| FIELD | WAS DEFINED AS | IS NOW DEFINED AS |
| Sensor 1 Physical Element | TA | HG |
| Sensor 2 Physical Element | HG | PC |
| Sensor 3 Physical Element | PC | undefined |
| Sensor 3 Data Interval | 15 | undefined |
| Sensor 3 Offset Time   | 0 | undefined |
| Sensor 3 Base Elevation | 0.00 | undefined |