Model EMS-4001 Expansion Master Station User Instructions
Contents
1. Features Audiocom EMS 4001 Listen f tsten J Listen Listen 3 P x u f cu cal J u e CLASS 2 WIRING 2A 24VDC P Telex TELEX COMMUNICATIONS INC PROGRAM exp exe s INPUTS MADE IN USA IN our 6 oe 75 eee 4 a 3 4 5 6 LINE LEVEL MBUNBAL 1VRMB ds 100 240 VAC 60 50 HZ FIGURE 1 EMS 4001 Front and back features Bonn 10 11 Intercom Talk Keys Momentary or latching hands free operation possible Call Keys Used to call intercom channels and to indicate incoming calls Intercom Listen Keys Momentary or latching operation possible Channel Power Status Indicators The indicators are green for normal operation and change to red if there is a short circuit or overload condition on a power output line If an indicator turns red either disconnect the corresponding channel connector or turn off the intercom system and locate the problem before resuming operation Universal AC Power Connector The unit accepts any input power in the range of 100 240VAC 50 60Hz Intercom Channel Connectors These connectors provide the power and audio connections for each of the four 4 intercom channels EXP IN and EXP OUT Connectors The EXP IN connector receives the microphone audio signal from the MS 2001 and it sends the monaural mix of the four 4 EMS 40012. see the MS 2001 user instructions p n 9350 7749 000 which can be found at http www telexaudiocom com manuals php for all operating information 18 Specifications GENERAL Input and Output Power AC Input 100 200 VAC 50 60Hz Channel Power each channel 24 1 VDC 1 Amp per channel 3A maximum total Dimensions 1 75 44 5mm high 19 483mm wide 10 31 261 9mm deep Weight approximately 4 5 Ibs 2 kg Environmental Requirements Storage 20 C to 80 C 4 F to 176 F 0 to 95 humidity non condensing Operating 15 C to 60 C 5 F to 140 F 0 to 95 humidity non condensing PROGRAM INPUT CONNECTORS Input Level 100mV maximum Voltage Gain 25 3dB Output Level to intercom channel 1 0VRMS nominal 2 3VRMS max Input Impedance 75k Ohms Common Mode Rejection Greater than 50dB Connector Type DB9F female 9 pin D Sub Pin 1 Common Pin 2 Channel 3 program in low Pin 3 Channel 4 program in low Pin 4 Channel 5 program in low Pin 5 Channel 6 program in low Pin 6 Channel 3 program in high Pin 7 Channel 4 program in high Pin 8 Channel 5 program in high Pin 9 Channel 6 program in high INTERCOM CHANNELS BALANCED MODE BAL UNBAL SWITCH SET TO BAL Output Level IVRMS nominal Input Impedance 300 Ohms 10 Bridging Impedance greater than 10 000 ohms Sidetone 40dB 35dB adjustable range Call Signaling Send 20kHz 100Hz 0 5VRMS 10 Receive 20kHz 800
3. 4 Audiocom Call Receive CH 6 ofan Deed On On Closed Enabled SNO Nor WEEN Off Open Disabled NA On Closed Enabled N Dougsed Off Open Disabled NS On Closed Enabled PN Nor Used Off Open Disabled N SW2 8 Not Used On Closed Enabled N A Off Open Disabled a These switches apply only when in Audiocom BAL mode Call send and receive are always enabled in Clear Com UNBAL mode 13 TABLE 2 EMS 4001 jumper settings Jumper Description Settings for All Jumpers J15 Program 3 direct to Headset or Speaker due n p oe J16 Program 4 direct to Headset or Speaker in ses vus Er J18 Program 5 direct to Headset or Speaker ee i s nn J21 Program 6 direct to Headset or Speaker id ene Mounting Configurations The EMS 4001 mounts in a standard 19 inch equipment rack and is 1 rack unit high Install the two 2 supplied rack mount cosmetic covers when installing the EMS 4001 in the rack When rack mounting components you may not be able to access the sidetone trimmers after the components have been mounted In this case you can position the components in the rack and make all required connections Then adjust the sidetone trimmers before installing and tightening all rack mount screws Connection Notes Typical connections for the MS 2001 EMS 4001 are shown in figure 3 on page 17 14 Cables The numbers below correspond to the cable numbers in the conne
