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Instruction Manual

EN

Pressurized
Environmental
Cameras

LTC 7935, LTC 7939, LTC 7945, LTC 7949 Series

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Summary of Contents for LTC 7935

Page 1: ...Instruction Manual EN Pressurized Environmental Cameras LTC 7935 LTC 7939 LTC 7945 LTC 7949 Series ...

Page 2: ...n fire electrical shock or other hazards 9 Safety Check Upon completion of servicing or repairs to the unit ask the service technician to perform safety checks to ensure proper operating condition 10 Power Sources Operate the unit only from the type of power source indicated on the label If unsure of the type of power supply to use contact your dealer or local power company For units intended to o...

Page 3: ...treme care should be taken to keep from touching power lines or circuits as this contact might be fatal U S A models only refer to the National Electrical Code Article 820 regarding installation of CATV systems For Rack mount Product 1 Ventilation This unit should not be placed in a built in installation or rack unless proper ventilation is provided or the manufacturer s instructions have been adh...

Page 4: ... Las unidades con o sin interruptores de encendido apagado reciben alimentación eléctrica siempre que el cable de alimentación esté conectado a la fuente de alimentación Sin embargo la unidad sólo funciona cuando el interruptor está en la posición de encendido El cable de alimentación es la principal fuente de desconexión de todas las unidades PRECAUCIÓN PARA DISMINUIR EL RIESGO DE DESCARGA ELÉCTR...

Page 5: ...ità è tuttavia in funzione solo quando l interruttore ON OFF si trova nella posizione ON Il cavo di alimentazione costituisce il dispositivo di scollegamento dell alimentazione principale per tutte le unità ATTENZIONE PER RIDURRE IL RISCHIO DI SCOSSE ELETTRICHE NON RIMUOVERE LA COPERTURA O IL PANNELLO POSTERIORE L UNITÀ NON CONTIENE COMPONENTI INTERNI RIPARABILI DALL UTENTE PER QUALSIASI INTERVENT...

Page 6: ...uting 8 4 2 External Synchronization 8 4 3 Phasing 8 4 4 Mounting 8 4 5 Electrical 8 5 OPENING THE HOUSING 9 5 1 Depressurizing 9 5 2 Removing the Camera Cradle 9 6 CLOSING THE HOUSING 9 6 1 Reinserting the Camera Cradle 9 7 PRESSURIZING 10 7 1 Supplies 10 7 2 Pressurize Housing 10 8 WIRING DIAGRAMS 11 8 1 16 Pin Models 11 8 2 11 Pin Models 13 LTC 7935 LTC 7939 LTC 7945 LTC 7949 Series Instruction...

Page 7: ...ngs employ an integral heater which adds an additional 10W to the power consumption 3 2 Environmental Enclosure 3 2 1 Construction These cameras are self contained within one case with a single corrosion resistant connector for power video BilinxTM control lens control and external sync Note that some cameras do not have external sync capabilities A mating connector is provided for each camera The...

Page 8: ...t system should give adequate consideration to the camera weight involved as well as any additional loading from snow ice and wind The camera cradle itself may be rotated with respect to the housing This rotates the camera and the resulting picture For accurate positioning align the index marks on the rear end cap with the alignment marks on the housing There are four alignment marks spaced at 90 ...

Page 9: ... in its fully retracted position 2 Remove the cradle assembly by pulling it out of the housing Be sure to keep the edges of the end caps clean and free of scratches See FIGURE 4 6 CLOSING THE HOUSING 6 1 Reinserting the Camera Cradle 1 To reinsert the camera cradle loosen the retaining screw fully Grasp the end cap and check to see that the cam is as shown in FIGURES 4 and 5 Figure 5 Cam Position ...

Page 10: ...re Fittings 8 Set the regulator to a maximum pressure of 140kPa 20PSIG WARNING The pressure in the housing must never exceed 140kPa 20PSIG 9 Purge the housing with dry nitrogen The relief valve will open at between 100kPa 15PSIG and 140kPa 20PSIG Continue purging until all three areas of the humidity indicator turn blue This may take 10 to 15 minutes Figure 7 Humidity Indicator 10 Remove the nitro...

Page 11: ...C NC NC NC NC NC NC Focus Sync Input Sync Video Shield Video Output Ground AC Neutral AC Hot Zoom Lens Common NC NC NC Wire Side See individual camera instructions for information regarding external synchronization capabilities Bulkhead MS3114E20 16P Male Mate MS3126F20 16S Female BURLE 315 1592 001 Fixed Lens Models Zoom Lens Models Pre position Zoom Lens Models Error Supply Focus Wiper Focus Syn...

Page 12: ...EN 12 LTC 7935 LTC 7939 LTC 7945 LTC 7949 Series Instruction Manual Wiring Diagrams Bosch Security Systems 24 August 2004 8 1 2 24VAC 60Hz and 24VAC 50Hz Enclosures Figure 9 ...

Page 13: ...instructions for external synchronization capabilities Fixed Lens Models Video Shield Video Output Ground Sync Shield Sync Input AC Neutral AC Hot NC NC NC NC A B C D E F G H J K L A B C D E F G H J K L Video Shield Video Output Focus Zoom Ground Sync Shield Sync Input Zoom Common Focus Common AC Neutral AC Hot Zoom Lens Models Wire Side BULKHEAD PT 07C 18 11PP MALE MATE PT 06P 18 11SR FEMALE J A ...

Page 14: ...LTC 7595 LTC 7939 LTC 7945 LTC 7949 Series Instruction Manual EN 14 Bosch Security Systems 24 August 2004 ...

Page 15: ...LTC 7935 LTC 7939 LTC 7945 LTC 7949 Series Instruction Manual EN 15 Bosch Security Systems 24 August 2004 ...

Page 16: ...urity Systems Inc 850 Greenfield Road Lancaster PA 17601 USA Tel 800 326 3270 Fax 1 717 735 6560 www boschsecuritysystems com Bosch Security Systems B V P O Box 80002 5600 JB Eindhoven The Netherlands Tele 31 40 27 80000 Bosch Security Systems Pte Ltd 38C Jalan Pemimpin Singapore 577180 Republic of Singapore Tel 65 6 319 3486 ...

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