Activating The Altair Single Gas Detector - MSA Altair Operating Manual

Activating the Altair Single Gas Detector

1. The unit must be activated before it can be used to warn the user
of a potentially hazardous condition.
a. To activate the personal protection instrument, press and hold
the TEST button for three seconds until "ON" and "?" are
displayed.
b. Release the button and press once again to activate.
2. The following occurs:
• an LCD Functional Test activates the cell segments
• the horn, LEDs and vibrator also activate.
3. The Software Version displays for three seconds.
4. The instrument gas type displays for three seconds ("CO", "H
or "O ").
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5. Alarm Setpoints display the:
• Low Alarm Setpoint for three seconds
a. To change the low alarm setpoint, press the TEST button
when "LO" "ALARM" display:
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• "LO" and "ALARM" icons turn ON
• "LO" "ALARM" "SET" "?" displays.
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