Extech Instruments CO200 User Manual

USERGUIDECO2MonitorandDataloggerModelCO220

10 CO220-en-GB_V1.3 07/13 CO2LevelsandGuidelinesIMPORTANTLIABILITYNOTETheCO2guidelinedataprovidedher

2 CO220-en-GB_V1.3 07/13 IntroductionCongratulationsonyourpurchaseoftheModelCO220CarbonDioxideMeter.

3 CO220-en-GB_V1.3 07/13 DISPLAYSYMBOLDESCRIPTIONSppm CO2concentrationunitofmeasure 350ppmto450ppm

4 CO220-en-GB_V1.3 07/13 OperationPOWERINGTHEINSTRUMENTPower the unit by plugging the AC adaptor int

5 CO220-en-GB_V1.3 07/13 CO2DISPLAYPAGESPresstheCO2buttontochange the CO2displaypage on the top‐t

6 CO220-en-GB_V1.3 07/13 VENT.R(CO2‐baseddemand‐controlledventilation)CO2‐baseddemand‐controlledventilati

7 CO220-en-GB_V1.3 07/13 SetupModePressandholdtheSETbuttonfor2secondsfromthenormalmodeofoperatio

8 CO220-en-GB_V1.3 07/13 AutomaticBaseline(ABC)CalibrationABC(AutomaticBaselineCalibration)establishesa

9 CO220-en-GB_V1.3 07/13 SpecificationsFunction Range Resolution AccuracyCO2 0to9999ppm 1ppm ±(5%rdg