GALAXY GX2
32
Setting Up the GALAXY GX2
MSA
US
Calibration Tab
The user can set the calibration interval that is used to determine if a calibration is due.
(1) Set the interval days by selecting either the up or down arrows on the calibration screen.
Z The default calibration interval is set at 30-days.
(2) Select Save.
Bump Tab
The user can set up the bump interval that is used to determine if a bump is due.
(1) Set the interval days by selecting either the up or down arrows on the bump screen.
Z The default bump interval is 1-day.
(2) Select Save.
COMB Tab
In the Combustible tab the user can set special conditions for the combustible sensor.
(1) If the gas detector contains a combustible (COMB) sensor, select the %volume to 100%LEL
conversion for each gas type. This conversion factor is determined by regional regulations.
The GALAXY GX2 has the following %volume to 100%LEL conversions:
The default selections are in the left column.
(2) Select Allow Simulant Gas to turn simulant gas on or off.
Z The only approved simulant gas for the ALTAIR gas detectors is Methane as a pentane
simulant, which is contained in most MSA 4 or 5 gas cylinders.
If this selection is turned off (
2), the exact target gas must be used for the combustible
sensor. The Test Stand will check that the exact target gas is available. If it is not, testing
will be prohibited and a message will display to indicate the error.
(3) Select Save.
Methane 5.0%v/v or 4.4%v/v
Propane 2.1%v/v or 1.7%v/v
Pentane 1.5%v/v or 1.1%v/v
Butane 1.5%v/v or 1.4%v/v
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