HandHeld instrument for Co
2
, Humidity and temperature measurement
• MeasuresandlogsCO
2
,relativehumidityandtemperature
• DewPointandWetBulbcalculations
• HighAccuracyHygromer
®
IN-1humiditysensor
• 18,000datapointmemoryforCO
2
,humidityandtemperaturevalues
• Maximum,minimumandaveragevaluedisplay
• AdjustableaudibleCO
2
alarm
• Displaywithbacklight
• Adjustableautopowerofffunction
• MiniUSBinterface
PORTABLE INDOOR AIR
MONITORING
The CP11 handheld instrument is the latest development of an economical multiple parameter meter that
simultaneously measures and records CO
2
, humidity and temperature. It also calculates the dew point and wet
bulb temperature. Equipped with the field-tested ROTRONIC HYGROMER
®
IN-1 humidity sensor, this instrument
offers unbeatable value for money. The CP11 includes the ROTRONIC SW2.1 software which can be used to
program, download data and save logged files.
BE PREcIsE:
ThE MAIN ADvANTAGEs AT A GLANcE
Connections
• MiniUSBportforconnectiontoaPC
• 5VDCpowersupply,forconnection
oftheoptionallyavailableACadapter
Large display
• Withbacklight
Controls
• Largebuttonsforeasyoperationof
themeasuringinstrument
Features
• Calculatesdewpointandwetbulbtemperature
• Automaticormanualdatalogging
• Easyeldcalibrationbysimpleconnection
toaknownreference
• AutopowerOFFfunction
CO
2
calibration
• OpeningforasimpleCO
2
calibration
Sensors / Calibration
• HYGROMER
®
IN-1humiditysensor
• Calibrationofhumiditypossibleat35/80%RH
• CalibrationofCO
2
possibleat0and400ppm
APPLIcATIONs
Indoorairquality Monitoringinunderground
garages(safety)
Leakmonitoringinfilling
plants(safety)
PRINcIPLEs
TheCP11handheldinstrumentevaluatesthequalityofairwithacombinedmeasurementofCO
2
,humidityandtemperature.Ahigh
concentrationofcarbondioxidecandevelopquicklywhenclosedareaswithdecientventilationarelledwithpeople.Carbon
dioxide(CO
2
)isacolorlessandodorlessgasthatexistsintheearth’satmosphereandwhichisdangerousinhighconcentrations.
TheproportionofCO
2
innaturalambientairisabout0.04%or400ppm.Whenhumansandanimalsexhalethisgas,itmixesquickly
withtheambientair.AhighCO
2
contentbecomesapparentinhumansthroughrapidfatigueandlossofconcentration.Inorderto
initiatesuitablecountermeasuressuchasanincreaseinthesupplyoffreshair,itisimportanttomeasurenotonlyparameterssuch
asrelativehumidityandtemperature,butalsotheCO2content.
Guidelines
350 - 450 ppm 400 - 1,200 ppm > 1,000 ppm 5,000 ppm
(0.5 %vol)
38,000 ppm
(3.8 %vol)
> 100,000 ppm
(10 %vol)
Freshairoutdoors Roomair Fatigueandloss
ofconcentration
becomeapparent.
Maximumpermissible
valueattheworkplace
duringan8-hour
workday
Breathingair
(directexhalation)
Nausea,vomiting,
lossofconsciousness
anddeath