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Part No. 0009734 Rev. E  07/07

CIS

400

TWO-WAY CEILING MONITOR

Eastern Acoustic Works   |   One Main Street   |   Whitinsville, MA  01588  USA   |   TEL toll free within US/Canada 888.337.7404 

TEL outside US 425.892.6503   |   FAX 425.485.1152  |  

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SPECIFICATIONS

SYSTEM

Freq. Range (–10 dB): 70 Hz–22 kHz
Freq. Response (–3 dB): 89 Hz–20 kHz
Horizontal Coverage Angle (–6 dB): 

110° averaged  

 

1 kHz to 6 kHz

Vertical Coverage Angle (–6 dB):  110° averaged  

 

1 kHz to 6 kHz
System Sensitivity: 92 dB, 1W @ 1m
Rated Maximum SPL: 107 dB @ 1m
System Input Power Rating: 120W peak, 60W program, 40W long term
Transformer Taps 

   70V:  5W, 10W, 20W, 40W 

   100V: 

10W, 20W, 40W

Operation in Low-Impedance Mode 

Frequency Response: 89 Hz–20 kHz (–3 dB)
Control Features 

Front-mounted Rotary Switch: 

Full Range (70/100 Volt Systems) 

 High Pass (70/100 Volt Systems) 

 Full Range (16 ohm, Low-Impedance  

 

Systems) 

Front-mounted Rotary Switch: 

Secondary Tap Positions 

Crossover: 

2.0 kHz

 

TRANSDUCERS

Low-Frequency: 6.5 in/165 mm polypropylene woofer
High-Frequency: 1 in/25 mm damped cloth Neodymium   

dome tweeter

 

 

PHYSICAL

Enclosure: 2-way, front loaded
Bezel Material: UL94V-0 rated material
Rear Enclosure Material: Steel 
Grille: Perforated metal with weather-resistant  

 

coating
Safety Features: Rear safety loop located at rear of    

enclosure for attachment of load  

 

bearing safety strap

Safety Agency Ratings 

UL1480: General Signaling Fire Standard 

UL2043: Fire Tests for Heat and Visible Smoke  

 

Release for Discrete Products and Their  

 

Accessories in Air-handling Spaces
Input/Output Connectors: Removable locking connector with  

 

screw-down terminals.  

 Two input terminals and two loop-thru  

 

output terminals.
Dimensions (Diameter x Height):  11.8 in/300 mm x 6.6 in/168 mm 

Front of Ceiling Tile to Back of Can: 

5.6 in/142 mm 

Cutout Size:  10.8 in/274 mm
Net Weight: 

7.9 lb/3.6 kg

Included Accessories: Grille, Support Rails, C-Ring, Removable  

 Locking Connector, Cut-out Template,  

 

Paint Shield

Summary of Contents for CIS400

Page 1: ... recessed rotary switch is provided to engage a 16 Ohm tap for use with low impedance amplifiers or a 150 Hz high pass filter The speaker assembly is shipped with a detachable plastic cover fitted over the transducers inside the bezel This protective cover protects the drivers from damage during installation and also serves as a paint cover allowing convenient spray painting to match interior déco...

Page 2: ...Rotary Switch Secondary Tap Positions Crossover 2 0 kHz TRANSDUCERS Low Frequency 6 5 in 165 mm polypropylene woofer High Frequency 1 in 25 mm damped cloth Neodymium dome tweeter PHYSICAL Enclosure 2 way front loaded Bezel Material UL94V 0 rated material Rear Enclosure Material Steel Grille Perforated metal with weather resistant coating Safety Features Rear safety loop located at rear of enclosur...

Page 3: ...kHz 16kHz 60ϒ 30ϒ 0ϒ 330ϒ 300ϒ 270ϒ 240ϒ 210ϒ 180ϒ 150ϒ 120ϒ 12 36 90ϒ 500Hz 630Hz 800Hz 1kHz 60ϒ 30ϒ 0ϒ 330ϒ 300ϒ 270ϒ 240ϒ 210ϒ 180ϒ 150ϒ 120ϒ 12 36 90ϒ 3 15kHz 4kHz 5kHz 6 3kHz 60ϒ 30ϒ 0ϒ 330ϒ 300ϒ 270ϒ 240ϒ 210ϒ 180ϒ 150ϒ 120ϒ 12 36 90ϒ 200Hz 250Hz 315Hz 400Hz 60ϒ 30ϒ 0ϒ 330ϒ 300ϒ 270ϒ 240ϒ 210ϒ 180ϒ 150ϒ 120ϒ 12 36 90ϒ 1 25kHz 1 6kHz 2kHz 2 5kHz 60ϒ 30ϒ 0ϒ 330ϒ 300ϒ 270ϒ 240ϒ 210ϒ 180ϒ 150ϒ 1...

Page 4: ...z 630Hz 800Hz 1kHz 12 36 30ϒ 60ϒ 90ϒ 120ϒ 150ϒ 180ϒ 210ϒ 240ϒ 270ϒ 300ϒ 330ϒ 0ϒ 3 15kHz 4kHz 5kHz 6 3kHz 12 36 30ϒ 60ϒ 90ϒ 120ϒ 150ϒ 180ϒ 210ϒ 240ϒ 270ϒ 300ϒ 330ϒ 0ϒ 200Hz 250Hz 315Hz 400Hz 30ϒ 60ϒ 90ϒ 120ϒ 150ϒ 180ϒ 210ϒ 240ϒ 270ϒ 300ϒ 330ϒ 12 36 0ϒ 1 25kHz 1 6kHz 2kHz 2 5kHz 12 36 30ϒ 60ϒ 90ϒ 120ϒ 150ϒ 180ϒ 210ϒ 240ϒ 270ϒ 300ϒ 330ϒ 0ϒ Frequency Hz Attenuation dB 20 100 1000 10000 20000 30 20 10 ...

Page 5: ...25 485 1152 Page 5 of 6 CIS400 Frequency Response CIS400 Dimensions Frequency Hz Vert BW Horz BW 6 dB Beamwidth degrees 20 60 120 180 240 300 360 100 1000 10000 20000 CIS400 Beamwidth vs Frequency 11 8 in 300 mm 9 5 in 241 mm 10 8 in 274 mm 5 6 in 142 mm 6 6 in 168 mm CIS400 Frequency Response vs Impedance Frequency Hz SPL 1W 1m dB Impedance ohms 20 60 70 80 90 100 100 1000 3160 100 1000 10000 200...

Page 6: ...um dome high frequency driver 2 03 Acoustical Properties A Nominal Dispersion Angle 6 dB points 1 Horizontal 110º averaged 1 kHz to 6 kHz 2 Vertical 110º averaged 1 kHz to 6 kHz B Axial Frequency Response 3 dB points 89 Hz 20 kHz C Axial Frequency Range 10 dB points 70 Hz 22 kHz D Axial Sensitivity dB SPL 1 W 1 m 92 dB E Power Handling recommended amplifier power1 120 W F Nominal Impedance 16 ohms...

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