UltraRAE 3000 User’s Guide
12.1 Alarm Signal Summary
Message Condition
Alarm
Signal
HIGH Gas
exceeds
“High
Alarm” limit
3 beeps/flashes per second*
OVR Gas
exceeds
measurement range
3 beeps/flashes per second*
MAX Gas
exceeds
electronics’
maximum range
3 beeps/flashes per second*
LOW Gas
exceeds
“Low
Alarm” limit
2 beeps/flashes per second*
TWA Gas
exceeds
“TWA”
limit
1 Beep/flash per second*
STEL Gas
exceeds
“STEL”
limit
1 Beep/flash per second*
Pump
icon
flashes
Pump failure
3 beeps/flashes per second
Lamp
PID lamp failure
3 beeps/flashes per second
plus “Lamp” message on
display
Battery
icon
flashes
Low battery
1 flash, 1 beep per minute
plus battery icon flashes on
display
CAL
Calibration failed, or
needs calibration
1 beep/flash per second
NEG Gas
reading
measures
less than number stored in
calibration
1 beep/flash per second
* Hygiene mode only. In Search mode, the number of beeps per
second (1 to 7) depends upon the concentration of the sampled gas.
Faster rates indicate higher concentrations.
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Содержание UltraRAE 3000
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