Aiphone PG-50C User's Manual
Contents
1. AIPHONE PAGING AMPLIFIER PG 20C PG 50C PG 100C INSTRUCTIONS PG C Series Amplifiers with built in paging adaptors are designed for use with Aiphone paging intercom systems 20 50 and 100 watt models are available il PRODUCT FEATURES HONE An G 100C AMPLIFIER e Built in Aiphone paging adaptors MC A PD 1 PD 2 e For use with Aiphone intercom systems MC 60 4 TD H Z RCX YKX or as a stand alone e Telephone system interface for paging e Full range volume and tone controls e Short circuit and overload protected e Separate bass and treble controls for paging and music e Adjustable background music volume control e Adjustable paging pre tone volume control e Dry contact or VOX music mute Mic or Tel e Black anodized brushed aluminum finish with ABS end panels e NRTL C certified complies with both UL amp CSA standards NAMES AND FUNCTIONS The following controls and terminals may be accessed by removing the screw on the bottom of the unit and lifting the lower cover 1 Fuse 2 Power 3 Volume Bass amp 4 Dip Switches 5 Preset Treble Controls Controls i LD1 9 T VOX NOISE LEV P O Po O amO CCETT EOE PES 6 Ground 7 Output 8 Terminals 1 9 1 FUSE Replace fuse with 3AG SloBlo s only in the following ratings PG 20C 3 4 Amp PG 50C 1 1 4 Amp PG 100C 2 Amp 2 POWER L E D Indicates that the amplifier is on or off 32. input with 10K ohms impedance C Terminals 5 amp 6 Music Mute When these two terminals are shorted together the music aux output of the amplifier will be muted to allow a tel mic page to be heard D Terminal 7 Page C 2 Connect the appropriate leads from your Aiphone intercom system to this terminal Refer to the following wiring diagrams for more details Set dip switches 7 amp 8 according to your system E Terminals 8 amp 9 12 24 VDC If an Aiphone intercom system is used in conjunction with this amplifier connect the matching power supply for that intercom system to these terminals Be sure to observe polarity 24VDC When using the built in MC A adaptor 12VDC When using the built in PD 1 PD 2 adaptor INSTALLATION 1 Mount the amplifier on a wall or base plate capable of supporting its weight securely Be sure no heat producing elements are nearby Also be sure that the area behind the amplifier allows a clear path of air to flow and that the air slots at the top and bottom are not obstructed IMPORTANT To comply with NRTL C safety regulations a minimum clearance of 6 inches must be maintained above the unit See picture at right 2 Loosen but do not remove the screw at the bottom of the unit to gain access to the terminals and switches under the lower cover 3 Lift the cover all the way up In the fully open position you can conveniently refer to the A labelling which indicates the terminal connec
3. Treble 10 dB 20 kHz 20 kHz Tel Mic Volume Tel Mic Volume Tel Mic Bass 10 dB Tel Mic Bass 10 dB 100 Hz 100 Hz Tel Mic Treble 10 dB Tel Mic Treble 10 dB 20 kHz 20 kHz W 12 3 4 H 7 1 2 D 3 W 12 3 4 H 7 1 2 D3 W 323 H 190 D76 mm W 323 H 190 D 76 mm Weight 6 0 Ib 7 6 Ib 2 7 kg 3 4 kg Sensitivity All specifications are subject to change without notice PG 100C 100 Watts RMS Less than 1 at 1 000 Hz rated output 3 dB 100 to 20 000 Hz Tel Mic 600 Balanced Music Aux 10 KQ Page C2 Input for intercom paging Tel 150 mV Mic 1 mV Music Aux 100 mV Pretone Volume Music Volume Music Bass 10 dB 100 Hz Music Treble 10 dB 20 kHz Tel Mic Volume Tel Mic Bass 10 dB 100 Hz Tel Mic Treble 10 dB 20 kHz 70 Volts RMS 120V AC 60 Hz 176 watts W 12 3 4 H 7 1 2 D3 W 323 H 190 D 76 mm 10 7 1b 4 8 kg LIMITED WARRANTY Aiphone warrants its products to be free from defects in material and workmanship under normal use and service for a period of one year after delivery to the ultimate user At our discretion Aiphone will repair free of charge or replace at no charge a product should it upon examination be proven defective and under warranty Aiphone reserves unto itself the sole right to make the final decision whether there is a defect in materials and or workmanship and whether or not the product is within the warranty Thi