4. UPS Ground prepaid you may request from Factory Service a different shipment method Any shipment upgrades will be paid by the customer The equipment should be shipped in the original packing carton If the original carton is not available use any suitable container that is rigid and of adequate size If a substitute container is used the equipment should be wrapped in paper and surrounded with at least four 4 inches of excelsior or similar shock absorbing material All shipments must be sent to the following address and must include the Proof of Purchase for warranty repair Upon completion of any repair the equipment will be returned via United Parcel Service or specified shipper collect Factory Service Department Bosch Security Systems Inc 8601 East Cornhusker Hwy Lincoln NE 68507 U S A Attn Service FCC STATEMENT This equipment uses and can radiate radio frequency energy that may cause interference to radio communications if not installed in accordance with this manual 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 operated 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 package should include QTY DESCRIPTION PA
5. channels to the MS 2001 speaker or headset The EXP OUT connector connects to the EXP IN connector of an additional EMS 4001 Up to four 4 EMS 4001 Expansion Master Stations may be daisy chained with the EXP IN and EXP OUT connectors An EXP IN OUT cable is supplied with each EMS 4001 Speakers Usually the listen mix of all four 4 EMS 4001 channels is sent to the MS 2001 speaker or headset via the EXP IN connector Alternatively speakers may be connected to one 1 or more of the speaker outputs of the EMS 4001 Program Input Connector and Trimmers Each intercom channel has its own program input and level adjust trimmer For each program input there is an internal jumper which routes the program either to the intercom channel only or to both the intercom channel and the MS 2001 headset or speaker default setting Additionally the program signal to the intercom channel may be turned on or off via the MS 2001 front panel programming There is also an internal program interrupt DIP switch that selects either automatic program interrupt when the station operator activates a channel s talk key or no program interrupt during talk The EMS 4001 program input connectors may be broken out to common 3 pin XLR audio cables using the optional XP 4PGM Breakout Panel BAL UNBAL Switch This selector switch sets the EMS 4001 for compatibility with either Audiocom or Clear Com channel connector pinouts channel power requirements and call signaling re
6. is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped IMPORTANT SAFETY INSTRUCTIONS titii eee ico 3 INTRODUCTION PT teens r4 Jo uU M A 7 IZ nn P E U INSTALLATION 11 Config r tion Pre CHEN a A ea ancien acts 11 E A A AA 11 PROGRAM INTERRUPT DIP SWITCHES eceeeseceeneeeneneenennennsnnnennsnsnenensnnnensnnnnnesnsnnesssessnsnnessssnnnsssssnessssnnensssnnssssnessssnan Il AUDIO CALL SEND AND RECEIVE DIP SWITCHES esses cesses eene eee eee sess aeeeeesaeeesesaeeeessseeessesseseseaeeeensas Il Balanced Unbalanced Switch id ea 11 Direct Program Listen Enable Disable Jumpers eise tee barbe EE is 12 Sidetone Trimmers SOSE SEN EEE ieu dave dritte semen fasc A 12 Mounting Configurations AR AAA EAN RANA 14 Connection Notes oocononccononnnonccnononanononnnccnnn nan eene nenne en en en ene nsns es esee RR ese sess e sese tere nnne sese sese edere sans ns sense terere nennen 14 Cables ANDRE II O AA S i A A EEA NS EENE EE 15 OPERA TION a cae oe OON ME M M ceases 17 Power Up Pp 17 Sidetone Adjustments een 17 Operation ii AAA ANA AAA AAA A AAA AAA AA E Eai 18 PCS NU
