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BCPT1010.SD.E2.doc, Rev.1.0

BlueCom Ltd.

PLTS

System Description

Party Line Telephone System

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Содержание PLTS

Страница 1: ...BCPT1010 SD E2 doc Rev 1 0 BlueCom Ltd PLTS System Description Party Line Telephone System...

Страница 2: ...red or should any user wish to make a suggestion for improving this handbook he is invited to send the relevant details to BlueCom Ltd Giessenstrasse 15 8953 Dietikon SWITZERLAND Telephone 41 44 748 4...

Страница 3: ...defect and identification of the individual to be contacted if additional information is needed BlueCom products must be returned properly packed with transportation charge prepaid Except for the lim...

Страница 4: ...Light Emitting Diode 10 4 J3KA Programming 11 4 1 Supply Voltage Range 11 4 2 Gain Range 11 4 3 Factory Programming 11 5 J3KA Technical data 12 5 1 Supply 12 5 2 Inputs 12 5 3 Outputs 12 5 4 Amplifier...

Страница 5: ...phically seperated stations and one or several local drops to subcriber telephone sets within a station The trunk path may consist of any combination of radio pilot cable microwave fibre or power line...

Страница 6: ...ABB MES standard Each bridging amplifier has its connecting cable V9CT The circuitry is arranged on three printed circuit boards which are designated Na Nb and Nc Na is the main board It is fitted wi...

Страница 7: ...and maintenance of a system the frontpanel of the bridging amplifier is equipped with the following Testpoints on inputs and outputs Potentiometers for level adjustments A light emitting diode LED for...

Страница 8: ...am L M H 1 2 1 3 1 4 14 16 1 3 5 7 27 25 Output 1 Input 1 L M H 2 1 2 3 2 4 17 19 4 6 11 13 31 29 Output 2 Input 2 L M H 3 1 3 2 3 4 20 22 7 9 15 17 35 33 Output 3 Input 3 L M H 4 1 4 2 4 3 23 25 10 1...

Страница 9: ...front end computer in a system control center 3 3 J3KA Testpoints Interruptible testpoints U links are provided on all inputs and outputs which permit bridged in circuit measurements The U links can b...

Страница 10: ...to output 4 Group 2 controls signals from input 2 Potentiometer 1 to output 1 Potentiometer 2 to output 3 Potentiometer 3 to output 4 Group 3 controls signals from input 3 Potentiometer 1 to output 1...

Страница 11: ...n Range In addition to the adjustment by the potentiometers described in 3 4 three coarse gain ranges are provided for each output The range selection can be made by means of jumpers located on the Nb...

Страница 12: ...edance 600 balanced Return loss 300 3400 Hz 14 dB Maximum output level 48 V supply 16 dBm 24 V supply 10 dBm 5 4 Amplifier Gain Continuously adjustable by means of multiturn potentiometers Ranges low...

Страница 13: ...1999 13 5 5 Ambient condition Operating range 0 55 C Transportation and storage 20 55 C Humidity non condensing max 90 5 6 Mechanical Type printed circuit board 3 5 ASA units high 3 divisions wide Cod...

Страница 14: ...ging amplifiers J3KA Connect the SETEL phones to the V9CT cables Interconnect the unit with the communication system via the V9CT cable delivered with each bridging amplifier J3KA 7 3 Installation Con...

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