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VST605C

1. Use these three switches to specify the number of cameras in the system If there are less than eight cameras connect them to consecutive camera inputs starting with input 1 The Programmable option allow the operator to individually specify which cameras are to be sequenced on the Monitor A output and which cameras are to be sequenced on the Monitor B output Specify Monitor A cameras to be sequenced a Press and hold the AUTO A key b Press and hold the SET key c Press the Monitor A cameras keys 1 8 as required to turn on and off the cameras LEDS Turn on all the LEDs corresponding to cameras that you wish to be sequenced d Release all keys Two audible bleeps indicate that the setting has been stored 4 bleeps indicate an error If this happens perform all settings again e Set the dwell time to the required period using the SET and AUTO A keys only Specify Monitor B cameras to be sequenced VS 28 and VS 28A only a Press and hold the AUTO B key b Press and hold the SET key Video Switch VST605C DOC VS Series 2 User Manual Page 10 c Press the Monitor B cameras keys 1 8 as required to turn on and off the cameras LEDS Turn on all the LEDs corresponding to cameras that you wish to be sequenced d Release all keys Two audible bleeps indicate that the setting has been stored 4 bleeps indicate an error If this happens perform all settings again 7 2 Random Sequencing The switchers a
2. for unattended operation as in this mode the switcher automatically reverts to normal operation when the alarms end The audible bleeper is not sounded in unlatched mode 5 5 Latched Alarm Mode The latched alarm mode provides the same facilities as the unlatched mode but requires that an operator manually cancels the alarm conditions All alarms will be remembered by the unit until the SET key is pressed Only alarms that are still present will then be acted upon If any latched or current alarms exist an internal bleeper beeps once per second Video Switch VST605C DOC VS Series 2 User Manual Page 8 6 Alarm Connector Pin out The VS 12A VS 14A and VS 28A have alarm inputs and outputs to which connection is made via the 25 way D type connector on the rear of the unit The pin numbers are detailed below note that the VS 12 VS 16 and VS 28 are fitted with only a dummy connector View of Female 25 way D type Connector on rear of switcher Signal Pin Alarm Input 2 21 Alarm Input3 J9 O 22 10 3 Alarm Input 5 Alarm Input 6 2 Alarm Input 7 Alarm Input 8 Alarm Common Ground Relay N O Contact Relay N C Contact Relay Common 2 Video Switch VST605C DOC VS Series 2 User Manual Page 9 7 Setup Options The switcher is provided with an 8 way DIL switch referenced as S21 for setting various user options lt is accessible via a cut out in the base of the unit near the front 7 1 Number of Cameras
3. lockout switch to ON to avoid accidental alteration of any of the settings 21 8 SET Key Lockout SET key not locked out ON SET key can only be used to clear alarms 7 6 Camera Termination An 8 way DIL switch referenced as S1 is provided within the switcher near the rear to allow camera inputs to be individually terminated or unterminated St 1 NotTerminated 75 Ohm Termination Not Terminated 75 Ohm Termination Not Terminated 75 Ohm Termination S1 4 4 Not Terminated 75 Ohm Termination S1 6 6_ Not Terminated 75OhmTermination S1 7 S1 8 8_____ Not Terminated 75 Ohm Termination Video Switch VST605C DOC VS Series 2 User Manual Page 12 8 Specifications 8 1 Auto Dwell Times 1 second to 255 seconds 4 minutes approx 8 2 Alarm Hold Time 1 second to 255 seconds 4 minutes approx 8 3 Alarm Cycle Time 1 second to 255 seconds 4 minutes approx 8 4 Alarm Relay Hold Time 0 seconds to 2550 seconds 40 minutes approx 8 5 DC Restoration Outputs are DC restored to lt 100mV 8 6 Camera Inputs 1V pk pk 3V maximum DC offset terminated by 75 Ohms terminations may be removed on a per camera basis The switchers expects standard PAL colour or monochrome video signals 8 7 Monitor A Output s 1V pk pk Composite Video when terminated by 75 Ohms 8 8 Alarm Inputs Normally open contacts required to activate alarm inputs internally pulled up to 5V via 10K Ohms resistors 8 9 Alarm Outputs Ch
