| Data type name | Size in bytes | Other |
|---|---|---|
| Byte | 1 | Value range 0 ... 255 |
| Integer | 2 | Value range -32768 ... 32767. |
| Unsigned integer | 2 | Value range 0 … 65535 |
| Long integer | 4 | Value range −2,147,483,648 … 2,147,483,647 |
| Unsigned long integer | 4 | Value range 0 … 4,294,967,295 |
| Float | 4 | According to IEEE-754. Nan (7FC00000hex) is returned if no value is available. |
| String | Max. 50 | All characters accepted (00hex … FFhex) |
| Maximum string size refers to maximum communication buffer size. For the actual reserved storage space for each parameter, see Register table. |
| Integers and floating point numbers are sent LSB first. |