GX-3R Operator’s Manual Chapter 3: Operation • 21
6 . The Battery Voltage Screen appears for a few seconds.
An “AL-L” at the bottom of the screen indicates that the alarms are set to latching. An
“AL-A” at the bottom of the screen indicates that the alarms are set to auto reset. See
pg.97 for a description of how to change this parameter.
7 . The following screens display for 3 seconds each: the Gas Name Screen, the Full Scale
Screen, the Warning Setpoint Screen, the Alarm Setpoint Screen, the Alarm H Setpoint
Screen, the STEL Alarm Screen, and TWA Alarm Screen.
NOTE: If the combustible gas is set to something other than CH4 or H2 in Gas Select
Mode, the combustible channel is displayed as “HC” and the gas formula for the
combustible gas sensor’s target gas appears during startup.
7:49
CO H2S
ppm ppm
CH4 O2
%LEL %
F.S.
7:49
2000 200.0
CO ppm H2S ppm
100 40.0
CH4 %LEL O2 %
WARNING
7:49
25 5.0
CO ppm H2S ppm
10 19.5
CH4 %LEL O2 %
ALARM
7:49
50 30.0
CO ppm H2S ppm
25 18.0
CH4 %LEL O2 %
ALARM H
7:49
1200 100.0
CO ppm H2S ppm
50 23.5
CH4 %LEL O2 %
STEL
7:49
200 5.0
CO ppm H2S ppm
TWA
7:49
25 1.0
CO ppm H2S ppm
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