4. 4 AUTE S VET CIN asa ae a e ad od ed 5 Auto Sequencing Monitor A o ooonnncnnnconocononcnnncnnononnnonnnnononnnonenn nene crono nn nn rr r enn 5 Set Dwell Time Monitor A s c0ci 0in ici enlacen liar da Dd 5 Alto Sequencing Moni Biar 5 Set Dwell Time Monitor B cccccccecceeeeeeeeecceeeececeeaeeeceaeeecaceeseaeecsaeeseaneeeeaeeecaeecsaeeeeeeseeeeaeeseneeeenaees 5 ALAR MGR ANDEING asi eds 6 Alarm Hold Time cio Ad eee dievrasea see Ee 6 Multiple Alarim Dwell Time stae c25 lt eet else ee Seek See tia dees er voc Sdeadav eie Ee ae Taaa eede aaa Eea AAE Eia dleteaneuae 6 Alarm Relay Hold Time usina cereal 6 Unlatched Alain Mode ss tico ai o 7 Latched Alarm MOd siiin eapi ua evedecd opdigees a ta 7 ALARM CONNECTOR PIN QUT sist lod 8 SETUP OPTIONS sustento tired erecta 9 NUMDER of CAMAS A A ii 9 Random Sequence a A Ai 10 Alarm Mod eS cocida A Aaa 10 Interval Switching MO dOa r aaae a tii 10 SET Key LOCK Out ici sia oe 10 Camera Termination cummins A A deena ylaver en gece 11 SPECIFICATIONS mia eben stan cela uel eben io 12 AEO M DINT E RRT aa ET aAA E A aed oh ead ee aod E ee RO en ay 12 Alarm Hold Tie iio dai 12 Alarm Cycle il wie ci Ai 12 Alarm Relay Hold Time poo rita fecha seh lane beled ees hee 12 DGRestorallON coo Do ceeded Maret ral al tie subband ah 12 Camera Input is 12 Monitor A Qutpul Suminist da deel ae Sh oes 12 Alarm IAPuts rc iesccih hae RG Meta es lee db ares OE eile 12 Alarm Outputs cicccecht
5. Videoswitch VS Series 2 User Manual This manual covers the following products VS 12 2 Camera 1 Monitor Switcher VS 14 4 Camera 1 Monitor Switcher VS 16 6 Camera 1 Monitor Switcher VS 28 8 Camera 2 Monitor Switcher VS 12A 2 Camera 1 Monitor Switcher 2 Alarm Inputs VS 14A 4 Camera 1 Monitor Switcher 4 Alarm Inputs VS 16A 6 Camera 1 Monitor Switcher 6 Alarm Inputs VS 28A 8 Camera 2 Monitor Switcher 8 Alarm Inputs This manual relates to switchers fitted with software revision R1 0 Every effort has been made to ensure the accuracy of the information in this manual However Video Switch Ltd assumes no liability for losses incurred as a result of out of date information errors or omissions As part of a policy of continual product improvement Video Switch Ltd reserves the right to make changes to product specifications and documentation without notice No reproduction of this document or any portion of it is permitted without the specific written permission of Video Switch Ltd O Video Switch Ltd 1996 Video Switch Ltd Units 15 16 Redfields Industrial Park Church Crookham Tel 01252 851510 Hants GU52 ORD Fax 01252 851296 Video Switch VST605C DOC Video Switch VST605C DOC Contents Rwwon OVERVIEW sita n 2 GETTING STARTED compiten incitan aeaaea 3 MANUAL SWITCHES E 4 Selecting Man al Mode li a fact sie ies dic r ae aa EER ath aA EE EE ar aa aa aa aa ised dhe 4 Selecting Cameras ia di
6. ange over relay contacts rated at 500mA 24 Volts ac dc 8 10 Power Requirements 220 240Vac 50 60Hz 10W 110Vac available as an option 8 11 Dimensions 190 mm wide x 145 mm deep x 60 mm high Video Switch VST605C DOC VS Series 2 User Manual Page 13 8 12 Environmental Operating Temperature 0 to 40 C Storage Temperature 20 to 70 C Humidity 5 to 95 non condensing Video Switch VST605C DOC VS Series 2 User Manual Page 14 9 a Safety Warning Before connecting the mains supply to the unit check that the supply voltage corresponds with the voltage indicated on the power rating label on the unit To avoid the risk of electric shock the mains supply must be disconnected from the unit before the cover is removed This equipment must be earthed The unit is protected with an internally mounted mains fuse For continued protection against the risk of fire replace only with the same type and rating of fuse This product is supplied with a moulded 13 Amp plug fitted with a 5A mains fuse for connection to a standard mains socket outlet Should the plug not be of the correct type the plug may be removed and the cable re wired to a suitable plug The wires in the power cable are coloured in accordance with the following code Green and Yellow Earth E Blue Neutral N Brown Live L Video Switch VST605C DOC
7. anual mode for Monitor A by pressing the AUTO A switch to turn off its LED or any one of the Monitor A camera select keys lower row The VS 28 and VS 28A switchers cater for a second monitor Manual mode for the Monitor B output may similarly be selected by pressing the AUTO B switch to turn off its LED or any one of the any one of the Monitor B camera select keys middle row 3 2 Selecting Camera Press one of the Monitor A camera select keys identified 1 2 3 4 5 6 7 amp 8 lower row to display the required camera on Monitor A The VS 28 and VS 28A switchers cater for a second monitor Press one of the Monitor B camera select keys identified 1 2 3 4 5 6 7 8 8 upper row to display the required camera on Monitor B Video Switch VST605C DOC VS Series 2 User Manual Page 5 4 Auto Switching 4 1 Auto Sequencing Monitor A To auto sequence press the AUTO A key The unit will step from one camera to the next with the previously programmed dwell time Only the number of cameras that have been enabled see section 7 1 will be selected in the sequence 4 2 Set Dwell Time Monitor A To set the auto sequence dwell time for monitor A press and hold the SET key on then press and hold the AUTO A key on for the required dwell duration The unit will beep every second When the required number of seconds has elapsed release both keys When the keys are released a double bleep confirms that the time peri
