Display unit PU 26
| Connection | PC-Interface | PC-Software |
| Cable | Mini USB to USB | MS Excel |
| Crosslink Cable | RS232 plug to RS232 socket 80 0091 380 75 | FMS View 76 4104 964 20 |
| Combination Cable | RS232 plug / Mini USB to USB | QM-Soft / QM-Manager 81 0900 000 00 |
| Foot Switch | Foot switch with jack 3,5 mm 76 1610 026 25 or Foot switch with USB 80 0031 387 48 | Dialtest 7 76 4104 908 20 |
