Measurement Units
In some cases, the measurement unit for displaying data from sensors can be changed.
Standard available measurement units include:
Abbreviation Unit Sensor Type
ppm, ppb parts per million, parts per billion PID for VOC
mg/m3, μg/m3
milligrams per cubic meter, micrograms per
cubic meter
PID for VOC
ppm, mg/m3
parts per million, milligrams per cubic
meter
EC
(electrochemical)
ppm Only, %VOL only,
Auto Range
parts per million, percent by volume,
automatically
switch from ppm to %VOL at 10,000 ppm
and higher*
CO
2
μrem, mrem microrems and millirems Gamma
μSv, mSv microSieverts and milliSieverts Gamma
μR, mR microRoentgens and milliRoentgens Gamma
μGy, mGy microGrays and milliGrays Gamma
* The CO
2
switch point from ppm to %VOL can be changed via Safety Suite Device
Configurator (SSDC).
Here are two examples of menu hierarchies (select the sensor type and then the measurement
unit):
Honeywell MultiRAE Series™ 85 User Manual