Alarm Signal Summary
Hygiene Mode
Alarm Type Buzzer & LED Display Reading Backlight Priority
Fail 3 beeps/sec “Fail” Blinking reading On Highest
Fail 3 beeps/sec “Over” or “Fail” at LEL sensor location, depending on signal Blinking Reading On
Fail 3 beeps/sec “Lamp” at PID location Blinking reading On
Pump 3 beeps/sec Blinking pump symbol Reading On
Max 3 beeps/sec “Max” at sensor location Blinking reading On
Over Range 3 beeps/sec “Over” at sensor location Blinking 9999 On
High 3 beeps/sec “High” at sensor location Reading On
Low 2 beeps/sec “Low” at sensor location Reading On
Negative 1 beep/sec “Neg” at sensor location 0 On
STEL 1 beep/sec “STEL” at sensor location Reading On
TWA 1 beep/sec “TWA” at sensor location Reading On
Calibration Fail 1 beep/sec “Cal” at sensor location Reading On
Bump Fail 1 beep/sec “Bump” at sensor location Reading On
Datalog Full 1 beep/sec Blinking datalog symbol Reading On
Calibration Required - “Full” Bottle symbol Reading -
Bump Required - “Empty” Bottle symbol Reading -
Battery 1 beep/min Blinking battery symbol Reading Stays as is
Comfort Beep 1 beep/min no LED flash - Reading - Lowest
Notes: “Negative” means that the true sensor reading is below zero, even though a zero reading is shown for the sensor.
AreaRAE 133 User Manual