🛰️ Gas Sensor Fleet
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High Alarm
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Alarm History
Data Storage
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1h
6h
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24h
7d
30d
alarms only
⚙ Thresholds
⬇ Export CSV (7d)
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Alarm thresholds — applied to
all sensors
(blank = no limit)
Low alarm
●
High alarm
●
CH₄
%LEL
above
below
above
below
O₂
%VOL
above
below
above
below
CO₂
ppm
above
below
above
below
Save
online
low alarm
high alarm
offline
· click a tile for detail
Exceedance log — sensors that went out of threshold
Today
Yesterday
⬇ CSV
Alarm incident history
All states
Active
Cleared
Threshold changed
All severities
Low Alarm
High Alarm
All gases
CH4
O2
CO2
24 hours
7 days
30 days
1 year
⬇ Event ledger CSV
⬇ Incidents CSV
Historical Data Status
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Storage tiers
Sensor write health
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CH₄ (%LEL)
overlaid — pick sensors above · an outlier line = abnormal sensor
O₂ (%VOL)
all sensors overlaid — should track together in shared air
CO₂ (ppm)
all sensors overlaid — should track together in shared air
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History:
1h
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24h
7d
30d