7. Hz 100m VRMS Mic Kill Frequency Send 24kHz 100Hz 0 5VRMS 10 Receive 24 kHz 800 Hz 100m VRMS Noise Contribution less than 70dB Common Mode Rejection Ratio greater than 50dB Connector Type One SLR 3M for each channel Balanced Configuration Pinouts Pin 1 DC audio Common Pin 2 Intercom audio low and 24 VDC output Pin 3 Intercom audio high and 24 VDC output INTERCOM CHANNEL UNBALANCED MODE BAL UNBAL SWITCH SET TO UNBAL Output Level 2 Vp p 750m VRMS Input Impedance 200 Ohms 10 Bridging Impedance greater than 10k Ohms Call Signaling Send 11 3 VDC Receive 4VDC minimum Connector Type One XLR 3M for each channel Pin 1 Common Pin 2 30 1 VDC output Pin 3 Intercom audio high EXPANSION INPUT OUTPUT Connector Type 3 5mm Stereo Phone Jack Tip Talk output Ring Listen input Sleeve Common 19
8. N NR NH HECHO 19 CHAPTER 1 Introduction Description The EMS 4001 adds four 4 powered intercom channels to an MS 2001 Master Station and it provides talk listen and call buttons for the added channels Up to four 4 EMS 4001 Expansion Master Stations may be connected to the MS 2001 allowing up to 16 channels 18 channels total The MS 2001 microphone is used to talk back to the EMS 4001 channels and the MS 2001 speaker is typically used for listening However there are also separate speaker jacks on the back panel of the EMS 4001 for independent monitor speakers if desired There are also four 4 additional program inputs on the back of the EMS 4001 one 1 for each added channel The MS 2001 EMS 4001 combination can be used as a simple multi channel intercom user stations In this configuration the program inputs and possibly the PA output of the MS 2001 are most likely not used and the station operator has only talk listen and call capability It is also possible the advanced features of the MS 2001 such as Mic Kill Send might be turned off Alternatively the MS2001 EMS 4001 can be used as a master station In this application one 1 or more program inputs and the PA output may be connected and the program signals to the intercom channels can be turned on or off from the MS 2001 Additionally the Mic Kill Send feature can be enabled and microphones on any channels may then be turned off from the MS 2001
9. RT NO 90107713000 US 1 EMS4000 Final Assembly or 90107713001 EU 2 Power Cord 2504000300 3 User Manual 93507713000 4 Warranty Card 38110390 5 User Information 38110668 6 Statement of Conformity 38110675 7 Int Cordsets European 550024000 model only CAUTION EN i THE LIGHTNING CAUTION TO REDUCE THE THE FLASH AND RISK OF ELECTRIC SHOCK EXCLAMATION ARROWHEAD DO NOT REMOVE COVER POINT WITHIN WITHIN THE NO USER SERVICABLE THE TRIANGLE IS TRIANGLE IS A PARTS INSIDE REFER A WARNING SIGN WARNING SIGN SERVICING TO QUALIFIED ALERTING YOU ALERTING YOU OF SERVICE PERSONNEL OF IMPORTANT DANGEROUS INSTRUCTIONS VOLTAGE INSIDE ACCOMPANYING THE PRODUCT THE PRODUCT SEE MARKING ON BOTTOM BACK OF PRODUCT WARNING APPARATUS SHALL NOT BE EXPOSED TO DRIPPING OR SPLASHING AND NO OBJECTS FILLED WITH LIQUIDS SUCH AS VASES SHALL BE PLACED ON THE APPARATUS WARNING THE MAIN POWER PLUG MUST REMAIN READILY OPERABLE CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK GROUNDING OF THE CENTER PIN OF THIS PLUG MUST BE MAINTAINED WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPRATUS TO RAIN OR MOISTURE WARNING TO PREVENT INJURY THIS APPARATUS MUST BE SECURELY ATTACHED TO THE FLOOR WALL RACK IN ACCORDANCE WITH THE INSTALLATION INSTRUCTIONS This product is AC only A ee IS 10 11 12 13 14 Important Safety Instructions R
10. T LJ TELEX A Innovative solutions for today s communications Model EMS 4001 Expansion Master Station User Instructions 9350 7713 000 Rev E 1 2010 PROPRIETARY NOTICE The product information and design disclosed herein were originated by and are the property of Bosch Security Systems Inc Bosch reserves all patent proprietary design manufacturing reproduction use and sales rights thereto and to any article disclosed therein except to the extent rights are expressly granted to others COPYRIGHT NOTICE Copyright 2010 by Bosch Security Systems Inc All rights reserved Reproduction in whole or in part without prior written permission from Bosch is prohibited WARRANTY NOTICE See the enclosed warranty card for further details CUSTOMER SUPPORT Technical questions should be directed to Customer Service Department Bosch Security Systems Inc 12000 Portland Avenue South Burnsville MN 55337 USA Telephone 800 392 3497 Fax 800 323 0498 RETURN SHIPPING INSTRUCTIONS Customer Service Department Bosch Security Systems Inc Lincoln NE Telephone 402 467 5321 Fax 402 467 3279 Factory Service 800 553 5992 Please include a note in the box which supplies the company name address phone number a person to contact regarding the repair the type and quantity of equipment a description of the problem and the serial number s SHIPPING TO THE MANUFACTURER All shipments of product should be made via
