G7's calibration gas set points can be customized from the configuration profile on Blackline Live. The following article outlines the default calibration gases for each sensor that Blackline uses.
| Gas sensor | Default calibration gas setting |
| Hydrogen sulfide (H2S) | 25ppm |
| Lower explosive limit (LEL) | 50%LEL |
| Oxygen (O2) | 18.0%vol |
| Carbon monoxide (CO) | 100ppm |
| Carbon dioxide (CO2) | 5000ppm |
| Ammonia (NH3) | 50ppm |
| Chlorine (Cl2) | 5ppm |
| Sulfur dioxide (SO2) | 10ppm |
| Photoionization detector (PID) |
100ppm (isobutylene) |
| Hydrogen cyanide (HCN) |
10ppm |
| Hydrogen (H2) |
20000ppm |
| Chlorine dioxide (ClO2) |
1.2ppm |
| Ozone (O3) |
0.8ppm |
| Nitrogen dioxide (NO2) |
10ppm |