4. VOLUME BASS amp TREBLE CONTROLS These controls are normally set at the time of installation purposely protruding only slightly from the cover so that they can be adjusted if necessary but are less susceptible to accidental change A PRE TONE Volume P1 Adjusts the level of the pre tone signal over the speakers B MUSIC AUX Volume P2 Bass P3 Treble P4 Adjusts the level treble and bass of the background music C TEL MIC Volume P5 Bass P6 Treble P7 Adjusts the level of the telephone microphone input separately from the music controls D Adaptor Volume P8 Adjusts the volume level of the paging via the Aiphone intercom paging system 4 DIP SWITCHES Telephone Microphone A Dip switches 1 amp 2 Telephone Microphone T2 T gt If a telephone system is used set both switches to the ON position an If an external microphone is used set both switches to the OFF position y i B Dip switch 3 VOX Voice activated switch Set this switch to the ON position if VOX music muting is going to be used with tel mic paging C Dip switches 4 amp 5 Talk battery Set both switches to the ON position to enable this function This option provides a talk battery to the telephone set or telephone system C O trunk D Dip switch 6 Pre tone PD 1 PD 2 Set this switch to the ON position to enable the Pre tone function 7 8 7 8 E Dip switches 7 amp 8 Paging adaptor option ON 4 ah For PD 1 adaptor set both switch
5. d TD Z system uses either Paging Amplifier the built in PD 1 Standard or the PD 2 Page C 2 Talkback adaptors by setting switches 7 amp 8 as follows Terminal PD 1 Standard 7 8 T PD 2 Talkback 7 8 ON to 70V speakers j A Note To prevent any possible oscillation ensure that the speaker wires are kept away from any input wiring connected to the terminal strip PS 12C 12VDC T amp F om i For each paging zone required use the appropriate sized PG C amplifier MICROPROCESSOR SYSTEMS RCX YKX Central PEC Exchange Unit Paging Amplifier When paging from a microprocessor based system RCX YKX use the built in MC A adaptor Set switches 7 amp 8 as Page C 2 follows MC A 7 8 24VDC GND to 70V speakers Note To prevent any possible oscillation ensure that the speaker wires are kept away from any input wiring connected to the terminal strip For each paging zone up to a total of four use the appropriate sized PG C amplifier 5 Al WIRING DIAGRAMS CONT LEF SYSTEM PG nC The LEF syst ill t Paging Amplifier e system will use a separate paging adaptor not built in connected to the 3 amp 4 terminals of the PG C series amplifier BA 1 Note To prevent any possible oscillation ensure that the speaker wires are kept away from any input wiring connected to the terminal strip BA 1 i
6. es to the OFF position i ee iz The PD 1 is used for paging in the TD H and TD Z systems MC A For PD 2 adaptor set switch 7 to the OFF position and switch 8 to the ON position The PD 2 is used for paging and talkback in the TD H and TD Z systems one For MC A adaptor set switch 7 to the ON position and switch 8 to the OFF position The MC A is used for paging with the MC 60 4 RCX and YKX systems A H 2 NAMES AND FUNCTIONS CONT 5 PRESET CONTROLS A VOX P9 Voice activated switch This pot adjusts the sensitivity of the VOX threshold of the tel mic input Make adjustments as follows 1 Set the VOX control fully counter clockwise CCW background music should be on 2 While someone is talking in the page mode slowly turn the control clockwise CW until the VOX circuit triggers and the background music cuts off 3 Turn the control an additional 1 8 turn CW and leave at this setting If the VOX function has a tendency to drop out slightly increase CW the control setting B Noise P10 Talkback background noise balance This pot cancels the background noise in the talkback circuit which may be induced into the speaker wiring by an outside source For use with the PD 2 talkback paging adaptor only C Level P11 This pot sets the talkback level of the amplifier For use with the PD 2 talkback paging adaptor only 6 GROUND TERMINAL A chassis ground has been provided to allow separate grounding of
