Detcon SG1 User Manual

June 7, 2011• Document #3734 • Revision 0.0Model SG1Portable Single Gas DetectorOperator’s Instruction ManualCovers O2, CO, H2S, H2and SO2ModelsDETCON

9Gas Concentration Values for Calibration of Single GasGasOxygenCarbonMonoxideHydrogenSulfideHydrogenSulfurDioxideConcentration0% 100ppm 50ppm 500ppm

When the 1st alarm occurs, the operator can acknowledge it by pressing the Power key. Onlythe alarm sound stops. The LED will stay on until the readin

11While in the alarm 1 SET screen, press the Arrow key to select alarm 2. The icon will bedisplayed and blink. Set alarm 2 using the same method for a

12Applicable BatteryCaution: It is absolutely prohibited to replace battery in potential explosion areas ordangerous regions. Specification of the app

13Battery & Sensor ReplacementWhen you replace the Battery and sensors of the SG1 unit,you need some tools and componentsas indicated below.- Tool

14Operational Flow Chart

15Notice for UserPlease use the unit in ranges of applicable temperature, humidity and pressurethat are appropriate for the specification of the produ

1Warranty and RepairDetcon Inc. warrants the Model SG1 series to be free from defects in workmanshipof material under normal use and service for two y

2Table of ContentsProduct Specification ------------------------------------------------3Names and Functions of Exterior -----------------------------

3Product SpecificationModel SG1-O2 SG1-CO SG1-H2S SG1-H2 SG1-SO2O2CO H2S H2SO2Measured Gas0~30%0~500ppm0~1,000ppm0~100ppm0~200ppm0~20ppm0~100ppm0~20pp

4Names and Functions of ExteriorLCD display symbols563421785. Backlight/Arrow Key6. Alarm LED7. Fastening Clip8. Type Label1. Gas Sensor2. Buzzer3. LC

5Start of OperationInstrument Power-OnPress Power key for 2 seconds to turn power on. (Power will not beturned on if the Power key is released before

6Operation MethodDetection ModeThe unit enters Gas Detection Mode when the power is turned on.Gas Detection Mode displays the concentration of the gas

7CalibrationCaution: Detcon Inc. performs the initial calibration prior to shipment. An incorrectlycalibrated value can reduce the accuracy of the pro

8Caution: Fresh Air Calibration should be performed in an environment of fresh air without anyinfluence of other gases. The calibration is performed o