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TIA Data type limits
| Decimal | Hex | TIA data type | Byte | Description |
|---|---|---|---|---|
| 18,446,744,073,709,551,615 | FFFF FFFF FFFF FFFF | LWORD, ULINT | 8 | The maximum unsigned 64 bit value (264 − 1) |
| 9,223,372,036,854,775,807 | 7FFF FFFF FFFF FFFF | LINT | 8 | The maximum signed 64 bit value (263 − 1) |
| 9,007,199,254,740,992 | 0020 0000 0000 0000 | - | 8 | The largest consecutive integer in IEEE 754 double precision (253) |
| 4,294,967,295 | FFFF FFFF | DWORD, UDINT | 4 | The maximum unsigned 32 bit value (232 − 1) |
| 2,147,483,647 | 7FFF FFFF | DINT | 4 | The maximum signed 32 bit value (231 − 1) |
| 16,777,216 | 0100 0000 | - | 4 | The largest consecutive integer in IEEE 754 single precision (224) |
| 65,535 | FFFF | WORD, UINT | 2 | The maximum unsigned 16 bit value (216 − 1) |
| 32,767 | 7FFF | INT | 2 | The maximum signed 16 bit value (215 − 1) |
| 255 | FF | BYTE | 1 | The maximum unsigned 8 bit value (28 − 1) |
| 127 | 7F | SINT | 1 | The maximum signed 8 bit value (27 − 1) |
| −128 | 80 | SINT | 2 | Minimum signed 8 bit value |
| −32,768 | 8000 | INT | 2 | Minimum signed 16 bit value |
| −2,147,483,648 | 8000 0000 | DINT | 4 | Minimum signed 32 bit value |
| −9,223,372,036,854,775,808 | 8000 0000 0000 0000 | LINT | 8 | Minimum signed 64 bit value |