Measurement data registers in this appendix
can be used only for transmitters with optional barometer module and transmitters using
analog input, using unit ID 240.
Table 1. Floating point measurement data
registers (read-only)
| Register number |
Register address |
Register description |
Data format |
Unit |
| 43 |
002Ahex |
Barometric pressure |
32-bit float |
hPa |
| 53 |
0034hex |
Actual current level of analog input (mA) |
32-bit float |
mA |
| 55 |
0036hex |
Validated current level of analog input (mA) or NaN if analog input is out of
valid range (3.8 … 20.5 mA) |
32-bit float |
mA |
Table 2. Integer measurement data registers
(read-only)
| Register number |
Register address |
Register description |
Data format |
Scale factor |
Offset |
Unit |
| 278 |
0115hex |
Barometric pressure |
16-bit signed integer |
10 |
0 |
hPa |
| 283 |
011Ahex |
Actual level of analog input |
16-bit signed integer |
1000 |
0 |
mA |
| 284 |
011Bhex |
Validated level of analog input or 8000hex (-32768) if analog input
is out of valid range (3.8 … 20.5 mA) |
16-bit signed integer |
1000 |
0 |
mA |