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Velocity Range :0
* Automatic recording is programmable
1dB Resolution
cleaning brush
long life clamp head
AZ7530 External Sensor Carbon Dioxide Tester Digital CO2 Monitor CO2 Detector 0~5000 ppm Colorimeters Velocity Range :0Brand: Graigar Features: Accurate 2 Channel low drift NDIR CO2 measuringProgrammable CO2 zone value & CO2 center value to control output power on off. External CO2 sensor to be used in closed space; Display real time CO2 value. Display CO2 chart with variable time zoom levels; Display CO2 chart with variable time zoom levels. Audible alarm warns CO2 concentration; Target zone indicator; Built in Day Night auto detection to override CO2 control.
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