Telex SPS2000A User's Manual
Contents
1. Audiocom Applications 17 1 channel cable SPS2000A Power Supply 2 2 channel cable Combine Isolate Switch E set to Isolate Yz Y cable p0 es Speaker Inter a connect cable 1 1 US2000A Master Station P gt of e GA oL are ase e OORO To all stations on channel 2 audio sources To all stations on channel 1 BP 1000 Note A JB 2 Junction Box may be used instead of the Y cables The JB 2 provides a means of combining two channels while also allowing the single channels to be continued directly from the junction box BP 2000 HEADSET Figure 4 Typical connections using one SPS2000A Power Supply for two intercom channels The two program sources are monitored independently by the intercom channels All audio program and intercom is monitored as a monaural mix in the SPS2000A speaker The US2000A is set for monaural speaker output default Audiocom 17 1 channel cable SPS2000A Power Supply 2 2 channel cable SPK1000 Combine Isolate Switch 7 Powered Speaker set to Isolate Y 7 Y cable l i Speaker inter connect cables e KANS Master Station To all stations on channel 2 US2000A Program input cable From 2 audio sources mE To all stations oo oo HEADSET ines lt Note A JB 2 Junction Box ma2. Telex User Instructions Model SPS2000A Power Supply Audiocom Intercom Systems TELEX FCC Statement This equipment uses and can radiate radio frequency energy that may cause in terference to radio communications if not installed in accordance with this man ual The equipment has been tested and found to comply with the limits of a Class A computing device pursuant to Subpart J Part 15 of FCC Rules which are designed to provide reasonable protection against such interference when op erated in a commercial environment Operation of this equipment in a residential area may cause interference which the user at his own expense will be required to correct This product meets Electromagnetic Compatibility Directive 89 336 EEC Introduction Thank you for purchasing the Audiocom SPS2000A Power Supply We hope that this power supply used together with your Audiocom User Stations will satisfy your intercommunication requirements for many years to come To get the most out of your new power supply please take a few moments to look through this booklet before using the SPS2000A for the first time Table of Contents Description Installation Unpacking Configuration Switches i Intercom Channel and Program Connections Power Up Check Specifications Factory Service and Parts Information los ID ID ID Im IA _ gt Audiocom Description The SPS2000A is a versatile power suppl
3. contains the following items Contact the shipper or your Audiocom dealer immediately if anything is damaged or missing Detach and fill out the regis tration card and return it to Telex to properly register your SPS2000A Quantity Description 1 SPS2000A Power Supply 1 Warranty and registration card 1 User Manual 4 Rubber feet install for desktop use of the SPS2000A 1 Power cord Configuration Switches WARNING The following instructions are for use by qualified personnel only To avoid electric shock do not remove the cover unless you are qualified to do so AVERTISSEMENT Les instructions qui suivent s adressent uniquement a un techni cien qualifie Pour evite des chocs electriques ne pas ouvrir le boitier a moins d y entre habilite The Audiocom Clear Com switch S200 is factory set for use with Audiocom in tercom stations Before using the SPS2000A with Clear Com remove the top cover and change the setting as shown in Figure 2 The top cover is secured by five screws on the top and three screws on each side The Combine Isolate switch position may be changed at any time by inserting a pen point or other small object through the front panel When the switch is in the Com bine position all users on both channels may intercommunicate When the switch is set to the Isolate position channels 1 and 2 cannot intercommunicate Intercom Channel and Program Connections Channel Capacity When connecting intercom statio
