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INFRARED MAIN SYSTEM UNIT

MSU

250

I N S T A L L A T I O N G U I D E

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L E N D I N G

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I D E L I T Y

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R C H I T E C T U R E

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Summary of Contents for MSU250

Page 1: ...INFRARED MAIN SYSTEM UNIT MSU250 I N S T A L L A T I O N G U I D E ...

Page 2: ...he industry s most complete line of custom installation components and accessories for audio video systems To see the complete Niles product assortment visit us on the Internet at www nilesaudio com TABLE OF CONTENTS Introduction 1 Contents 1 Features and Benefits 2 Installation Considerations 5 Installation 8 Operation 11 Troubleshooting 15 Specifications 17 Limited Warranty 19 Notes 21 ...

Page 3: ...o your A V equipment in another room and instantly repeated The MSU250 is compatible with all current Niles infrared systems It may be used along with the Niles TS110 MS110 MS210 WS110 and CS110 IR sensors or the IntelliPad The model MSU250 is an IR Main System Unit It is one of three elements that make up an infrared extender system IR Main System Unit Models MSU140 MSU250 MSU480 and MSU440Z IR S...

Page 4: ...put This is useful for triggering external devices and system automa tion 3 30V AC DC status input Provides system status to connected sensors and key pads Expandable an IRH610 IR expansion hub can be used to provide additional inputs 2x variable flasher out 4 5 Printed circuit board design assures high reliability Low profile and small footprint with integrated mounting wings that allow for both ...

Page 5: ...outlet Niles stock FG00665 WS110 IR Sensor Niles IR Flasher Stereo Receiver Figure 1 Connecting the WS110 to a Niles MSU250 Main System Unit broadcasting a status feedback signal In a typical system the MSU250 provides for the connection for two remote room sensors or keypads and will control multiple audio video components via its ﬂasher connections NILES AUDIO CORPORATION 1 800 BUY HIFI 305 238 ...

Page 6: ... AC DC Status 3 5mm jack provides system status to sensors keypads via a 12V power supply attached to a switched outlet on the system receiver or a 12V trigger output 4 12V Output When 12 volts is detected at the status jack 3 the 12V output jack will output 12V 200mA DC This is useful for triggering external devices and system automation 4 MSU250 PARTS GUIDE 1 2 3 4 5 6 7 FEATURES AND BENEFITS ...

Page 7: ...TIONS PLACEMENT OF THE MSU250 Place the MSU250 conveniently close to the equipment it will be controlling Generally the unit is placed in a concealed location because its controls and indicators are only used during installation Placement possibilities include 1 Table top on the floor or shelf behind the equipment Figure 2 2 Wall mount affixed to the back of the equipment cabinet or a nearby wall ...

Page 8: ...UGE NUMBER THE LOWER THE NUMBER THE LARGER THE AWG FOR EXAMPLE 20 AWG IS PHYSICALLY LARGER THAN 22 AWG Remotely Located IR Sensors Figure 4 Home run the sensor cable from the sensor to the MSU250 Sensors In NOTE IMPORTANT AVOIDING INTERFERENCE AVOID LOCATING ANY OF THE CABLES SENSORS KEYPADS OR THE MAIN SYSTEM UNIT NEAR ANY POTENTIAL SOURCES OF ELECTRO MAGNETIC INTERFERENCE EMI SUCH AS LIGHT DIMME...

Page 9: ...d on the data IR line between the IntelliPad and the sensor The cathode or blocking side of the diode faces the IntelliPad Figure 5 Note that status wire is connected to IntelliPad s status connector SENSOR KEYPAD CABLE The MSU250 connects to IR sensors and the IntelliPad with CAT 5 cable with a maximum cable run of 500 152 4m Flasher cable Niles infrared ﬂashers come supplied with a 10 3m 2 condu...

Page 10: ...tes rather than which terminal on the MSU250 it should connect For proper installation follow the steps outlined below in the correct order If you dis cover a fault in the course of installation go on to the Troubleshooting Guide before continuing with the next installation step 8 CONTINUED ON NEXT PAGE To 12V DC Power Supply Plugged into an switched AC Outlet Typically found in back of a receiver...

Page 11: ...nnect the Sensor Keypad cable the Sensor input A Strip 1 4 of insulation from the end of each wire Tightly twist the end of each wire until no frayed ends remain B Use a small flathead screwdriver or your thumbnail to raise the locking tabs expos ing the holes on the removable connectors C Insert each wire into the appropriate hole on the removable connector plug Figure 6 and snap the locking tab ...

