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Video Switch

 

 

   VST605C.DOC 

 

 

 

 

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Switch Ltd assumes no liability for losses incurred as a result of out of date information, errors or 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. 
 

©

 Video Switch Ltd 1996 

 

Video Switch Ltd 

 

Units 15-16 Redfields Industrial Park 

 

Church Crookham 

Tel:  01252-851510 

Hants  GU52 ORD 

Fax: 01252-851296 

Summary of Contents for VS - 12

Page 1: ...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of the information in this manual However Video Switch Ltd assumes no liability for losses incurred as a result of out of date information errors or omissions As part of a policy of continual product improvement Video Switch Ltd reserves the right to make changes to product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...

Page 2: ...Video Switch VST605C DOC ...

Page 3: ... 4 Unlatched Alarm Mode 7 5 5 Latched Alarm Mode 7 6 ALARM CONNECTOR PIN OUT 8 7 SETUP OPTIONS 9 7 1 Number of Cameras 9 7 2 Random Sequencing 10 7 3 Alarm Modes 10 7 4 Interval Switching Mode 10 7 5 SET Key Lockout 10 7 6 Camera Termination 11 8 SPECIFICATIONS 12 8 1 Auto Dwell Times 12 8 2 Alarm Hold Time 12 8 3 Alarm Cycle Time 12 8 4 Alarm Relay Hold Time 12 8 5 DC Restoration 12 8 6 Camera In...

Page 4: ...d 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 alarm mode is suitable for unattended operation as in this mode the switcher reverts to normal operation w...

Page 5: ... 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 ...

Page 6: ...de 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 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 ...

Page 7: ... 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 Se...

Page 8: ...re 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 re...

Page 9: ... 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 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 t...

Page 10: ...ear 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 1 8 Alarm Input 2 21 Alarm Input 3 9 Alarm Input 4 22 Alarm Input 5 10 Alarm Input 6 23 Alarm Input 7 11 Alarm Input 8 24 Alarm Common Ground 20 Relay N O Contact 12 Relay N C Contact 13 Relay...

Page 11: ...mmable 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 correspondin...

Page 12: ... it OFF if you want camera to sequence in normal order 1 2 3 etc S21 5 Sequence Mode OFF Normal ON Random 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 OF...

Page 13: ...y DIL switch referenced as S1 is provided within the switcher near the rear to allow camera inputs to be individually terminated or unterminated Switch Camera Input OFF ON S1 1 1 Not Terminated 75 Ohm Termination S1 2 2 Not Terminated 75 Ohm Termination S1 3 3 Not Terminated 75 Ohm Termination S1 4 4 Not Terminated 75 Ohm Termination S1 5 5 Not Terminated 75 Ohm Termination S1 6 6 Not Terminated 7...

Page 14: ...mera 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...

Page 15: ...VS Series 2 User Manual Page 13 Video Switch VST605C DOC 8 12 Environmental Operating Temperature 0 to 40 C Storage Temperature 20 to 70 C Humidity 5 to 95 non condensing ...

Page 16: ...ipment 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 wir...

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