Valcom v-9932

VSP V 9932 9 SENSING VOLUME CONTROL V 9932 is designed to electronically adjust the of a page by monitoring ambient noise levels in area of a building instructions contain the specifications and necessary to install operate and maintain V 9932 Noise Sensing Volume Control V 9932 provides automatic paging level in areas where ambient noise levels are changing Valcom one way paging systems Solid state design Low power requirements Operates on key system voltages Self contained sensing device V 9932 will control up to 150 Valcom one way speaker assemblies in a single zone V 9932 units can be used within the same Materials Required the time of installation the installer should provide following materials power supply if existing supply is type station wire V 9932 is designed to be wall mounted x 4.7 x 2.1 D H x 11.94cm W x 5.33cm D lbs 41kg Requirements V 9932 requires 24VDC Signal Battery to 28VDC B Battery mA mA Specifications Level Adjustment Range 10dB to 30dB nominal Threshold Output 3dB Response ohms Impedance Impedance ohms Temperature to 50 degrees C signal battery Requirements sec Reset Manuals Online To System Page Unit A Maximum 150 Amplified Speaker Assemblies 1 Simplified Block Diagram of Connections instructions cover only the installation of the Valcom V 9932 Please consult instructions for control equipment or any equipment used precautions have been taken at the factory to that the equipment functions properly Please the following precautions or the equipment be damaged and the warranty voided Unplug the power supply before connecting any or cables to the control unit connecting With power on accidental bridging of terminals with a wiring tool may damage circuits Do not use a lamp tester to check signals Use a A lamp tester when first applied is a circuit to electronic circuits Do not apply power to the control unit until all have been double checked The V 9932 cannot be used to control Locate a space on the wall central to the noise equipment Carefully unpack the unit from the carton and Unsnap cover from base and mount base to wall pan head screws to Figure 2 while performing the following Connect the page control unit speaker output to T R input of V 9932 Connect the input of amplified speaker to T and output of V 9932 Connect power supply 24VDC and ground to and GND terminals on V 9932 and Adjustment Complete all connections to page control unit one way amplified speakers and power refer to applicable instructions With background noise at its lowest level access system and adjust level controls on page and speakers for proper sound level Turn on all noise producing equipment for background noise level Access page and test The V 9932 microphone gain is factory This adjustment is correct for most If page volume with maximum background is too turn microphone gain control counter in small increments and test Wait at least 10 seconds after microphone gain before accessing and testing If page volume with maximum background noise too low turn microphone gain control in small increments and test Wait at least 10 seconds after microphone gain before accessing and testing Do not adjust microphone beyond the point where the LED lights Installation and set up now complete Manuals Online ASSISTANCE trouble is reported verify that power is being to the unit and there are no broken Check voltages for proper polarity on 1 identifies symptoms of some possible with solutions If a spare unit is available to troubleshoot by substituting the spare unit the suspected defective unit in troubleshooting is available from the When calling you should have a VOM and a test set available and be calling from the site Call 540 427 3900 and ask for Technical or call 540 427 6000 for Valcom 24 hour Support or visit our website at V 9932 is not field repairable Valcom contains no user serviceable parts Valcom Inc maintains service facilities in VA Should repairs be necessary attach a to the unit clearly stating your company name phone number contact person and the of the problem Send the unit to Inc and Return Dept Hollins Road VA 24019 5056 Not Adjust Gain Not Adjust 24V page T To one amplified 2 V 9932 Noise Sensing Volume Control monitors the surrounding area noise by a built in microphone When a page is the V 9932 electronically locks onto the last noise sample A 23dBm signal or higher is on the input before the V 9932 will activate lock Once activated the amplifier is set to the proper gain level for the of background noise The amplifier will locked at that gain level for the duration of the After the page is made there is a 5 second before the V 9932 starts monitoring the area levels Refer to Figure 3 for a simplified of the V 9932 1 TROUBLESHOOTING CHART page incorrect with no background noise SOLUTION Check 24VDC and Ground to unit and to one way speakers Check for audio at tip and ring input to V 9932 Check for audio at tip and ring output from V 9932 With no background noise access page and adjust volume at page unit or at one way amplified speakers hear with full background noise Turn microphone gain control clockwise in small increments Wait 20 before accessing page to test loud with full background noise Turn microphone gain control counter clockwise in small increments squeal when paging lineman test set to check for audio 10 seconds before accessing page and testing Relocate phone or speaker Readjust page level noise canceling transmitter on phone Manuals Online Inc warrants its products to be free from defects in materials and workmanship under conditions of normal use and for a period of one year from the date of shipment The obligation under this warranty shall be limited to the replacement or refund of any such defective device within the warranty period provided that LIMITED WARRANTY by Valcom Inc indicates the validity of the claim defect is not the result of damage misuse or negligence after the original shipment product has not been altered in any way or repaired by others and that factory sealed units are unopened A service plus parts and labor will be applied to units defaced or physically damaged charges for the return of products to Valcom are prepaid units of warranty are subject to a service charge The service charge will cover minor repairs Major repairs will subject to additional charges for parts and labor warranty is in lieu of and excludes all other warranties expressed or implied and in no event shall Valcom Inc be for any anticipated profits consequential damages loss of time or other losses incurred by the buyer in connection the purchase operation or use of the product warranty specifically excludes damage incurred in shipment In the event a product is received in damaged condition the should be notified immediately Claims for such damage should be filed with the carrier involved in accordance with the point Inc Industry Avenue VA 24013 540 427 3900 540 427 3517 Canada Corporation Van Kirk Drive 11 and 12 Ontario L7A1A5 905 456 1072 905 456 2269 GAIN SCHEMATIC SENSE SENSE CIRCUIT CIRCUIT 3