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Ultrak VZ-20-T, Operating Instructions Manual

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Ultrak VZ-20-T Operating Instructions Manual Download Page 7

7 

CONTROLS AND CONNECTORS 

 
 
 

 

 
 
 
 

(1) AC/DC POWER SUPPLY 

Power supply terminal block connector. 
 

(2) TP1 

Clamping adjustment trimmer. 

 
(3) VIDEO INPUT 

Video input terminal block connector. 
 

(4) J1 

Pre-emphasis jumper. 
 

(5) TWISTED-PAIR OUTPUT 

Twisted-pair terminal block connector. 
 

(6) J2 

Output impedance jumper. 
 

 

Summary of Contents for VZ-20-T

Page 1: ...VZ 20 T VIDEO TWISTED PAIR TRANSMITTER Operating instructions Ultrak Italia Via Treviso 2 4 l 31020 San Vendemiano Treviso Italy 39 0438 3651 l FAX 39 0438 370471 ...

Page 2: ...2 ...

Page 3: ...RN WISSEN UND GEWISSEN ERSTELLT ULTRAK LEHNT JEDWEDE REGRESSANFORDERUNGEN FÜR EVENTUELLE ENSTEHENDE FOLGEN AUS DER NUTZUNG DIESER INFORMATION AB ÄNDERUNGEN VORBEHALTEN NEUE ODER ÜBERARBEITETE AUSGABEN KÖNNEN SOLCHE ÄNDERUNGEN BEINHALTEN TOUS DROITS RESERVES AUCUNE PARTIE DE CETTE PUBLICATION NE PEUT ETRE REPRODUITE PAR QUELQUE MOYEN QUE CE SOIT SANS ACCORD ECRIT DE ULTRAK LES INFORMATIONS SONT REP...

Page 4: ...NTS Preface 4 Features 4 Block diagram 4 Principle of operation 4 Controls and connectors 5 Connections 6 Installation 6 Appearance 7 Specifications 7 This unit is produced to comply with Directive 89 336 EEC ...

Page 5: ...e use of different kinds of cables FEATURES small dimensions simple connecting AC DC power supply low power consumption over voltage protection dual output impedance pre emphasis 10 dB 5 MHz BLOCK DIAGRAM PRINCIPLE OF OPERATION The input is closed with the impedance of 75 Ω The clamping is set with the trimmer TP1 Then follows the stage which defines the pre emphasis By means of the symmetry stage...

Page 6: ...6 ...

Page 7: ...UPPLY Power supply terminal block connector 2 TP1 Clamping adjustment trimmer 3 VIDEO INPUT Video input terminal block connector 4 J1 Pre emphasis jumper 5 TWISTED PAIR OUTPUT Twisted pair terminal block connector 6 J2 Output impedance jumper ...

Page 8: ... power supply unit AC or DC to the K3 4 Connect the video test generator 1 Vpp 75 Ω to the K1 5 Switch on the power supply unit 6 Switch on the video test generator 7 Check the positive video output signal between A and 8 Check the negative video output signal between B and 9 Switch off the power supply unit 10 Switch off the video test generator 11 Disconnect the video test generator 12 Connect t...

Page 9: ... Video output 2 x 2 Vpp Output impedance 125 Ω 90 Ω J2 Freq response 30 Hz 5 MHz 0 5 dB Pre emphasis 10 dB 5 MHz J1 Power supply 24 V AC DC 100 mA max Power supply protection varistor Casing ABS Dimensions 106 W x 55 5 H x 100 D mm Protection IP 65 VDE ...

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