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PS-704 FOUR-CHANNEL POWER SUPPLY

I N S T R U C T I O N M A N U A L

CLEAR-COM ENCORE

Содержание PS-704

Страница 1: ...PS 704 FOUR CHANNEL POWER SUPPLY I N S T R U C T I O N M A N U A L CLEAR COM ENCORE...

Страница 2: ...Alameda CA 94501 U S A Vitec Group Communications 7400 Beach Drive Cambridge Research Park Cambridgeshire United Kingdom CB25 9TP Vitec Group Communications Room 1806 Hua Bin Building No 8 Yong An Don...

Страница 3: ...tors 1 6 To Check Before Powering System 1 7 Check Termination 1 7 Check Intercom Cable Resistance 1 7 Final Tests 1 7 INSTALLATION 2 1 Quick Start 2 1 Installation 2 1 Intercom Line Connection 2 1 Li...

Страница 4: ...E L P O W E R S U P P L Y i i LIMITED WARRANTY 6 I Warranty Period 6 i Technical Support 6 i Warranty Repairs and Returns 6 ii Non Warranty Repairs and Returns 6 ii Extended Warranty 6 ii Service Con...

Страница 5: ...hey exit from the apparatus 11 Only use attachments accessories specified by the manufacturer 12 Use only with the cart stand tripod bracket or table specified by the manufacturer or sold with the app...

Страница 6: ...ements And thereby compliance with the requirement of Electromagnetic Compatibility Directive 2004 108 EC and Low Voltage Directive 2006 95 EC This device complies with Part 15 of the FCC Rules Operat...

Страница 7: ...COM CONCEPT Clear Com is a closed circuit intercom system that consistently provides high clarity communication in both high noise and low noise environments A basic system consists of a single or mul...

Страница 8: ...a master input level Individual program selects each with its own send level are provided for each channel Use of a switching power supply allows the PS 704 to operate with any AC line voltage from 1...

Страница 9: ...hen an overload or short condition is detected They blink if power to a channel has been shut off as a result of an overload or short PARALLELING MULTIPLE POWER SUPPLIES Multiple power supplies can be...

Страница 10: ...pts a balanced or unbalanced line level input 6 PROGRAM INPUT LEVEL Adjusts the program level coming into the PS 704 Used with the program send level controls to achieve desired system program levels...

Страница 11: ...t stations OPERATION Because the PS 704 is a power supply its actual operation is very straightforward Some forethought as to system layout station selection and cabling schemes is worthwhile especial...

Страница 12: ...a studio to remote site over a phone line or an audio cue track Send levels to the individual channels are controlled with a combination of the program in level and the program send levels on the chan...

Страница 13: ...resistance between chassis ground and pin 1 Using an Ohmmeter measure the resistance from pin 1 on the main station or power supply to chassis ground The measurement should read 10 A high reading over...

Страница 14: ...all signaling Activate the call signal on any belt pack or station The call lights on all other stations on that channel should illuminate and then go out when the call button is released 3 Adjust the...

Страница 15: ...ion INSTALLATION Choose the location of the PS 704 The unit requires access to AC power It should be located away from other equipment that generates excessive amounts of heat The choice of location w...

Страница 16: ...the system no other power supplies or powered main stations are in the system the termination switch on each channel of the PS 704 should be switched to on Simply toggle the rear panel switch labeled...

Страница 17: ...rcom line Caution Pin 1 and the shell of the XLR plug on the interconnect cables should NOT be connected together Excessive resistance in the conductors of the cable results in a loss of sidetone null...

Страница 18: ...H A N N E L P O W E R S U P P L Y 2 4 2 Hub or Star Each remote station is wired directly back to the power supply or to a split line wired directly to the power supply Figure 2 2 Hub or Star Channel...

Страница 19: ...igure 2 3 Multi channel System In a multi channel system where multiple channels are run from the PS 704 to multiple channel stations as in the following diagram crosstalk can be an issue This is beca...

Страница 20: ...e spare wires which would normally conduct power are instead used to augment the drain wire ground connection Figure 2 5 PS 704 to 4 Channel Remote Station Note All multi pair cables must have individ...

Страница 21: ...use a 20 gauge cable or larger Belden 8412 Permanent installation cable Vinyl jacketed shielded pair is the cable of choice for permanent installations Placing the cable in conduit is recommended but...

Страница 22: ...P S 7 0 4 F O U R C H A N N E L P O W E R S U P P L Y 2 8...

Страница 23: ...ock Diagram PS 704 Voltage Regulator Power Program Trim Program Input Channel A Power Controller Channel A Voltage Sensor Channel A Current Sensor Channel B Power Controller Channel B Voltage Sensor C...

Страница 24: ...is overloaded Remove cables one at a time from system to help determine where the excess current requirements lie Re evaluate system current needs Short in multipair cable Remove cables one at a time...

Страница 25: ...ance in ground return Use heavier cable add additional conductor s to ground return Multi channel cable pairs are not individually shielded Replace cable with individually shielded pairs Headset cable...

Страница 26: ...P S 7 0 4 F O U R C H A N N E L P O W E R S U P P L Y 3 4...

Страница 27: ...Party Line 16dB Min Gain Program Input Party Line 20dB Mains Power Input Voltage Range 100 240 VAC Input Frequency Range 50 60 Hz Input Power 60 VAC Output Voltage 30 VDC 0 5V Output Current per Chan...

Страница 28: ...o F 0 50o C Dimensions 19 in W x 1 75 in H x 7 5 in D 483 mm x 44 mm x 190 mm Weight 6 16 lbs 2 80 kg Notice About Specifications While Clear Com makes every attempt to maintain the accuracy of the in...

Страница 29: ...ity of Clear Com products It is a visual indicator on a station red light used to attract the attention of an operator who has removed the headset Channel vs Station A channel is the line that connect...

Страница 30: ...nt One path to one person Program Audio source that is fed into the intercom channels Program Interrupt Disconnects the audio source while the talk button on the main station is pushed IFB Remote Mic...

Страница 31: ...r UHF wireless intercom systems have a limited warranty of three years All other Clear Com and Drake brand systems and products including beltpacks have a limited warranty of two years The warranty st...

Страница 32: ...pment at VGC s expense For out of box failures use the following contact information Europe Middle East and Africa Tel 44 1223 815000 Email customerservicesEMEA vitecgroup com North America Canada Mex...

Страница 33: ...ILITY OR OTHERWISE WITH RESPECT TO THE PRODUCTS OR ANY PART THEREOF DELIVERED HEREUNDER OR FOR ANY DAMAGES AND OR LOSSES INCLUDING LOSS OF USE REVENUE AND OR PROFITS SOME STATES DO NOT ALLOW THE EXCLU...

Страница 34: ...in damage to VGC provided product This limited warranty is not transferable and cannot be enforced by anyone other than the original consumer purchaser This warranty gives you specific legal rights an...

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