4. d TYPICAL 2 CHANNEL CABLE WIRING Denotes shield 4 lt po EN p gt 4 344 Pair 1 if 5 6 lt gt 6 5 ae ae Pare 755 1 lt Fa A Pair 3 A lt 1 Both wires Shield ad Apis Shield Cable Type 22AWG Stranded 3 Pair Twisted wire with Shield Connector Type 6 Pin XLR Audio Neutrik only not compatible with 6 pin Switchcraft Pin 1 Channel 1 amp 2 Common Pin 2 No connection Pin 3 Channel 1 Audio Power L Denotes twisted pair Pin 4 Channel 1 Audio Power a Pin 5 Channel 2 Audio Power Denotes shield Pin 6 Channel 2 Audio Power Shield Earth ground Y CABLE WIRING Pair 1 a lt 3 Pair 2 i gt Para J gt 1 Both wires ehe gt Shield Use second drain wire if available or add an extra section of wire Standard cables are generally constructed using a male connector at one end anda female connector at the other end This allows several cables to be interconnected to create longer cable runs Audiocom master stations speaker stations and belt packs also typically provide both a male and female Neutrik connector for each intercom channel This permits loop through connection of several intercom stations using the standard cables Audiocom power supplies use a 3 pin male Neutrik connector for each channel Audiocom wallplates use male Neutrik connectors Figure 3 Intercom Cable Wiring Diagrams for
5. luded in the estimate For sales technical support and system design contact Pro Audio Sales Department Telex Communications Inc 9600 Aldrich Avenue South Minneapolis Minnesota 55420 U S A Telephone 612 884 4051 Collect calls not accepted 14 Notes 15 TELEX TELEX COMMUNICATIONS INC 9600 Aldrich Ave So Minneapolis MN 55420 U S A 9350 7333 010 Rev A 8 97
6. ns to the SPS2000A determine the total current for all stations on each channel The total per channel should not ex ceed 2A If you exceed this limit the SPS2000A will provide an overload indication P 200 BAL m UNBAL oe ie BAL mr UNBAL CLEAR COM BAL UNBAL Nee ET Sie Figure 2 Audiocom Clear Com Selector Switch Top Cover Removed Note that if you are using DC wallpacks with some intercom stations you do not need to add the current consumption of those stations to the total current Audiocom Connections Intercom cable wiring details are shown in Figure 3 Speaker interconnect cables are standard RCA phono types For program input cable wiring refer to your master intercom station user manual Some typical intercom system applications are shown in Figures 4 through 6 Clear Com Applications Refer to your Clear Com system documentation for inter com cable wiring and connection details Audiocom TYPICAL 1 CHANNEL CABLE WIRING 3 lt a gt 3 24 Part 7 2755 1 gt F Pair2 F4 lt 1 Both wires Shield h Sds Shield Cable Type 22AWG Stranded 2 Pair Twisted wire with Shield Connector Type 3 Pin XLR Audio Neutrik or Switchcraft Pin 1 Common Pin 2 Channel Audio Power ri Denotes twisted pair Pin 3 Channel Audio Power N Shield Earth groun
7. property of their respective companies Combine Isolate Switch This recessed pushbutton switch lets you combine the audio signals of the two channels to create a single audio channel where all users can intercommunicate Or you can isolate each channel to create two groups of completely independent users Channel Status Indicators and Reset Pushbutton The indicators are green for nor mal operation and red when there is an overload or short circuit The Reset push button restores normal operation after the short circuit or overload has been located and fixed Universal AC Power Input The SPS2000A accepts any input power in the range of 100 240 VAC 50 60 Hz Intercom Channel Connectors When the Combine Isolate switch is set to the Isolate position each channel connector is powered separately and has com pletely separate intercom audio When the Combine Isolate switch is set to the Combine position each channel is still powered separately but the audio signals are combined so that all users on both channels can intercommunicate Audiocom Clear Com Selector Switch Figure 2 This selector switch sets the SPS2000A for compatibility with either Audiocom BALANCED or Clear Com UNBALANCED Compatibility includes channel connector pin outs channel power requirements and call signaling requirements The SPS2000A is shipped with this switch in the Audiocom position Audiocom Installation Unpacking The package
8. that are being used with individual intercom stations If you plug in DC wallpacks after applying power to the SPS2000A you may get an overload indication at the SPS2000A This is because the stations that are being powered by wallpacks will draw current from the SPS2000A until their own DC supplies are connected 11 Audiocom 12 Plug in the AC power cords for any connected SPS2000A Power Supplies The channel status indicators should be green If a channel status indicator turns red during operation try correcting the prob lem by pressing the reset button on the front of the SPS2000A If the problem persists unplug the SPS2000A and locate the short or overload that is causing the problem Specifications General Input Power Requirements 100 to 240 VAC 50 60 Hz Output Power each channel 21 1 VDC 2A Dimensions 1 75 44 5 mm high x 8 25 209 5 mm wide x 10 31 261 9 mm deep Weight approximately 2 5 Ib 1 13 kg Environmental Requirements Storage 20 C to 80 C 0 to 95 humidity non condensing Operating 0 C to 50 C 0 to 95 humidity non condensing Intercom Channels General Connector Type One XLR 3M audio connector for each channel Pin out depends on setting of internal switch S200 for balanced or unbalanced operation as defined below Balanced Mode S200 set to BAL position Line Terminating Impedance 300 ohms 10 Connector Pin out Pin 1 Common audio and DC return Pin2 _ Full d
