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Prelude data format
Prelude is the given name of this format that we have used and extended over time.
Optionals
Any implementation might want to consider any one of these properties optional, as their precense depends on sensor model and configuration.
| Property | Unit | Only in | |
|---|---|---|---|
| Air temperature | temperature | [°C] | |
| Relative humidity | humidity | [% RH] | |
| Light | light | (linear index) | ERS * |
| Passive infrared | motion | (linear index) | ERS * |
| CO2 | co2 | [ppm] | ERS CO2 |
| Battery voltage | battery | [V] | |
| Average SPL | sound_avg | [dB] | ERS Sound |
| Peak SPL | sound_peak | [dB] | ERS Sound |
| Soil moisture | moisture | [%] | |
| Atmospheric pressure | pressure | [bar] | ELT 2 with soil moisture |
| Acceleration (X) | acceleration_x | [g] | ELT 2 | ^ Acceleration (Y) | acceleration_y | [g] | ELT 2 |
| Acceleration (Z) | acceleration_z** | [g] | ELT 2 |
| Occupancy | occupancy | (enum) | EMS Desk, ERS Eye |
| Raw thermophile data | external_ir_temperature | [°C] | EMS Desk |
| Door pulse count | absolute_pulse_count | (integer) | EMS Desk |
| Door pulse count | relative_pulse_count | (integer) | EMS Door |
| Door state | digital | (integer) | EMS Door |