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CIS

961 

and

 CIS

991

High-Output Ceiling-Mounted Loudspeakers

INSTRUCTION MANUAL

Summary of Contents for CIS961

Page 1: ...CIS961 and CIS991 High Output Ceiling Mounted Loudspeakers INSTRUCTION MANUAL ...

Page 2: ...ions be appropriate for the installation Use only the mounting rigging points on the loudspeaker enclosure intended for this purpose The user must determine the load requirements dynamic loading and any other contributing factors affecting the loudspeaker installation The user must determine the proper design factor for specific applications and the required load rating of the connection to struct...

Page 3: ...cover plate A ceramic screw terminal block is also present Four eye bolts are supplied and these need to be screwed into the back can by the installer prior to suspending the assembly The baffle can assembly is shipped with the transducers installed The powder coated perforated steel grille is easily installed once the wattage tap has been selected Optional installation kits include a 4 piece cabl...

Page 4: ...or 100 V systems select power taps from 32 W 64 W and 128 W Transformer Direct Selector In the transformer position the loudspeaker uses an internal transformer with a choice of power taps Set this if you are using a constant voltage amplifier of 70 V or 100 V In the direct position the transformer is bypassed the power tap selector has no effect and the loudspeaker presents an overall impedance o...

Page 5: ...ion to the output of the power amplifier and two through terminals are supplied to allow passing the power output to other loudspeakers Terminal strip This four terminal connector allows easy connection of the audio lines by screw terminals This is also suitable for those installations requiring compliance with BS5839 part 8 Two terminals allow connection to the output of the power amplifier and t...

Page 6: ... more SPL the system is capable of providing and the less variation in level as you move around the area The downside of higher density coverage of course is that more loudspeakers are required for a given area Note The EAW website contains free PC software to help you calculate the coverage for various loudspeakers and room sizes Please visit www EAW com downloads and look under software for the ...

Page 7: ...ing marked 100V and make sure the other switch is set to transformer Low impedance connections The following example of a low impedance connection uses a EAW Commercial CAZ2500 amplifier to power the loudspeaker This amplifier also uses a screw terminal output 1 Connect the A terminal on the amplifier to the IN input connection on the loudspeaker 2 Connect the A terminal on the amplifier to the IN...

Page 8: ... slack before securing the strain relief clamp Close the terminal cover plate and tighten both locking screws firmly IN IN LOOP THRU LOOP THRU From amplifier To next loudspeaker Locking screws Screw terminal connections 1 Loosen two locking screws and rotate the cover plate to gain access to the screw terminals 2 Pass the cables through the strain relief clamp 3 Secure the loudspeaker cables using...

Page 9: ...or the screw terminals as detailed on the previous page and close and lock the input covers Setting the Taps 1 Set the tap selector switch located on the front of the loudspeaker In the example shown here the tap is set to 32 W for a 70 Volt system or 64 W for a 100 V system CAUTION Make sure that you do not overload the amplifier This may cause overheating to the amplifier and possible damage to ...

Page 10: ...whole space SPL 115 dB 114 dB Maximum SPL Peak whole space SPL 121 dB 120 dB Height front face 22 60 574 1 mm 22 60 574 1 mm Width front face 22 60 574 1 mm 22 60 574 1 mm Depth from face backwards 9 05 230 0 mm 9 05 230 0 mm Weight 48 lb 22 kg 48 lb 22 kg 22 60 in 574 1 mm 22 60 in 574 1 mm 9 05 in 230 0 mm 9 55 in 242 5 mm 9 55 in 242 5 mm Optional Accessories Part number AC TRK Trim Ring Kit 00...

Page 11: ...z Horizontal Vertical Frequency Hz Ohms 120 110 100 90 80 70 60 360 100 10 1 100 10 1 10 100 1000 10k 10 100 1000 10k 100 1000 10k 20k 20k 20k dB SPL Degrees Frequency Hz Frequency Hz Horizontal Vertical Frequency Hz Ohms CIS961 CIS991 Axial Response vs Frequency Beamwidth vs Frequency Impedance vs Frequency Axial Response vs Frequency Beamwidth vs Frequency Impedance vs Frequency ...

Page 12: ...61 150 210 240 180 120 250 Hz 315 Hz 400 Hz 500 Hz 630 Hz 800 Hz 1000 Hz 1250 Hz 4000 Hz 5000 Hz 6300 Hz 8000 Hz 1600 Hz 2000 Hz 2500 Hz 3150 Hz 10000 Hz 12500 Hz 16000 Hz 150 210 240 180 120 150 210 240 180 120 150 210 240 180 120 150 210 240 180 120 ...

Page 13: ...91 150 210 240 180 120 250 Hz 315 Hz 400 Hz 500 Hz 630 Hz 800 Hz 1000 Hz 1250 Hz 4000 Hz 5000 Hz 6300 Hz 8000 Hz 1600 Hz 2000 Hz 2500 Hz 3150 Hz 10000 Hz 12500 Hz 16000 Hz 150 210 240 180 120 150 210 240 180 120 150 210 240 180 120 150 210 240 180 120 ...

Page 14: ...961 150 210 240 180 120 250 Hz 315 Hz 400 Hz 500 Hz 630 Hz 800 Hz 1000 Hz 1250 Hz 4000 Hz 5000 Hz 6300 Hz 8000 Hz 1600 Hz 2000 Hz 2500 Hz 3150 Hz 10000 Hz 12500 Hz 16000 Hz 150 210 240 180 120 150 210 240 180 120 150 210 240 180 120 150 210 240 180 120 ...

Page 15: ...991 150 210 240 180 120 250 Hz 315 Hz 400 Hz 500 Hz 630 Hz 800 Hz 1000 Hz 1250 Hz 4000 Hz 5000 Hz 6300 Hz 8000 Hz 1600 Hz 2000 Hz 2500 Hz 3150 Hz 10000 Hz 12500 Hz 16000 Hz 150 210 240 180 120 150 210 240 180 120 150 210 240 180 120 150 210 240 180 120 ...

Page 16: ...itable eyebolt hardware The dimensioned drawing at the bottom of page 10 shows the location of the eyebolts 3 Pass the free end of each cable over the support beam structure and loop it through the hook latch 4 Pull on the free ends to take up the slack and thus secure the hook latch assemblies 5 Note The hexagonal locking device has an arrow engraved on one side This must be pointing down when in...

Page 17: ...oudspeaker first support its weight with the help of your assistant until the cables go slack Use a small screwdriver to push up on the inner cylindrical sleeve inside the hexagonal locking device and at the same time gently feed more cable back through to increase the loop until the correct height is achieved Pull the free end to take up slack Use a small screwdriver or point to push up the inner...

Page 18: ...ve all tabs from each of the sides You can do this with a sharp knife or chisel or by pressing the sides against the sharp edge of a table top for example 3 On a flat surface join the four sides together to form a square and tighten the phillips screws at each corner INSTALLATION 1 Gently drop the assembled square into the suspended ceiling with the smooth sides facing down 2 Carefully adjust the ...

Page 19: ...t Is Covered Defects in workmanship and materials and against malfunctions EAW Commercial distributors must remedy all such defects and malfunctions without charge for parts or labor if the warranty applies Final determination of warranty coverage lies solely with each authorized EAW Commercial distributor What Is Not Covered This warranty does not extend to damage or malfunctions resulting from b...

Page 20: ...hnologies Inc Company EAW Commercial 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 www eaw com 2008 LOUD Technologies Inc All Rights Reserved ...

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