11. alking Audio Call Send and Receive DIP Switches By default all channels of the EMS 4001 can send and receive Audiocom call signals You can disable call send or call receive capability for selected channels if desired Balanced Unbalanced Switch The BAL UNBAL Switch is located on the back panel The switch must be set to the balanced BAL position for use with an Audiocom Intercom System Set the switch to the unbalanced UNBAL position when using the unit with a Clear Com Intercom System 11 Direct Program Listen Enable Disable Jumpers By default each program input can be heard by intercom stations on the corresponding intercom channel This can be turned on or off for each program input via the MS 2002 front panel programming REFERENCE See Turning the Program Inputs ON and OFF in the Operations section of the MS 2002 User Instructions P N 9350 7749 000 which can be found at http www telexaudiocom com manuals php Additionally all program signals can be heard directly in the MS 2001 speaker or headset and each program is output at the corresponding speaker jack on the back of the EMS 4001 To disable direct program listening for a program input do the following gt Reset the appropriate jumper as shown in table 2 on page 14 NOTE Jumper locations are shown in figure 2 on page 9 Sidetone Trimmers These trimmers are normally adjusted after all components are connected and they can be accessed throu
12. ction drawing in figure 3 on page 17 Single channel intercom cable Sold separately Use Telex ME cables below or can also be built by using two 2 twisted pairs in a shielded cable Pair 1 is used for pins 2 and 3 Pair 2 has both wires connected to pin 1 ME 25 25 7 6 m cable with male and female 3 pin XLR connectors ME 50 50 15 2 m cable with male and female 3 pin XLR connectors ME 100 100 30 4 m cable with male and female 3 pin XLR connectors Shielded patch cable 9 pin Male D sub to 9 pin Female D sub Customer local purchase available at most electronic stores Note all pins must be connected straight through 1 e pin 1 to pin 1 pin 2 to pin 2 etc Shielded patch cable stereo miniplug to stereo miniplug Customer local purchase Available at most electronic stores 18 457 mm EXP IN OUT cable stereo miniplug to stereo miniplug One 1 supplied with each EMS 4001 Shielded audio cable Must have male 3 pin XLR connector at one 1 end for connection to the XP USPG or XP 4PGM program inputs Pin out for program inputs is as follows Pin 1 common Pin 2 program input Pin 3 program input Shielded audio cable Must have male 3 pin XLR connector at one 1 end for connection to the XP USPG or XP 4PA output Pin out for PA output is as follows Pin 1 common Pin 2 PA output Pin 3 PA output 15 16 CHAPTER 3 Operation Power Up To power up the EMS 4001 do the f
13. ead these instructions Keep these instructions Heed all warnings Follow all instructions Do not use this apparatus near water Clean only with dry cloth Do not block any ventilation openings Install in accordance with the manufacturer s instructions Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong are provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where they exit from the apparatus Only use attachments accessories specified by the manufacturer Use only with the cart stand tripod bracket or table specified by the manufacturer or sold with the apparatus When a cart is used use caution when moving the cart apparatus combination to avoid injury from tip over Unplug this apparatus during lightning storms or when unused for long periods of time Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug
