GAI-Tronics DSA-201 User Manual Download Page 1

Pub.: 42004-452A 

GAI-Tronics Corporation  400 E. Wyomissing Ave.  Mohnton, PA  19540  USA 

610-777-1374  

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  800-492-1212  

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  Fax:  610-796-5954 

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ISIT WWW

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GAI

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TRONICS

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COM FOR PRODUCT LITERATURE AND MANUALS

 

G A I - T R O N I C S ®   C O R P O R A T I O N  

A   H U B B E L L   C O M P A N Y  

Model DSA-201 

Remote Speaker Amplifier 

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A B L E   O F  

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O N T E N T S

 

Confidentiality Notice .....................................................................................................................1

 

General Information .......................................................................................................................1

 

Product Overview ................................................................................................................................... 1

 

System Requirements and Limitations ................................................................................................. 1

 

Features and Functions .......................................................................................................................... 1

 

Description of Major Components ........................................................................................................ 2

 

Installation ......................................................................................................................................3

 

General Information............................................................................................................................... 3

 

General Installation Guidelines ............................................................................................................. 3

 

Security Hardware.................................................................................................................................. 3

 

Conduit Installation Details ................................................................................................................... 4

 

Mounting.................................................................................................................................................. 4

 

Field Wire Installation............................................................................................................................ 5

 

Power ....................................................................................................................................................................5

 

Audio Input /Output..............................................................................................................................................5

 

Speaker .................................................................................................................................................................5

 

Audio Adjustments ................................................................................................................................. 5

 

Volume Control ....................................................................................................................................................5

 

Gain Adjustment ...................................................................................................................................................5

 

System Interconnection .......................................................................................................................... 7

 

Operation.........................................................................................................................................8

 

Power Status .........................................................................................................................................................8

 

Fault Status ...........................................................................................................................................................8

 

Maintenance....................................................................................................................................8

 

General Information............................................................................................................................... 8

 

Troubleshooting ...................................................................................................................................... 9

 

Service ..................................................................................................................................................................9

 

Specifications ................................................................................................................................10

 

Replacement Parts ................................................................................................................................ 10

 

Summary of Contents for DSA-201

Page 1: ...ral Information 1 Product Overview 1 System Requirements and Limitations 1 Features and Functions 1 Description of Major Components 2 Installation 3 General Information 3 General Installation Guidelines 3 Security Hardware 3 Conduit Installation Details 4 Mounting 4 Field Wire Installation 5 Power 5 Audio Input Output 5 Speaker 5 Audio Adjustments 5 Volume Control 5 Gain Adjustment 5 System Interc...

Page 2: ...on Product Overview The GAI Tronics Digital Intercom system is designed for use in hazardous and non hazardous area communications both indoors and outdoors and in high noise areas The Model DSA 201 Remote Speaker Amplifier is designed specifically to enable audio received by a DHx Series Intercom Station to be broadcast into high noise areas System Requirements and Limitations The DSA Series Remo...

Page 3: ...ear enclosure and a front panel assembly The front panel assembly contains power and fault status indicators See Figure 1 Controls for speaker volume and gain are provided on the 69829 10x speaker amplifier PCBA which is housed in the rear enclosure All field terminations audio in out power and speaker are made in the rear enclosure Refer to Figure 2 and Figure 6 Figure 2 DSA Series Remote Speaker...

Page 4: ...lacement est désigné non dandereux Install equipment without modification and according to all applicable local and national electrical codes USA and Canada Consult the National Electrical Code NFPA 70 Canadian Standards Association CSA 22 1 and local codes for specific requirements regarding your installation Class 2 circuit wiring must be performed in accordance with NEC 725 55 General Installat...

Page 5: ...gure 4 Top entry conduit installation details for metallic enclosures NOT recommended Mounting The mounting and wiring instructions are as follows 1 Remove the four security screws from the front of the intercom station and separate the front panel from the rear enclosure Place the front panel and the screws in a safe location 2 Secure the rear enclosure to the mounting surface using the four 0 28...

Page 6: ... or dc power source A separate power feed is recommended for each remote amplifier Terminal block TB8 is provided for connection of power to the station Also the enclosure must be connected to earth ground Install a ring lug on the ground conductor prior to connection to the enclosure Secure the ring lug to the 6 ground screw on the rear enclosure AudioInput Output Terminal block TB6 has been prov...

Page 7: ...PEAKER AMPLIFIER Page 6 of 10 f standard ioms current release 42004 instr manuals 42004 452a doc 11 11 Table 1 Gain Settings Setting Jumper P6 Jumper P9 0 dB 0 0 6 dB 0 1 12 dB 1 0 24 dB 1 1 Figure 5 69829 10x Remote Speaker Amplifier PCBA ...

Page 8: ...MOTE SPEAKER AMPLIFIER Page 7 of 10 f standard ioms current release 42004 instr manuals 42004 452a doc 11 11 System Interconnection Refer to Figure 6 for a typical system wiring diagram Figure 6 Typical system interconnection diagram ...

Page 9: ...owerStatus The Power Status LED on the front panel indicates when power is applied to the unit FaultStatus The Fault Status LED on the front panel indicates when an amplifier fault speaker line fault has occurred The speaker line fault must be repaired and power to this unit must be cycled in order to reset the fault indication Maintenance General Information WARNING Always remove power to this st...

Page 10: ...lt has occurred Repair the speaker line fault and cycle power off on in order to reset the fault indication Feedback 1 Point the speakers away from the interfering station 2 Reduce the speaker volume 3 Increase the distance between the speaker and the interfering station 4 Two digital intercom stations can be barred from communication Refer to the Protection against Feedback Configuration section ...

Page 11: ... 2 maximum THD 1 kHz 12 watts Hum and noise 55 dB 20 Hz 20 kHz Loudspeaker 8 ohms Inputs Audio 0 775 Vrms Outputs Audio line to next amp Indicators Power Fault Controls Speaker volume Gain System cabling Power No 12 18 AWG Audio No 16 24 AWG Temperature range 4 ºF to 140 ºF 20 ºC to 60 ºC Dimensions 8 0 203 2 W 9 5 241 3 H 3 9 99 0 D inches mm Shipping weight 7 lbs Unit must be locally powered App...

Page 12: ... of the Contractor s personnel from the work site Re performance of services shall be Buyer s sole and exclusive remedy and in no event shall GAI Tronics warranty obligations with respect to services exceed 100 of the total cost of the services provided hereunder Warranty Periods Every claim by Buyer alleging a defect in the goods and or services provided hereunder shall be deemed waived unless su...

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