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GDS Combi User Manual

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Combi
OPERATING
HANDBOOK
TECHNOLOGIES LTD
C925
Manual No.194D1C
Issue P.v2
www.gds-technologies.co.uk
Tel. +44 (0)113 286 0166 Fax. +44 (0)113 287 8178
Email. sales@gds-technologies.co.uk

Table of Contents

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GDS Combi Specifications

General IconGeneral
CategorySecurity System
Output Voltage12VDC
Battery BackupYes
Number of Zones8
Weight1.5 kg
CommunicationGSM

Summary

System Overview

General Specification

Indicators and Display

Panel LED Status Indicators

Table detailing the function and color of various alarm and status LEDs on the panel.

Control Panel Buttons and Lockout

System Menu Access and Passwords

Default Passwords

Lists the default passwords for User and Engineer modes.

Sensor Text and Display Management

System Testing and Sensor Configuration

Gas Type Library Reference

Relay Control and Buzzer Muting

Relay Functions and Modbus Communication

Network Setup and Modbus Baud Rate

Modbus Baud Rate

Setting the communication speed for Modbus.

Data Logging and Event Log Management

PC Data Transfer via HyperTerminal

System Time and Display Refresh Settings

Engineer Password and Sensor Calibration

16 Direct 4-20mA Sensor Calibration

Step-by-step guide for calibrating direct 4-20mA sensors using the panel.

64 Addressable Sensor Calibration

Procedure for calibrating addressable CAN sensors via the panel.

Sensor Maintenance and Alarm Configuration

Advanced Alarm and Relay Logic

Panel Reset and Repeater Setup

Installation Guidelines and Sensor Siting

Siting the Sensing Heads

Positioning gas sensors based on gas density and environmental factors for accurate detection.

Mains Unit Installation Procedures

Sensor Cable Routing and Connectivity

Equipment Installation Best Practices

Junction Boxes

Guidelines for junction boxes during installation for optimal performance.

Cables

Guidelines for cables during installation for optimal performance.

Glanding

Guidelines for glanding during installation for optimal performance.

Electrical Installation Practices and Protection

Terminations

Guidelines for terminations during installation.

Earthing

Guidelines for earthing during installation.

RFI Screening

Guidelines for RFI screening during installation.

Lightning Protection

Guidelines for lightning protection during installation.

Equipment Placement

Guidelines for equipment placement during installation.

Installation Testing and Documentation Requirements

Testing Procedures

Procedures for cable testing before termination.

Documentation Requirements

Maintaining installation documentation.

Routine Service and Emergency Response

Appendix 1: System Menu Details

Appendix 1: Menu Details - Sensor and Alarm Settings

Appendix 1: Menu Details - Relay and Event Logic

Appendix 1: Menu Details - Network and Data Transfer

Appendix 1: Menu Details - Advanced Settings

Appendix 2: Text File Command Format

Appendix 3: Modbus Register Specification

Appendix 4: Event Number Reference

Appendix 5: Fuse Ratings

Fig. 1 PC Adapter for RS232 Data

Fig. 2 System Configuration Overview

Fig. 3 Network Configuration Diagram

Fig. 4 Circuit Board Identification

Fig. 5 System Wiring Diagrams

Fig. 6 Enclosure Detail

Flammable Sensor Setup Procedure (C893)

Using Magnets for Sensor Setup

Using external magnets to navigate menus and configure sensor settings.

Toxic/Oxygen Sensor Setup Procedure (C894)

Using Magnets for Sensor Setup

Using external magnets to navigate menus and configure sensor settings for Toxic/Oxygen sensors.

CAN Combi Relay Module Switch Selection (C1179)

8 Channel 4-20mA Output Module Details (C1147)

Addressable 4-20mA Input Module Setup (C1180)

Main Controller Configuration Log

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