14. gh the bottom cover as depicted in Figure 4 on page 18 REFERENCE See the sidetone adjustment procedure in the MS 2002 User Instructions P N 9350 7749 000 which can be found at http www telexaudiocom com manuals php 12 TABLE 1 EMS 4001 configuration switch settings SWITCH NUMBER DESCRIPTION SETTINGS DEFAULT SETTING DIP Switch SW1 Internal On Closed Enabled SWI 1 Program Interrupt CH6 Off Open Disabled Off On Closed Enabled SWI 2 Program Interrupt CH5 Off Open Disabled Off SWI 3 Program Interrupt CH4 a ee Off SWI 4 Program Interrupt CH3 ROLL Ra Off A On Closed Enabled SW1 5 Audio Call Send CH3 DR DHL On On Closed Enabled SWI 6 Audio Call Receive CH3 o De On On Closed Enabled SWI 7 Audio Call Send CH4 Bo On On Closed Enabled SW1 8 Audio Call Receive CH4 DR One Died On Balanced BAL Unbalanced UNBAL operation Important Both switches on the back of the unit must be set the same SWI Audiocom or Clear Com Out Audiocom BAL Out Operation In Clear Com UNBAL SW2 Audiocom or Clear Com Out Audiocom BAL Out Operation In Clear Com UNBAL DIP Switch SW3 Internal On Closed Enabled SW2 1 Audiocom Call Send CH 5 ee On j On Closed Enabled SW2 2 Audiocom Call Receive CH 5 EE DEM d On a On Closed Enabled SW2 3 Audiocom Call Send CH 6 OR ONDES On On Closed Enabled SW2
15. ollowing gt Plugin the power cord The EMS 4001 channels power up identically to channels one 1 and two 2 of the MS 2001 REFERENCE For more informaiton see the MS 2002 User Instructions p n 9350 7749 000 which can be found at http www telexaudiocom com manuals php for all power up information The MS 2002 and EMS 4001 can be powered up in any order Sidetone Adjustments REFERENCE Use the sidetone adjustment procedure as described in the MS 2001 user instructions p n 9350 7749 000 which can be found at http www telexaudiocom com manuals php except substitute channel 3 channel 4 etc The locations of the EMS 4001 sidetone trimmers are shown in figure 4 on page 18 PGM PGM PA 2IN 11N PGM PGMPGM PGM SIN SIN 4IN IN TO TW 7W SPLITTERS FOR HOME RUN CONNECTION OR TO A STRING OF INTERCOM STATIONS DAISY CHAIN CONNECTION wat at a PGM PGMPGM PGM 10IN 9IN BIN 7IN CH7 TO TW 7W SPLITTERS CH amp FOR HOME RUN CONNECTION OR TO A STRING OF CH9 INTERCOM STATIONS CH10 DAISY CHAIN CONNECTION Ye 1 1 ar TO ANOTHER EMS 4001 FIGURE 3 Example of EMS 4001 in a system 17 o o 2289 oo va o o euojepis O rw euoiepis O euo FIGURE 4 EMS 4001 sidetone adjustment locations Operation The EMS 4001 channels operate identically to channels one 1 and two 2 of the MS 2001 REFERENCE For more information
16. quirements Configuration Switches Jumpers and Sidetone Controls These let you customize the operation of the EMS 4001 to match your intercom system requirements IvaNn 1va IvaNn 1va Program DIP Sidetone Listen Switches Trimmers Jumpers FIGURE 2 EMS 4001 Internal DIP switches jumpers and adjustments 10 CHAPTER 2 Installation Configuration Pre check Before making connections read the following configuration notes and make sure all switches and jumpers are properly set for your intended usage Locations of configuration switches and jumpers are shown in Figure 2 on page 9 Only the DIP switches and jumpers require internal access If access is required remove three 3 screws from the top cover and three 3 screws along the bottom edge from each side DIP Switches DIP Switches and their default settings are listed in Table 1 on page 13 Program Interrupt DIP Switches Each intercom channel has a dedicated program input These can be used to feed background music mix minus audio for broadcasting usage etc to the channels If external program sources are connected to the EMS 4001 you have a choice of whether or not you want the program audio to interrupt shut off on the intercom channel while the MS 2001 EM 4001 station operator is t
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