3M GD-6 manual 3M Occupational Health Environmental Safety Division

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3M Occupational Health and
Environmental Safety Division
3M Center, Building 0235-02-W-70
St. Paul, MN 55144-1000
Printed in U.S.A.
© 3M 2008-2011. All rights reserved.
3M and Macurco are trademarks of 3M Company, used under license in Canada.	34-8707-5862-9

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Contents Macurco Combustible Gas Detector, Controller and Transducer Table of Contents USE Instructions and Limitations General Safety InformationGeneral Information FeaturesSpecifications Installation and Operating InstructionsLEL InstallationTypical Connection to Alarm Control Panel Default Alarm Relay Configuration is Normally Open Power UpDefault Configuration Factory Settings Default Fan Relay Delay setting is 3 minutesSelecting Alarm Relay Configuration Arc Selecting Default Configuration dEFSelecting Power Up Test Option PUt Selecting Alarm Relay Setting ArSMaintenance Combustible Gas Test Contents of the FCKOperation Test Manual Operation TestGas Testing Testing the Fan Relay Testing the Alarm RelayTesting the 4-20mA current loop Calibration Field Calibration ProcedureQuick Gas Test Zero the SensorFor other 3M products 3M Fixed GAS Detection Products Limited WarrantyFor More Information United States, contactPage 3M Occupational Health Environmental Safety Division Assumes full responsibility for its correctness Match Colors