7. s a Special Order Product For each paging zone required use the appropriate sized PG C amplifier For further information on these products please refer to the instructions provided with each unit NEM SYSTEM PG nC The NEM system will use a separate paging NEM 20 BA 1 Paging Amplifier adaptor not built in connected to the 3 amp 4 terminals of the PG C series amplifier PS 2410A or PS 2420UL to 70V speakers Note To prevent any possible oscillation ensure that the speaker wires are kept away from any input wiring connected to the terminal strip BA 1 is a Special Order Product For each paging zone required use the appropriate sized PG C amplifier For further information on these products please refer to the instructions provided with each unit SPECIFICATIONS PG C Series Amplifiers Ps PG 20 PG 50C 20 Watts RMS 50 Watts RMS Distortion Less than 1 at Less than 1 at 1 000 Hz rated 1 000 Hz rated output output Frequency response 3 dB 100 to 3 dB 100 to 20 000 Hz 20 000 Hz Inputs Tel Mic 600Q Balanced Tel Mic 600Q Balanced Music Aux 10 KQ Music Aux 10 KQ Page C2 Input for Page C2 Input for intercom paging intercom paging Tel 150 mV Tel 150 mV Mic 1 mV Mic 1 mV Music Aux 100 mV Music Aux 100 mV Controls Pretone Volume Pretone Volume Music Volume Music Volume Music Bass 10 dB Music Bass 10 dB 100 Hz 100 Hz Music Treble 10 dB Music
8. s warranty shall not apply to any Aiphone product which has been subject to misuse neglect accident or used in violation of instructions furnished nor extended to units which have been repaired or altered outside of the factory This warranty does not cover batteries or damage caused by batteries This warranty covers bench repairs only Any repairs must be made at the shop or place designated in writing by Aiphone Aiphone will not be responsible for any costs incurred involving on site calls Aiphone Corporation 1700 130th Ave NE Bellevue WA 98005 P O Box 90075 Bellevue WA 98009 o Al PHON 425 455 0510 Communication Systems Fax 425 455 0071 PG C I E 99115 0195A Printed in Canada
9. the unit if required 7 OUTPUT Connect speaker wires to the terminals labelled OUTPUT The rated output of all amplifiers is 70V RMS Note To prevent any possible oscillation ensure that the speaker wires are kept away from any input wiring connected to the terminal strip described below Item 9 8 TERMINALS 1 9 In accordance with your particular system installation and requirements make the following connections at the terminal block at the right A Terminals 1 amp 2 Tel Mic Balanced Input Connect to either the telephone system page port C O port a telephone set or an external microphone 600Q balanced shield to pin 3 to these terminals Depending on which source is used dip switches 1 amp 2 must be set accordingly This voice input can only be activated by the page port dry contacts the VOX circuit the C O port talk battery circuit or a strap across pins 5 amp 6 CAUTION This input must NOT be connected directly to the telephone network B Terminals 3 amp 4 Music Aux Unbalanced Input 4 Positive 3 Negative Connect a music source to these terminals noting that pin 3 is negative Reversed connection can cause oscillation It is important that shielded cable be used to avoid any induced hum If you are using the matching PGT 8 tuner follow the separate instructions included with the tuner In applications where this amplifier is used with an external Aiphone paging adaptor this input may be used as an AUX
10. tions and dip switch settings Airflow 4 Make all the proper connections determined by which system is being used in conjunction with the amplifier As you make your connections the small plate rises from the bottom of the terminal to secure the wire 5 Connect the speaker line to the terminals labelled OUTPUT 6 Set all appropriate switches and volume levels Refer to Names and Functions section Al WIRING DIAGRAMS MARKET COM MC 60 4 PG nC McC 60 4 MC 60 4 MC 60 4 MC 60 4 Paging Amplifier PS 2420UL 10 9 2 1 24VDC J 1 1 __ jo 2 Sa e 3 24VDC 7 3 fF ee ee a o i how oo ae e Fo e Fare 3 E3 4 E3 Terminals 3 4 6 amp 7 do not connect to the PG nC amplifier but are necessary for communication on the Market Com 1 Tel Mic system Terminate these wires at a ol aoe separate junction point Additional blocks of ak MC 60 4 Max 10 MC A stations per block The Market Com system uses 7 8 the built in MC A adaptor ON Set switches 7 amp 8 as follows A TB1 to 70V speakers Note To prevent any possible oscillation ensure that the speaker wires are kept away from any input wiring connected to the terminal strip m Note When using the Tel Mic input of a PG C series amplifier set dip switches 1 amp 2 accordingly Please refer to Names and Functions section 4 WIRING DIAGRAMS CONT TD H Z TELEPHONE TYPE SYSTEM TD H Z PG nC The TD H an
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