CCTV specifications for South Dublin County Council.

Minimum Requirements

·         System must use interchangeable generic components.

·         Capable of transmission over a readily locally available commercial telecommunications network (current communications medium ISDN)

·         Consist of a Camera unit, ADC unit, ISDN transmission base and power supply.

·         Be able to stream a picture back to South Dublin Camera Control Room.

·         Be suitable for outdoor use in all weather conditions compliant with IP52 or higher (water resistant standard) with a suitable external weather proof housing

·         All Pan / Tilt / Zoom controls to be used over ISDN connection from control room through current preferred software viewer (Provilite).

·         The ability to set the azimuth tilt angle to 0 degrees to offer 180 degree tilt control.

·         To reproduce a picture that is of good quality day or night

·         To carry at least an initial 12-month maintenance & warranty on products provided.

·         Camera unit not to weigh more than 5kg installed.

Camera Specification:

·         Camera module to have a view radius of  at least 340 degrees

·         Be of Pan, Tilt and Zoom type

·         Be modular in design for easy of service and repair / replacement.

·         Contain a heating unit and a fan

·         Capable of switching between Colour and Black / White automatically

·         Minimum 18x optical zoom and 4x digital

·         Transmitting a picture on PAL over standard RJ59 cable.

·         Minimum colour illumination must be specified (ie lux levels to noise levels in percentage of video.)

·         Camera operations to included, White balancing, Colour level adjustment and Back light compensation

·         Compatible with current preferred in-house software viewer (Provilite) for telemetry control.

·         All onscreen menus for camera setup to be accessed over ISDN using the appropriate control console.

·         Telemetry controls to a standard RS232 or RS422 or RS485 specification

·         Camera unit to be pole mountable on street.

·         Unit capable of producing picture of good quality over cable lengths in excess of >150mtrs (Where necessary) but less than 250mtrs.

·         Operating range Between  –10oC to + 50oC 

ADC unit (Analogue Digital Converter)

·         Capable of receiving analogue camera images and  changing them to digital images for transmission over current transmission method (ISDN)

·         Capable of being password secured on programming menus.

·         Capable of having a backup transmission method over GSM or PSTN.

·         Serial output for additional devices

ISDN Modem

·         Capable of using both channels on a standard ISDN line.

·         Capable of transmitting data from the ADC out over ISDN.

·         Compliant to current European standards (DSS1)

All units to be powered of a standard 230v AC connection.

Other than the camera unit all devices to be housed within a camera control cabinet located within the vicinity of the camera pole at the side of the road.