Honeywell GasAlert Max XT II User Manual page 22

Pushbutton
• To activate the detector press C.
• To deactivate the detector, press and hold C until the OFF countdown is complete and the LCD deactivates.
• To view the date/time, TWA, STEL, and maximum (MAX) readings, press C twice rapidly. To clear the TWA,
STEL, and MAX readings, press C when the LCD displays CLEAR ALL.
• To initiate calibration, press and hold C as the detector performs the OFF countdown. Continue holding C
while the LCD briefly deactivates and then reactivates to begin the CAL countdown. Release C when the
C
CAL countdown is complete.
• To activate the backlight, press C and release.
• To acknowledge the latched and pump alarms, press C.
• To acknowledge a low alarm and disable the audible alarm temporarily, press C. The Low Alarm
Acknowledge option must be enabled in Fleet Manager II.
• To acknowledge any of the Due Today alarms (calibration, bump test, pump block test), press C.
Table 4. Pushbutton
Description
GasAlertMaxXT II
Display Elements
10