3M™ PROTÉGÉ PLUS
PORTABLE MULTI-GAS MONITOR
OPERATION
8006569, Rev. C/June 2019 6-1
6. OPERATION
6.1. Operating the Monitor
At start up, the LCD shows the firmware version installed, current date and time, current alarm set
points for each sensor installed, and when the next required calibration is due.
During operation, the LCD displays continuous data on gas concentrations and alarm conditions.
Additionally, you can monitor peak values of gas concentrations.
Figure 6-1: Monitor LCD Indicators
WARNING: IF THE MONITOR FAILS TO RESPOND PROPERLY UPON START UP, OR IF
CALIBRATION IS OUT OF DATE, DO NOT USE THE DEVICE UNTIL IT HAS
BEEN PROPERLY CALIBRATED. FAILURE TO HEED THIS WARNING
COULD RESULT IN DEATH OR INJURY.
WARNING: IF MONITOR DOES NOT OPERATE IN THE MANNER DESCRIBED HERE,
DO NOT USE. TAG IT OUT OF SERVICE. FAILURE TO ENSURE IT IS
PROPERLY OPERATING MAY RESULT IN SERIOUS INJURY OR DEATH.
WARNING: YOU MUST FAMILIARIZE YOURSELF WITH THE ICONS IN BOTH THE
NON-ALARM AND ALARM STATES.
WARNING: IF THE DISPLAY IS MISSING ICONS OR CANNOT BE CLEARLY READ,
PLEASE CONTACT THE 3M TECHNICAL SERVICE.
BUMP CAL
LEL
CH4
CO
PPM
:
:
H2S PPM
CO2
% VOL HCN
10
%
-6
10 %
-6
10 %
-6
PPM
HIGH
LOW
STEL
TWA
4
3
2
5
6
1
1 Sensor Type
2 Calibration Indication
3 Gas Unit
4 Gas Concentration
5 Alarm Condition
6 Real Time Clock
NO2
CO2 SO2
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