Product Manual

Table Of Contents
GasAlertMaxXT II
User Manual
16
Lockout on Self-Test Error Option Disabled: If this option is disabled
and a sensor fails the self-test, the LCD displays an error message for
the applicable sensor. The startup tests continue.
Note
Enabled sensors are continually tested while the detector is
operational.
Automatic Zero for H
2
S, CO, O
2
, and LEL
Reminder
Only activate the detector in a safe area that is free of
hazardous gas to ensure an accurate auto zero.
8. To initiate auto zero during startup, the Auto Zero on
Startup option must be enabled (sensors are enabled
individually).
If the Force Calibration option is enabled and the
sensor(s) is past due for calibration, the sensor will not
auto zero during startup. The sensor must be calibrated.
Note
If the Auto Zero on Startup option is not enabled in Fleet Man-
ager II for any of the sensors, this startup test is bypassed.
If ambient air is set to be measured as 20.8% vol., the
automatic oxygen calibration screen displays 20.8% instead
of 20.9%.
If Previous Calibration Failed
If the last calibration performed was unsuccessful, the following screens
display.
Note
BW Technologies by Honeywell recommends the sensor(s) be
calibrated immediately.