8. arm mode is suitable for unattended operation as in this mode the switcher reverts to normal operation when the alarms end It may be used with both manual and auto operation In auto all alarmed cameras will be sequenced In manual the last alarmed camera will be selected A flashing indicator provides a visual indication of whether the selected camera currently has an alarm The latched alarm mode provides similar facilities but provides an audible and visual warning which the operator must manually cancel These switchers are robustly constructed and have BNC connectors for cameras and monitors microprocessor control and bounce free interval switching in all models Most user options may be simply selected by means of switch settings Video Switch VST605C DOC VS Series 2 User Manual Page 3 2 Getting Started 1 Connect the switcher up as shown This diagram show the VS 28A For other switchers fewer camera inputs and monitor outputs are available 2 Identify the 8 switches on the switcher which are visible through the cut out in the base of the unit near the front edge Set all switches OFF except for sections 1 2 and 3 which should ON assuming 8 cameras 3 Switch ON the mains power The switcher powers up in AUTO mode Press a camera select key to cancel the auto mode and view a particular camera Video Switch VST605C DOC VS Series 2 User Manual Page 4 3 Manual Switching 3 1 Selecting Manual Mode Select m
9. eetthiee seat AA enue a eto 12 Power Requirements i i eiieeii eea ois ccd soc sna cad hin bac cs onda wid aiaa iaaa decd oud sds cdack tas dh haa a EEEE a EEEa 12 DIMENSIONS 324 sees ves easeentee nied dente aes heeded Web aeons arden tera es 12 Environmental Lota E vas ARA A sae dee AA A wees 13 SAFETY WARNING class tarot Dette Rae s toluene 14 VS Series 2 User Manual Page 2 1 Overview The VS Series 2 compact desktop switchers are suitable for colour and monochrome CCTV installations and cater for two to eight cameras and one or two monitors Individual camera select keys are provided for the second monitor rather than just a spot key providing increased speed and convenience of camera selection Independent automatic sequencing on each monitor is possible and the cameras that are to be included in each sequence may be specified Random sequencing may be specified if required Independent dwell times are programmed via the front panel keys and are stored digitally in non volatile memory Advanced latched and unlatched alarm facilities are provided in all alarm models Alarm inputs are provided for connection to PIR or other detectors associated with each camera Alarm output relay contacts in the switcher permit control of an external warning device or a VCR The alarm hold time cycle time and the relay hold time are all independently programmable via the front panel keys and are stored digitally in non volatile memory The unlatched al
10. he duration of the Alarm Hold Time If multiple alarms occur each is sequentially displayed and held for this time period The purpose of the Alarm Hold Time is to ensure that each camera is displayed for a minimum amount of time even if other alarms occur within a short period of time To set the Alarm Hold Time press and hold the SET key and then also press and hold the Camera 1 key Keep both keys held for the required duration Every second the switcher will bleep When the keys are released a double bleep confirms that the time period has been permanently stored Note that the Alarm Hold Time can not be set if the SET key is locked out see section 7 3 The Alarm Hold time is remembered when he unit is turned off 5 2 Multiple Alarm Dwell Time When there is more than one alarm and each alarmed camera has been displayed in full screen mode for the Alarm Hold Time the switcher will then sequence between the alarmed cameras holding on each for the Multiple Alarm Dwell Time This will continue for as long as alarm conditions persist or in latched mode until someone presses a key to manually cancel the alarms When all alarms have cleared the switcher will revert to its prior operating Condition To set the Multiple Alarm Dwell Time press and hold the SET key and then also press and hold the Camera 2 key in the case of the VS 12A press both the Camera 1 and 2 keys Keep the keys held for the required duration Every second the switc
