Rae MultiRAE Plus Using Manual page 16

MultiRAE Plus Start-up: Check Sensor Zero
TOX1 VOC TOX2
0 0 0
LEL OXY
0-3 20.6-21.2
• If any reading is outside these limits,
wait a few minutes then check again.
– If readings are in limits use the unit
– If readings are still outside these limits
perform "Fresh air calibration"