CIS
120
High-Output Ceiling-Mounted Loudspeaker
INSTRUCTION MANUAL
Page 1: ...CIS120 High Output Ceiling Mounted Loudspeaker INSTRUCTION MANUAL ...
Page 2: ...opriate 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 structure Comply w...
Page 3: ...ack can prior to suspending the assembly The baffle can assembly is shipped with the transducer installed The powder coated perforated steel grill is easily installed once the wattage tap has been selected Optional installation kits include a 4 piece cable kit AC CK for suspension and a 4 piece square trim ring kit AC TRK that dresses the baffle into suspended ceiling tile surrounds See page 12 fo...
Page 4: ...W For 100 V systems select power taps from 32 W 64 W and 128 W Transformer Direct Selector In the transformer position the CIS120 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 CIS120 presents an overall impedance of 8 ohm...
Page 5: ...ut 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 two through term...
Page 6: ... coverage pattern for each loudspeaker are at least touching The more overlap that is provided higher density coverage the 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 Mechanical Installation Note Observe all local and national codes w...
Page 7: ... ring 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 CIS120 This amplifier also uses a screw terminal output 1 Connect the A terminal on the amplifier to the IN input connection on the CIS120 2 Connect the A terminal on the amplifier to the IN connect...
Page 8: ...efore 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 a small...
Page 9: ...crew 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 your lou...
Page 10: ...ks of their respective holders and are hereby acknowledged Model CIS120 Woofer 12 x 1 Woofer Loading Sealed Tweeter 1 exit compression driver Tweeter Loading Horn Operating Range 10 dB 72 Hz 20 kHz Horizontal Beamwidth Nominal 90 degrees Vertical Beamwidth Nominal 90 degrees Axial Sensitivity whole space SPL 97 dB Peak Sensitivity whole space SPL 99 dB Input Impedance Nominal 8 ohm Input Impedance...
Page 11: ...10k 20k 20k 20k dB SPL Degrees Frequency Hz Frequency Hz Frequency Hz Ohms Beamwidth vs Frequency 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 Frequency Hz Ohms 100 10 1 100 10 1 10 100 1000 10k 100 1000 10k 20k 20k Degrees Frequency Hz Frequency Hz Ohms Vertical Polar diagrams ...
Page 12: ...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 installin...
Page 13: ...peaker first support its weight with the help of your assistant until the wires 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 wire 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 sleev...
Page 14: ...gether to form a square and tighten the phillips screws at each corner 2 Add the square into the suspended ceiling with the smooth sides facing down 3 Adjust the length of the four suspension wires until the CIS120 fits into the trim ring The weight must be completely supported by the wires not by the suspended ceiling frame Enlarged view of a corner Assembled trim ring Installing the trim ring in...
Page 15: ...rance for all forms of cartage 9 EAW COMMERCIAL WARRANTY Warranty LOUD Technologies Inc requires its authorized EAW Commercial distributors to abide by the following warranty terms for all EAW Commercial brand products all dates are from the date of delivery from an Authorized EAW Commercial Distributor to the end user installation site Loudspeakers 5 years Active Electronics 5 years Accessories 2...
Page 16: ...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 2007 LOUD Technologies Inc All Rights Reserved ...
