美国VTI公司生产，红外一氧化碳测量模块，测量范围0-10%-100%范围内。TheVALTRONICSModel2015SPI-COisanOEMNDIRsensorwithdigitalsignalprocessingandtemperaturecompensation.ThefirmwareVERSIONdependsuponthespecificcustomerinterfacerequirements.TheSPI(SerialPeripheralInterface)SeeAppNotesA59 A64.Eachserialnumberedsensorisindividuallygascalibratedandtemperaturecompensatedatthefactory.RS-232TestBoardforfieldgascalibration(SeeApplicationNoteA66).Onboard remoteswitchesforcalibrationorviaSPI.
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