KNX/EIB Data Types
| KNX/EIB Function | Information Length | EIS | Sensor | Extended Sensor | Actuator | Extended Actuator |
| Switch | 1 Bit | EIS 1 | Y | Off: x/x/x:0 On: x/x/x:1 | Y | Off: x/x/x:0 On: x/x/x:1 |
| Dimming (Position, Control, Value) | 1 Bit 4 Bit 8 Bit | EIS 2 | Y | Y | ||
| Time | 3 Byte | EIS 3 | Y | Y | ||
| Date | 3 Byte | EIS 4 | Y | Y | ||
| Floating point | 2 Byte | EIS 5 | Y | Y | ||
| Relative value | 1 Byte | EIS 6 | Y | Min: x/x/x:0% On: x/x/x:255% | Y | Min: x/x/x:0% On: x/x/x:255% |
| Blinds / Roller shutter | 1 Bit | EIS 7 | ||||
| Priority | 1 Bit | EIS 8 | ||||
| IEEE Floating point | 4 Byte | EIS 9 | Y | Y | ||
| 16-bit counter values | 2 Byte | EIS 10 | Y | Min: x/x/x:0# Max: x/x/x:65535# | Y | Min: x/x/x:0# Max: x/x/x:65535# |
| 32-bit counter values | 4 Byte | EIS 11 | Y | Y | ||
| Access control | 1 Byte | EIS 12 | Min: x/x/x:0% Max: x/x/x:255% | Min: x/x/x:0% Max: x/x/x:255% | ||
| ASCII character | 1 Byte | EIS 13 | Min: x/x/x:0% Max: x/x/x:255% | Min: x/x/x:0% Max: x/x/x:255% | ||
| 8-bit counter values | 1 Byte | EIS 14 | Min: x/x/x:0! Max: x/x/x:255! | Min: x/x/x:0! Max: x/x/x:255! | ||
| text | 14 Byte | EIS 15 | Y | Y |