Extron electronics SI 26CT User Manual

User's Guide
Frame Construction Ceiling Installation
1
Take the cutout template from the packaging box and
punch out along the larger perforated circle. Place
the cutout template against the bottom of the ceiling and
trace the inside of it. Carefully cut out the ceiling material
along the circle.
Trace template.
2
Remove the top cover to access the speaker connector.
Attach the speaker wires to the 4-pole captive screw
connector (supplied). Insert the 4-pole captive
screw plug into the connector on back of the speaker.
Install the conduit and secure the connections.
Enlarged to
Show Detail
To Speaker
3
Replace the top cover and tighten the screws.
Insert the speaker through the bottom of the hole in
the ceiling.
Speaker 1
Power Amplifier
Parallel Hookup Wiring Diagram
Ceiling Speaker
Cut Material
From
Power
Amplifier
Cover
Conduit
4-pole Captive
Screw Connector
To Speakers
Speaker 2 Speaker 3
SI 26CT
4
Loosen the four screws on the front baffle (counter
clockwise) 1/2 turn. Then tighten the screws (clockwise)
until the dog legs clamp the speaker to the ceiling.
CAUTION
Do not over tighten screws
5
Connect a secondary support line from the seismic tab to a
secure support point. Set the rotary tap selector and install
the speaker grille.
Adjusting the Tap Selector

Specifications:

Acoustic & Electrical
Speaker type.................................. 2-way, low profile ceiling speaker with metal back can
Frequency range........................... 70 Hz to 20 kHz, -10 dB, half space
Power capacity.............................. 150 W continuous program
Nominal sensitivity......................
Nominal coverage angle..............
Nominal impedance ....................
Crossover frequency...................
Rotary switch taps....................
Woofer........................................... 6.5" (165 mm) polypropylene cone
Tweeter.......................................... 1.0" (25 mm) titanium dome
Overload protection....................... Full range power limiter with the 16 ohm direct input
General
Temperature/humidity................... Storage: -40 to +158 °F (-40 to +70 °C) /
Listings ........................................ UL 2043, UL1480
Compliances ................................ CE, NFPA90, NFPA70A
Warranty ....................................... 5 years parts and labor
NOTE: All nominal levels are at ±10%.
NOTE: Specifications are subject to change without notice.
.
Seismic Tab &
Support Line
Apply 4 pieces of black
putty (supplied), equally
spaced 90° apart, to the
upper inside edge of the
grille.
75 W continuous pink noise
89 dB, 1 W @ 1 m, 60 W tap, half space
110° conical coverage
16 ohms
3.5 kHz
70V: 60 W, 30 W, 15 W, 7.5 W, 16 ohms direct
100V: null, 60 W, 30 W, 15 W, 16 ohms direct
with moisture resistant coating
only, protecting the tweeter, woofer, and crossover
10% to 90%, noncondensing
Operating: +32 to +122 °F (0 to +50 °C) /
10% to 90%, noncondensing
68-1065-01 Rev. B
06 06