Page 12: ...consult the Troubleshooting Section beginning on page 14 4 Plug the flashers into the flasher outputs If you need to extend the wire use a 2 conductor 16 gauge or larger See Tech Tip on page 6 Route the connecting wire to the IR Main System Unit Connect the 3 5mm plug into the jack labeled Flasher Output on the MSU250 Figure 7 TECH TIP Make all ﬁnal connections to the MSU before connecting the pow...

Page 13: ...l and the Niles IR sensor is similar to the maximum range between the remote control and the A V component s IR sen sor Typically a remote control with two batteries will have a 15 4 5m to 20 6m range and a remote with four batteries will have a 20 6m to 30 9m range 12 VOLT TRIGGER OUTPUT The Niles MSU250 provides a 12VDC output that can be triggered one of two ways 1 The presence of status voltag...

Page 14: ...VDC 200mA OUTPUT Connect the other end of the cable to the device that will be triggered or activated Figure 8 POWER STATUS INTRODUCTION To properly wire an IntelliPad to the MSU250 refer to Figure 5 By providing 3 30 volt AC DC to the status input jack of your MSU250 you can send a status signal to sensors or an IntelliPad without running any additional wiring Built into the MSU250 is a Niles sta...

Page 15: ...e Any 16 gauge 2 conductor cable can be used to extend the power status cable up to 200 61m Checking the Power Supply It is possible to check the status power supply itself and any connections that were made to extend the cable by inserting the status plug into the Power jack on the MSU250 If the Power LED lights the status power supply and connections are ok If the Power LED does not light check ...

Page 16: ...C Power supply Not Supplied plugged into a switched outlet Niles stock FG00060A Infrared Sensors MSU250 Main System Unit IRH610 Expansion Hub Figure 9 Wiring diagram for expanding a system using the IRH610 Infrared Expansion Hub ...

Page 17: ...Testing your power supply connections 2 Testing your sensor connections 3 Testing your flasher connections 4 Testing your cable for shorts and opens 2 Optical or Electromagnetic Interference Direct sunlight reﬂections neon signs and other sources of infrared light or television sets light dimming controls and other sources of electromagnetic ﬁelds can induce noise and interference into your IR ext...

Page 18: ...el noise or inter ference an optical feedback loop can occur which will interfere with proper operation Symptoms can include poor range intermittent operation or no operation Solution You can eliminate optical feedback by replacing any IRB1 ﬂooding ﬂasher with MF1 or MF2 MicroFlashers and covering all ﬂashers with the supplied IR blocking covers There are many methods for reducing interference Whi...

Page 19: ... virtually all brands of remotes using carrier frequencies between 26 and 105kHz Wiring Requirements Individual home runs of CAT 5 cable from each sensor keypad Unit Dimensions 5 11 16 wide x 1 1 4 high x 2 deep 173 3cm wide x 38cm high x 61cm deep Power Requirements 12 VDC power supply included ...

Page 20: ...ol Home Theater port a 150 Ohm resis tor must be placed between the data and the ground line of the IntelliControl IR sensor input see ﬁgure above No resistor is needed if the MSU is being connected to the 2nd Zone port of the IntelliControl Addendum Using the MSU250 with the IntelliControl automation system 18 1550 HM Resistor ...

Page 21: ...____ _____________________________________________________________________________________________________ _____________________________________________________________________________________________________ _____________________________________________________________________________________________________ _________________________________________________________________________________________...

Page 22: ...SHIPPING INSTRUCTIONS FROM NILES IF THE ABOVE CONDITIONS ARE MET THE PURCHASER S SOLE REMEDY SHALL BE TO RETURN THE PRODUCT TO NILES IN WHICH CASE NILES WILL REPAIR OR REPLACE AT ITS SOLE OPTION THE DEFECTIVE PRODUCT WITHOUT CHARGE FOR PARTS OR LABOR NILES WILL RETURN A UNIT REPAIRED OR REPLACED UNDER WARRANTY BY SHIPPING SAME BY ITS USUAL SHIPPING METHOD FROM THE FACTORY ONLY AT ITS EXPENSE WITHI...

Page 23: ...product Custom Installer Electrician Friend Myself Which factor s influenced the purchase of your Niles product Please check all that apply Ease of Use Price Value Product Features Quality Durability Reputation Style Appearance Warranty Do you Own a House If yes how many square feet _________________ Own a Town House Condominium Co op Rent an Apartment Rent a House Are you interested in receiving ...

Page 24: ... F I w w w n i l e s a u d i o c o m 2007 Niles Audio Corporation All rights reserved Niles the Niles logos and Blending High Fidelity and Architecture are registered trademarks of Niles Audio Corporation All other trademarks are the property of their respective owners DS00328C B L E N D I N G H I G H F I D E L I T Y A N D A R C H I T E C T U R E ...

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