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Factory-set Alarm Thresholds and Setpoints
5.2 Factory-set Alarm Thresholds and Setpoints
Sensor | LOW alarm |
HIGH alarm |
STEL | TWA | Min alarm setpoint |
Max alarm setpoint |
Auto-cal values |
---|---|---|---|---|---|---|---|
LEL | 10% LEL | 20% LEL | -- | -- | 5 | 60 | 58% |
O2 | 19.5% | 23.0% | -- | -- | 5 | 29 | 15.0% |
CO | 25 ppm | 100 ppm | 100 | 25 | 15 | 1700 | 60 ppm |
H2S | 10 ppm | 15 ppm | 15 | 10 | 5 | 175 | 20 ppm |
This instrument is not approved for use in atmospheres containing >21 % oxygen. |