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Alarm Conditions
Alarm
Condition
Pump
Failure
Lamp
Failure
Over Range
Max
High
Low
TWA
STEL
Negative
Battery Low 1 beep/min
Preset Alarm Limits and Calibration
Cal Gas/
Gas
CO
H
S
2 2 2
O
2
LEL
VOC
Back Light
The back light makes it easy to read the display in poor lighting conditions.
It automatically turns on in low lighting conditions.
NOTE: Heavy back light usage can shorten battery life 20% to 30%.
18 Operating the EntryRAE
Beep/sec
Vibration
Flash/sec
Alarm
3
Yes
3
Yes
3
Yes
3
Yes
3
Yes
2
Yes
1
Yes
1
Yes
1
Yes
No
Unit
Balance
50/Air
ppm
10/N
ppm
2 2 2
20.9/N
%Vol
2
50/Air
%LEL
100/Air
ppm
Screen Message
alarm symbol on, pump
symbol blinks
alarm symbol on, lamp
symbol blinks
alarm symbol on, OVER
symbol on, blink "999"
alarm symbol on, OVER
symbol on, blink reading
alarm and HIGH symbol
on, sensor name blinks
alarm and LOW symbol
on, sensor name blinks
alarm and TWA symbol
on, sensor name blinks
alarm and STEL symbol
on, sensor name blinks
alarm symbol on, blink
"nEg"
battery symbol blinks
TWA
STEL
35
100
10
15
-
-
-
-
-
-
Reset Alarm
unblock inlet, press Y
to restart pump
turn off/on or wait
move away from gas
possible sensor failure;
cal sensor to verify
move away from gas
move away from gas
move away from gas &
turn unit off/on
move away from gas &
wait 15 min.
perform zero
calibration
charge battery
LOW
HIGH
35
200
10
20
19.5
23.5
10
20
-
100
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