Rae Q-RAE, Operation And Maintenance Manual

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OPERATION
2 - 6
The Multi-gas Monitor includes a 2-line, 16-digit dot
matrix LCD display. The LCD shows the following eight
types of displays during normal operation if the [MODE]
key is pressed:
•
Real time instantaneous gas concentration in ppm
for H
2
S and CO, % by volume for oxygen and
%LEL for combustible gases.
•
Sensor names.
•
Peak and minimum gas concentrations for H
2
S and
CO, oxygen and combustible gases.
•
15 minute Short Term Exposure Level (STEL)
values of H
2
S and CO in ppm and 8-hour Time
Weighted Average (TWA).
•
Battery voltage and shut off voltage in volts.
•
Real time clock, run time and temperature.
•
Datalogging mode or “Start /Stop Datalog?” menu
to enable/disable datalogging if manual datalogging
mode is selected.
•
LEL gas names (if the LEL sensor is installed).
•
“Print Reading?” menu to print the reading to the
RAE Printer (only shown when enabled; normally
this function is disabled and not shown).
•
“Communicate with PC?” menu to send or receive
data between PC and the Q-RAE monitor.