T8041CO2DuctProbeSensorDatasheet Telaire Ventostat T8041CO2DuctProbeTransmitter SimpleInstallation!! TheT8041isaCO2transmitterdesignedtobeinstalledinHVACreturnairducts. Thisproductofferssimplicityindesignandinstallation. Availablewithanalog0-10Voutputonly. Includesmountinghardwareandinstallationinstructions. Specification MeasurementRange: 0-2000PPMfactorycalibrated DuctAirVelocity: 0to1500ft/min TempDependence: 0.2%offullscaleper C Stability: 2%offullscaleoverthelifeofthesensor(15yearstypical) Accuracy: 40PPM+3%ofreading@22 C(72 F)whencomparedwithafactorycertifiedreference. Non-linearity: 1%offullscale@22 C(72 F) PressureDependence: 0.13%ofreadingpermmofmercury Calibration: Sensorswillbecalibratedatzeroandspanatthefactory.Calibrationinthefieldwillnotberequired.SensorswillbeshippedwithABCLogic turnedon.* ResponseTime: 3minutestypicalfora90%stepchangeatlowductspeeds. SamplingRate: Every2seconds,25%dutycycle Warmuptime: 2minutes(Operational)10minutestoachievemaximumaccuracy. OperatingConditions: Temperature: 0 Cto50 C(32 Fto122 F) Humidity: 0to95%RelativeHumidity,non-condensing StorageConditions: -20 Cto70 C(-40 Fto158 F) Output: Analog0to10VDC(100ohmoutputimpedance) PowerSupReqmts: 18to30VACRMS,50/60Hzor18to42VDC,polarityprotected. PowerConsumption: Typicalvalues(1.65WattsPeak,0.65WattsAvg.@42VDC)*Note: AutomaticBackgroundCalibrationorABCLogic isapatentedself-calibrationtechniqueutilizedinapplicationswhereconcentrationswilldroptooutsideambientconditions (Approximately400PPM)atleast3timesina14-dayperiod,typicallyduringunoccupiedperiods. Fullaccuracyisachievedaftertwoweeksofoperation. PhysicalRequirements Size: Dimensions: ProbeLength: 4.12 ProbeDiam: 1.24 . JunctionBoxDepth: 1.6 Height: 3 squareapproximately Color: 701Black FlammabilityClassification:UL94V-5