Kubler (or Kuebler or Kübler) refer to the manufacturer of the first generation safety encoders used in the Telescope Mount Assembly (including Coudé rotator), Kübler Group Fritz Kübler GmbH.
Programming
To re-program the safety encoders you will need the following:
SafePLC dongle (8.SPLC.001)
Safety-M programming cable (8.0010.9000.0020)
USB A to USB B cable
Follow the procedure outlined in Safety Encoder Fine Position Offset Configuration
Kubler Encoder Programming Manual
Kubler Encoder Installation Manual
Kubler Encoder adjustment procedure
Kubler Encoder parameters & configuration