11. her will bleep When the keys are released a double bleep confirms that the time period has been permanently stored Note that the Multiple Alarm Dwell time can not be set if the SET key is locked out see section 7 3 The Alarm Dwell time is remembered when he unit is turned off 5 3 Alarm Relay Hold Time When an alarm first occurs the alarm relay in the switcher will activate When all alarms have cleared the relay will stay energised for the further duration of the Alarm Relay Hold Time To set the Alarm Relay Hold Time press and hold the SET key and then also press and hold the Camera 3 key in the case of the VS 12A use the camera 2 key Every second the switcher will bleep If the keys are released after just one beep a relay Video Switch VST605C DOC VS Series 2 User Manual Page 7 hold time of zero will be stored Further beeps each represent 10 seconds of relay hold time For example if the keys are held for a total of seven beeps this will result in a hold time of sixty seconds 1 minute If they are held for a total of thirteen beeps this will result in a hold time of 2 minutes When the keys are released a double bleep confirms that the specified time period has been permanently stored Note that the Alarm Relay Hold time can not be set if the SET key is locked out see section 7 3 The Alarm Relay Hold time is remembered when he unit is turned off 5 4 Unlatched Alarm Mode The unlatched alarm mode is suitable
12. od has been permanently stored Note that the Auto Dwell time can not be set if the SET key is locked out see section 7 3 The dwell time is remembered when the unit is turned off 4 3 Auto Sequencing Monitor B To auto sequence press the AUTO B key The unit will step from one camera to the next with the previously programmed dwell time Only the number of cameras that have been enabled see section 7 1 will be selected in the sequence 4 4 Set Dwell Time Monitor B To set the auto sequence dwell time for monitor A press and hold the SET key on then press and hold the AUTO B key on for the required dwell duration The unit will beep every second When the required number of seconds has elapsed release both keys When the keys are released a double bleep confirms that the time period has been permanently stored Note that the Auto Dwell time cannot be set if the SET key is locked out see section 7 3 The dwell time is remembered when the unit is turned off Video Switch VST605C DOC VS Series 2 User Manual Page 6 5 Alarm Handling On the VS 12A VS 14A VS 16A and VS 28A an alarm input is provided for each camera These are for connection to normally open contacts typically provided by PIR or other types of detector When a contact closes an alarm condition is triggered on that channel 5 1 Alarm Hold Time When an alarm condition selects a full screen display of a camera this display is held for t
13. re provided with a random sequence mode which can be used on both Monitor A and Monitor B This mode is useful when a monitor is on public display for deterrence purposes The psuedo random sequence is designed to ensure that all cameras will be selected with equal frequency by in a unpredictable order Set this switch ON if you want cameras sequence randomly and set it OFF if you want camera to sequence in normal order 1 2 3 etc 21 5 Sequence Mode 7 3 Alarm Modes Set this switch OFF if you do not want alarms latched and if you do not require audible indication of the alarms Set this switch ON if you require alarms to be remembered until manually acknowledged by an operator and if you want an audible warning of alarms S21 6 Alarm Mode OFF Unlatched ON Latched 7 4 Interval Switching Mode This switch should be set OFF if the cameras are synchronised gen locked It should be set ON if the cameras are not synchronised to avoid picture bounce during switching of live full screen images 21 7 Interval Switching Mode Immediate switch over at vertical sync ON Blank fields inserted between vertical sync pulses during switch over 7 5 SET Key Lockout In order to set the cameras selections and the dwell times for normal sequencing and alarm handling switch S21 7 should be turned OFF Once the required settings Video Switch VST605C DOC VS Series 2 User Manual Page 11 have been made it is advisable to set the

VST605C

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