONNECTORS
BRASS
STRAIN
RELIEF FOR
OUTER CABLE
SLOTTED
MOUNTING
NUT
• DRILL 5/8 INCH HOLE IN THE CEILING TILE.
• OPEN JMB55 BOX LID AND PLACE BOX ON TOP OF 5/8 INCH HOLE IN THE CEILING TILE. (SEE #1)
• INSERT M55 THREADED CEILING MOUNT THROUGH CEILING TILE AND INTO THE JBM55 BOX
• SECURELY TIGHTEN THE KNURLED NUT. (SEE #2)
• INSERT PLENUM WIRE (BELDEN 9451P OR 82761 OR EQUIVALENT THROUGH STRAIN RELIEF
(SEE #3) AND TERMINATE TO MATING PHOENIX CONNECTOR. (SEE #4 AND #5)
• TIGHTEN STRAIN RELIEF AND CLOSE LID OF JMB55 BOX. (SEE #5)
• LOOSEN M55 KNURLED NUT, ADJUST CABLE TO APPROXIMATE DESIRED LENGTH, AND TIGHTEN
NUT. (SEE #6)
• TIGHTEN THE PLENUM CABLE STRAIN RELIEF NUT AND ARRANGE EXCESS M55 WIRE IN BOX
AND CLOSE LID.(SEE #7)
• FINE ADJUSTMENTS TO MICROPHONE HEIGHT CAN BE MADE EASILY FROM BELOW CEILING BY
LOOSENING THE M55 KNURLED NUT, LENGTHENING/SHORTENING WIRE AND RETIGHTENING
KNURLED NUT. (SEE #8)
BOTTOM VIEW OF
JUNCTION BOX
INSTALLATION AND WIRING
INSTRUCTIONS FOR AUDIX M55
CEILING MICROPHONES
Open lid of JBM55 box and
place on top of ceiling tile
drilled hole.
Wiring:
1 = Ground
2 = Blue (+)
3 = Yellow (-)
Insert ceiling mount through ceil-
ing tile hole, and into JBM55 box
then tighten the knurled nut.
Connect Phoenix terminals. Loosen M55 knurled nut (above),
adjust cable to approximate
desired length, and tighten nut.
Insert plenum wire through
strain relief nut, then connect to
the Phoenix terminal.
Recommended cable:
Belden 9451P - .124” O.D. or
Belden 82761 - .116” O.D.
Tighten the strain relief nut.
Arrange excess wire in box
and close lid.
For nal adjustment, loosen
knurled nut, adjust cable
length, and tighten nut.
For further information contact Audix at 503.682.6933
www.audixusa.com
3
3
2121
1
4
2
56
3
7 8
SEISMIC RESTRAINT INSTRUCTIONS
SEISMIC RESTRAINT DIAGRAM:
CABLE
CABLE STAY
BARREL
CABLE RELEASE
PIN
CABLE RELEASE
PIN
PLENUM RATED BOX PLENUM RATED
CABLE
Wrap the cable through fastening point (beam,eyebolt).
Next, slip the cable through the top of cable stay barrel
pulling excess cable until taut.
To loosen or disassemble cable, depress the cable release
pin and pull cable to desired length.
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LITJB405570 ver. 2.0 8/14
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