9. uplex balanced intercom audio and 24 VDC output Pin3 Full duplex balanced intercom audio and 24 VDC output Unbalanced Mode S200 set to UNBAL position Line Terminating Impedance 150 ohms 5 Connector Pin out Pin 1 Common audio and DC return Pin2 24 VDC output Pin 3 Full duplex unbalanced Intercom audio high Speaker Inputs Type RCA Phone Jack Tip Speaker input Sleeve Speaker input Approvals UL CUL CE 13 Audiocom Factory Service and Parts Information When returning equipment for repair include your return address telephone number and proof of date of purchase along with a description of the problem The address for Audiocom equipment returns and parts information is Service Department Telex Communications Inc West Ist Street Blue Earth Minnesota 56013 U S A Telephone 507 526 3205 Collect calls not accepted Warranty Repairs If in warranty no charge will be made for the repairs Equipment returned for warranty repair must be sent prepaid and will be returned prepaid Non Warranty Repairs Equipment that is not under warranty must be sent prepaid to Telex If requested an estimate of repair costs will be issued prior to service After your approval and completion of the repairs the equipment will be returned on a col lect basis Collect charges may be avoided by sending a signed check for payment in full along with your signed estimate approval form shipping charges are inc
10. y be used instead of the Y cables The JB 2 provides a means of combining two channels while also allowing the single channels to be continued directly from the junction box 4 L n BP 1000 D u EADSET LINES H Figure 5 Adding an SPK1000 to the example in Figure 4 The two program sources are monitored independently by the intercom channels The SPS2000A monitors intercom channel 1 and program 1 The SPK1000 monitors intercom channel 2 and program 2 The US2000A is set for binaural speaker output as described in the US2000A User Manual 10 SPS2000A SPS2000A Channel 1 Power Channel 2 Power Combine Isolate Switch Combine Isolate Switch set to Combine set to Combine Speaker inter connect cables US2000A Internal DIP Program input switches set cable From 2 for binaural audio sources operation To 2 of stations To 1 2 of stations To Yofstations To of stations on channel 1 on channel 1 on channel 2 on channel 2 1 x Denotes 1 channel cables Figure 6 Using two SPS2000A Power Supplies to provide a greater capacity on each channel Using two SPS2000A Power Supplies also lets you independently monitor and adjust volume for both intercom channels without the need for a separate powered loudspeaker In this application the US2000A should be set for binaural speaker output as described in the US2000A User Manual Power Up Check 1 LI Plug in any DC wallpacks
11. y that can be used in a variety of Audiocom intercom system applications It is ideal for applications where it is desirable to use a master station with a panel mic speaker combination The SPS2000A directly accepts any AC input power from 100 to 240 VAC 50 60 Hz and it can be configured to power two separate intercom channels or one large intercom channel with twice the in tercom station capacity Additionally the SPS2000A can be configured for compatibil ity with Clear Com Intercom Systems The SPS2000A can be rack mounted or used on a desktop For rack mounting optional hardware is required For desktop use four non marring rubber feet are supplied TELEX SPS2000A 1 a A Combi ites Cr le 2 Reset b 1 2 3 4 5 TELEX it INPUT2 100 240 VAC 60 50 HZ MADE IN USA LeveL CLASS 2 WIRING 1 5A 24VDC Figure 1 SPS2000A Reference View See following numbered descriptions 1 Speaker Inputs and Volume Control Two audio inputs are provided The inputs are combined internally and sent as a monaural signal to the internal speaker amplifier The Volume control adjusts the level to the front panel speaker Typi cally these inputs are used with the speaker outputs of a master station when the master station is set for use with a panel mic and speaker instead of a headset Brand names mentioned are the
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