Summary of Contents for Ultrak VZ-20-T
- Page 1 VZ-20-T VIDEO TWISTED-PAIR TRANSMITTER Operating instructions Ultrak Italia Via Treviso, 2/4 31020 San Vendemiano (Treviso) Italy (39) 0438/3651 FAX (39) 0438/370471...
- Page 3 SI PRESUME CHE LE INFORMAZIONI CONTENUTE IN QUESTA PUBBLICAZIONE SIANO ACCURATE E CORRETTE. COMUNQUE, ULTRAK NON SI ASSUME NESSUNA RESPONSABILITA’ PER LE CONSEGUENZE DERIVANTI DALL’USO DI QUESTO MANUALE. LE INFORMAZIONI DI SEGUITO RIPORTATE SONO SOGGETTE A CAMBIAMENTI SENZA PREAVVISO. REVISIONI O NUOVE EDIZIONI...
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Page 4: Table Of Contents
CONTENTS 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: Preface
PREFACE The video twisted-pair transmitter VZ-20-T is a casing. There is a small metal saucer inside of correction amplifier with standard the casing and the transmitter can be easily asymmetrical video input and a symmetrical installed into the casing of a video camera for the output which is adjusted to connect the twisted- outdoor use. -
Page 7: Controls And Connectors
CONTROLS AND CONNECTORS (1) AC/DC POWER SUPPLY (4) J1 Power supply terminal block connector. Pre-emphasis jumper. (2) TP1 (5) TWISTED-PAIR OUTPUT Clamping adjustment trimmer. Twisted-pair terminal block connector. (3) VIDEO INPUT (6) J2 Video input terminal block connector. Output impedance jumper. -
Page 8: Connections
CONNECTIONS • Be sure to switch-off the power supply unit before connecting to other equipment. • Also refer to the instruction manual of the equipment to be connected. INSTALLATION (1) Set the jumper J1 to 0 dB. (2) Set the jumper J2 to correct position. (125 ohm for PE or PAPER, 90 ohm for PVC cable insulation) (3) Connect the power supply unit (AC or DC) to the K3. -
Page 9: Appearance
APPEARANCE SPECIFICATIONS 1 Vpp, 75 Ω Video input Video output 2 x 2 Vpp 125 Ω / 90 Ω (J2) Output impedance 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...
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