| MEASUREMENT DATA | |
|---|---|
| Carbon dioxide (CO2), carbon monoxide (CO), Oxygen (O2) | |
| PRESSURE RANGE | |
| Measurement | Ambient |
| 0 – 420 barg (6100 psig) (pressure range options) | |
| MEASURING PRINCIPLE | |
| CO2 | Nondispersive infrared spectroscopy (NDIR) |
| CO, O2 | Electrochemical |
| Humidity | Capacitive (only using B-SECURUS) or via dew point sensor (as option) |
| LOWEST DETECTION LIMIT | |
| CO2 | 0 ppm (parts per million) |
| CO | 0 ppm |
| O2 | 0.1 % |
| MEASUREMENT VALUES | |
| CO2 | 0 … 5000 ppm |
| CO | 0 … 30 ppm |
| O2 | 0 … 50% |
| MEASUREMENT ACCURANCY | |
| CO2 | ± 10 % FS (full scale) |
| CO | ± 5 % FS |
| O2 | ± 2 % FS |
| FURTHER TECHNICAL DATA | |
| Alarms | Alarm when one or more limit values is exceeded |
| Operating voltage | 12 V DC |
| Power consumption | Max. 36 W |
| Dimension W × H × D [mm] (w/o connection and accessories) |
Mobile: 250 × 305 × 135 |
| SYSTEM TEST/CALIBRATION | |
| Visual inspection and leak test | once a month |
| Functions check ¹ | at least every three month |
| System check ² | once a year |
| Calibration | CO2 sensor before commissioning, after replacing the sensor; dew point sensor: every two years |
¹ Including test with test gas; corresponding kit containing test gas cylinders and pressure reducer (flow meter) available from BAUER KOMPRESSOREN.
² The system check includes replacing the electrochemical sensors (CO and O2 ).
