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3 CO220-en-GB_V1.3 07/13
DISPLAYSYMBOLDESCRIPTIONS
ppm CO
2
concentrationunitofmeasure
350ppmto450ppm
450ppmto700ppm
700ppmto1000ppm
1000ppmto2500ppm
2500ppmto5000ppm
5000ppmandabove
AirTemp AirTemperature
TWA TimeWeightedAverage(8hrs)
STEL Short‐TermExposureLimit(15minuteweightedaverage)
IPS% Literspersecondper
person
cfm/p Cubicfeetperminuteperperson
WB WetBulbtemperature
DP DewPointtemperature
MAX/MIN MaximumorMinimumreading
PUSH‐BUTTONDESCRIPTION
SET Entersetupmode
Saveandconfirmsettings
ESC‐MEM Exitsetupandprog rammin gpages
Endacalibrationsession
MemoryDatalogger(99points)
SELECT/RECALL Select/Recal landCle arDatalog gerMemoryReading s
o
C/
o
F‐%RH Temperature/RelativeHumidityModes/TemperatureUnitchanging
CO
2
CO
2
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