NELCO LIMITED

Comprehensive Computerized Securtiy And Building Management System

NELCO in collabration with GALDOR/SECOTEC offers proven, effective, advanced integrated security systems, in use world wide.

Powerful Multiple Capability

COM-4000NT is a comprehensive, cost effective Computerized security and site management sytem with built in access control and CCTV control display and recording facility. The Windows NT software and Microprocessor based communication hardware offers full integration of a variety of Multimedia subsystems:

Multiplex communication with field transponders
CCTV Multiplex with video capture to provide real time video picture on PC Monitor integrated with alarm graphic display and CCTV matrix.
Access control system with RS-485 communication line.
Audio recorded message transfer to the field.
Long distance Mimic display with a multichannel capability.
Integration with PLC units for building management.

Efficient Communication

COM-4000NT has very effective full duplex communication capability with COM-4000NT transponders which serve as an interface logic device between various inputs and outputs and the control center.

Additional transponders can be added along the data line to control additional sensor and alarm devices. This allows the computerized Multiplex sytem configuration to be used as a powerful control center for an integrated security system with an option to be expanded in the future. All data transmitted and received by the COM-4000NT Interface to and from the field. Transponders, are multiplexed into a twisted shielded four wire cable, which also supplies the required power to the Transponder.

Custom Tailored Software

COM-4000NT Sytem is based on a sophisticated Windows NT workstation with networking capabilities software package. This intelligent software can be tailored to customer's specific applications, allowing the user to assign inputs, outputs, priority groups, schedules, passwords, output control and operator instructions including how to respond to incoming alarms and events,etc., as well as create color graphic maps as floor plans, facility maps etc.

Precise Alarm Identification

When an alarm intput or event is activated it is automatically displayed on the relevant map on the color graphic monitor screen, along with an audio buzzer, digital voice and CCTV display of the alarm camera. Exact location of the alarm on map is determined with the system zoom capability. This on line display includes written descriptions and instructions how to respond to each incoming alarm.