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Safety guidelines in Landis+Gyr | Etrel documentation are indicated with the following pictograms:
 | DANGER signifies the highest level of risk and is used when there is an immediate threat to life or significant risk of serious injury. |
 | WARNING signifies a medium level of risk and indicates a potentially hazardous situation that, if not avoided, could result in serious injury or death. |
| CAUTION signifies the lowest level of warning but should still be taken seriously. It indicates a potentially hazardous situation that, if not avoided, could cause minor or moderate injuries, or material damage. |
 | Operating instructions, general details, and other useful information |
All safety guidelines in Landis+Gyr | Etrel documentation describe the type and source of danger, its possible consequences, and measures that should be taken to avoid dangerit.