Air Supply and Braking System
| 1 | XMLA/B Pressure sensor | Electromechanical or electronic pressure sensor |
| 1 | XMLP Pressure sensor | Electromechanical or electronic pressure sensor |
| 2 | XMLA/B or C Pressure sensor | Electromechanical pressure sensor with pre-adjusted pressure threshold |
| 3 | XCMD Limit switch | Limit switch or inductive proximity sensor |
| 3 | XS Inductive sensor | Limit switch or inductive proximity sensor |