BW Technologies GasAlertMicro 1, User Manual

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GasAlertMicro
Users Manual
In this example:
Line 1 shows the TWA alarm setpoints (code ‘3’) for H
2
S and
CO.
Line 2 shows the STEL alarm setpoints (code ‘4’) for H
2
S
and CO.
Line 3 shows the low alarm setpoints (code ‘1’) for all
sensors.
Line 4 shows the high alarm setpoints (code ‘2’) for all
sensors. Alarm points are only recorded when the unit is
turned on, indicating the unit has just been activated.
Line 5 shows the number of days remaining before
calibration is due and the days since the last calibration.
Line 6 shows normal operation. There are no gas alarms.
Line 7 shows a combustible gas alarm. H
2
S and CO gases
are present below alarm levels. Oxygen is less than 20.9%
but within acceptable range. The unit is in low alarm.
Lines 8 and 9 show H
2
S and CO in low alarm, and
combustibles (0-100% LEL) in high alarm. Oxygen is less
than 20.9% but within acceptable range. The unit is in multi-
gas alarm.
Line 10 shows H
2
S, CO and combustibles (0-100% LEL) in
low alarm. Oxygen is less than 20.9% but within acceptable
range. The unit is in multi-gas alarm.
Line 11 shows CO in low alarm. Oxygen is less than 20.9%
but within acceptable range. H
2
S is present below alarm
levels. The unit is in low alarm.
Line 12 shows H
2
S and CO present below alarm levels.
Oxygen is less than 20.9% but within acceptable range.
There are no gas alarms.
Lines 13 and 14 show the unit emitting a low battery alarm.
There are no gas alarms.
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