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VK-1 Remote Keyboard 

User Manual 

23/09/2004 11:09 

Videoswitch Page 

10  Vk602b.doc 

3.6  RS232 (9-Way Female D-Type) 

Pin Signal 

Name 

In/Out 

Usage 

DCD  

Output (always active) 

 

RXD  

Output 

RS232 Output 

TXD  

Input 

RS232 Input 

DTR 

Input 

Must be active (+12V) 

5 GND 

Ground  Ground 

DSR 

Output (always active) 

 

7 RTS 

Input 

 

8 CTS 

Output 

 

 

The RS232 input may be used instead of the RS485 “Loop-In” where control from a computer is required. 
The software “VDM Remote” runs on a PC and allows one or more Digital Recorders to be controlled via a 
mouse and virtual keyboard on the PC. If display is also required on the PC’s monitor, a USB-to-video 
converter may be connected the VK-1’s video output BNC (order code: VDM/USB). 

 

 

Intelligent Security and Fire Ltd

Summary of Contents for VK-1

Page 1: ...th 16 Cameras and 2 Monitors Document Ref Vk602b doc Date 07 07 2003 Videoswitch Telephone 01252 851510 Units 15 16 Fax 01252 851296 Redfields Industrial Park Email sales videoswitch co uk Redfields L...

Page 2: ...VK 1 Remote Keyboard User Manual 23 09 2004 11 09 Videoswitch Page 1 Vk602b doc I n t e l l i g e n t S e c u r i t y a n d F i r e L t d...

Page 3: ...to more than one Digital Recorder 7 2 Front Panel Controls 8 2 1 Configuring VDM Digital Recorder 8 2 2 Full Control 8 2 3 Spot Monitor Only Control 8 2 4 Addressing more than one VDM Digital Recorder...

Page 4: ...ommended that a coax video cable be run directly to the monitor Additionally the 12V power supply provided should be plugged into the VK 1 as voltage loss along the twisted pair cable may be too great...

Page 5: ...d pair you will need an adapter PCB order code T25A and a video balun order code VX 2 The above configuration is satisfactory for cable runs up to 200 metres Above this distance the video quality will...

Page 6: ...11 09 Videoswitch Page 5 Vk602b doc 1 3 Connecting more than one keyboard Another keyboard can simply be added by connecting it to the Loop In RJ45 connector on the master VK 1 keyboard I n t e l l i...

Page 7: ...OR 75 Ohms IN 75 Ohms IN ON VK 1 KEYBOARD BNC CABLE VK 1 KEYBOARD BNC CABLE Note that the first monitor should be un terminated set to high impedance and the second monitor should be terminated set to...

Page 8: ...of the Master The Slave will be updated automatically every minute DIGITAL RECORDER CLOCK MASTER DIGITAL RECORDER CLOCK SLAVE Connect to IN and IN Connect to IN and IN of all other slave VDMs TWISTED...

Page 9: ...unction as the keys build into the VDM recorder itself Refer to the VDM operating manual for details 2 3 Spot Monitor Only Control The keyboard may be configured to provide control of the spot monitor...

Page 10: ...n Description 1 RS485 Data A Output 2 RS485 Data B Output 4 12V Power Input 5 Ground Screen 7 Video 8 Video 3 3 Loop In RJ45 Pin Description 1 RS485 Data A Input 2 RS485 Data B Input 5 Ground Screen 3...

Page 11: ...tput always active 7 RTS Input 8 CTS Output The RS232 input may be used instead of the RS485 Loop In where control from a computer is required The software VDM Remote runs on a PC and allows one or mo...

Page 12: ...Input Connector 2 1mm co axial power connector Tip positive shaft negative Voltage 12V Range 9V to 15V DC Current 200mA maximum 4 2 Dimensions 175mm x 125mm x 52mm 4 3 Operating Distances Control Vide...

Page 13: ...I n t e l l i g e n t S e c u r i t y a n d F i r e L t d...

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