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DURAG D-LX 720 User Manual

DURAG D-LX 720
160 pages
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D−LX 200
D−LX 720
Compact Flame Monitor
Before starting any work, please read the Operating instructions!
GmbH · Kollaustraße 105 · 22453 Hamburg · www.durag.de
Artikelnr.:
1 119 619
Translation of the original Operating instructions

Table of Contents

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DURAG D-LX 720 Specifications

General IconGeneral
BrandDURAG
ModelD-LX 720
CategoryMonitor
LanguageEnglish

Summary

General Information and Safety

Information on Operating Instructions

Provides key instructions for using the Compact Flame Monitor D-LX 200.

Safety Instructions

General Safety Instructions

General guidelines for safe operation, adherence to instructions, and system conditions.

Hazards Due to Electrical Equipment

Warns of dangers from high voltage, electrical current, and ESD damage.

Hazard Due to Hot, Aggressive or Explosive Gases

Warns about dangers in explosive atmospheres and handling hot/aggressive gases.

Qualified Personnel

Defines requirements for personnel working with the device and its safety aspects.

Explosion Protection

Basics

Explains principles of explosion protection and the operator's responsibility.

Equipment with Pressure Proof Encapsulation „Ex d“

Describes equipment with housings that withstand internal explosions.

Ignition Protection Category "Ex n_" (Gas)

Details ignition protection for non-sparking equipment in Zone 2.

Protection Through Housing “Ex t“ (Dust)

Describes protection for dust atmospheres in Zone 21 and 22.

ATEX Markings

Explains ATEX markings and requirements for Ex-protected equipment.

D-LX…/84Ex (Zones 1 and 21)

Details ATEX markings for Zone 1 and 21 Ex versions.

D-LX…/87Ex (Zones 2 and 22)

Details ATEX markings for Zone 2 and 22 Ex versions.

FM Markings

Explains FM standards and classification for North American hazardous locations.

D-LX…/85Ex (Class I, II, Div. 1 – Class III)

Details FM markings for Class I, II, Div. 1 hazardous areas.

Safety with Ex-equipment

Ensures safe installation, commissioning, and maintenance of Ex-equipment.

Meaning of Ex-specifications on Ex-type labels

Explains the markings and details found on Ex-type labels.

Functional Safety

Functions of the Flame Monitor

Explains how the flame monitor detects flames and its safety function.

Product Description

Selection Criteria for Compact Flame Monitor D-LX 200, D-LX 720

Provides a checklist to determine device suitability based on spectral range and fuels.

Layout and Function

Self-Monitoring

Explains the device's self-monitoring capabilities for failsafe operation.

Error Shutdown

Details error detection, shutdown procedures, and reset mechanisms.

Installation and Commissioning

Opening the Ex-device Housing

Provides step-by-step instructions for safely opening the Ex-device housing.

Closing the Ex-housing Hood

Provides instructions on how to correctly close the Ex-housing hood.

Electrical Connection

Covers electrical installation, compliance with diagrams, and fuse positions.

Adjusting the Flame Monitor

Adjusting the Thresholds

Details adjusting intensity and flicker frequency thresholds using rotary switches.

Setting the Amplification Characteristics Curve

Describes how to set amplification curves for optimal flame signal adaptation.

Setting Procedure

Outlines procedures for setting Flame OFF and Flame ON states and basic setup.

Maintenance

Safety

Highlights safety warnings for maintenance tasks, including electrical and environmental hazards.

Fault

Explains error detection, shutdown, and the role of LEDs in fault analysis.

Fault Messages

Lists fault messages, their causes, and possible corrective actions.

Appendix: Technical Data

Technical Data for Versions for Hazardous Areas

Provides technical data for Ex-versions, including dimensions and protection ratings.

Appendix: Plans and Drawings

Wiring Diagram D-LX 200, D-LX 720

Shows the wiring diagram for the standard D-LX 200/720 models.

Wiring Diagram D-LX 200... /MP3, D-LX 720... /MP3

Shows the wiring diagram for D-LX 200/720 models with /MP3 plug connection.

Appendix II: D-LX 200 InformationCentre PC-Version

Appendix II: Modbus

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