GAI-Tronics DSA-101 Instruction Manual Download Page 8 | Manualshive

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Pub.: 42004-384C

M

ODEL

DSA-101

R

EMOTE

S

PEAKER

A

MPLIFIER

Page 7 of 10

f:\standard ioms - current release\42004 instr. manuals\42004-384c.doc
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System Interconnection

Refer to Figure 4 for a typical system wiring diagram.

Figure 4. Typical system interconnection diagram

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Summary of Contents for DSA-101

Page 1: ...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 Mounting 4 Conduit Installation 4 Metal Conduit Installation Details 4 Field Wire Installation 4 Power 4 Audio Input Output 4 Speaker 4 Audio Adjustments 5 Volume Control 5 Gain Adjustment 5 System Interconnection 7 ...

Page 2: ...oduct 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 101 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 Remote Sp...

Page 3: ... 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 00x speaker amplifier PCBA which is housed in the rear enclosure All field terminations audio in out power and speaker are to be made in the rear enclosure Refer to Figure 2 and Figure 4 Figure 2 DSA Series Remote Spea...

Page 4: ...ésigné 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 Install equipment without modif...

Page 5: ...ct both LEDs from the 69829 00x Speaker Amplifier PCBA located in the rear enclosure Pull all wiring into the termination enclosure Remove the 69829 00x Speaker Amplifier PCBA if necessary The use of ferrules is recommended on the ends of stranded wire to create a secure reliable connection Install all connections as indicated below Refer to Figure 3 for the location of the PCBA components wiring ...

Page 6: ...er rotate R38 counterclockwise GainAdjustment This amplifier assembly contains four user adjustable gain settings 0 dB 6 dB 12 dB 24 dB These settings enable the user to control the maximum gain of the amplifier The 24 dB setting provides the maximum gain from the amplifier and the 0 dB setting enables the minimum gain Configuration jumpers P9 and P6 have been supplied to set the gain Refer to Tab...

Page 7: ...Pub 42004 384C MODEL DSA 101 REMOTE SPEAKER AMPLIFIER Page 6 of 10 f standard ioms current release 42004 instr manuals 42004 384c doc 11 10 Figure 3 69829 00x Remote Speaker Amplifier PCBA ...

Page 8: ...MOTE SPEAKER AMPLIFIER Page 7 of 10 f standard ioms current release 42004 instr manuals 42004 384c doc 11 10 System Interconnection Refer to Figure 4 for a typical system wiring diagram Figure 4 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: ...n 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 4º F to 140º F 20º C to 60º C Dimensions 8 0 203 2 W 9 5 241 3 H 3 9 99 D inches mm Shipping weight 7 lbs Unit must be locally powered Appr...

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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