- distance_base_unit = self._zip_unit(
- chan_info['channel']['vDeflection']['data'],
- version)
+ if 'encoder' in chan_info['channel']['vDeflection']['data']:
+ distance_base_unit = self._zip_unit(
+ chan_info['channel']['vDeflection']['data']['encoder']['scaling'],
+ version)
+ else:
+ distance_base_unit = self._zip_unit(
+ chan_info['channel']['vDeflection']['data'],
+ version)