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  3. M70
M70

Audix M70 User guide

  • Hello! This document is the installation guide for the AUDIX M70 flush mount ceiling microphone. I've reviewed the document and understand the installation procedures, wiring, and seismic restraint instructions. I'm prepared to answer your questions about this device, including its key features like the flush mount design, 3-pin terminal block, and plenum-rated junction box.
  • What size hole is required for installation?
    What type of cable is recommended for wiring?
    How is the microphone secured in place?
    What is the wiring configuration?
    How do I adjust the microphone's position?
M70
FLUSH MOUNT CEILING MIC
Installation Guide
M70 EXPLODED VIEW
M70 JUNCTION BOX ASSEMBLY
M70 with threaded
post and knurled nut
Ceiling tile with 2” hole
JBM70 UL rated
plenum rated box
3 Pin terminal
block connectors
Brass strain relief
for outer cable
• Remove M70 mic from JBM70
• Remove foam for easy access to
JBM70 box
• Drill 2 inch hole in the ceiling tile
• Place JBM70 box over the ceiling tile
2 inch hole
• Insert M70 through hole “A” and rotate
to hole “B”
• Securely tighten the knurled
brass fasteners
• Insert foam back into JBM70
• Insert plenum wire (Belden 9451P or
82761 or equivalent through strain relief
(see #2)
• Terminate to male terminal block
connector (see #3)
• Install to M70 mating connector (see #4)
• Tighten strain relief and close lid of JBM70
box (see #5)
• Adjust mic position (see #6) Bottom view of junction box
A
B
B
A
Slide the threaded posts into hole “A”.
Twist clockwise to hole “B” and tighten
the knurled nuts securely.
MOUNTING AND WIRING INSTRUCTIONS
1. Open lid of junction box.
Separate the supplied 3 pin
connectors (male/female).
4. Connect terminal
connectors.
6. To adjust microphone,
unscrew the grill assembly.
2. Insert plenum cable
through strain relief nut, then
connect to the terminal.
Recommended cable:
Belden 9451P - .124” O.D. or
Belden 82761 - .116” O.D.
5. Tighten down the strain
relief nut to hold wire rmly
in place and close junction
box lid.
3. Wiring:
1 = Ground
2 = Blue (+)
3 = Yellow (-)
3
3
2121
Male to
Audio Cable Female to mic
SEISMIC RESTRAINT INSTRUCTIONS
Cable Exploded View
Wrap the cable around a
beam, eyebolt or hanger.
Next, slip the cable through
the top of cable stay
barrel pulling excess cable
until taut.
To release cable, depress the
cable release pin on either
end to release the loop or to
extend cable length.
UL rated
plenum rated box
Plenum rated cable
Cable
Cable stay barrel
Beam, eyebolt
or wall
Cable release pin Cable stay barrel
Push pin in
to release
Cable
/