pylabrobot.liquid_handling.backends.hamilton.STAR.STAR.request_z_pos_channel_n# async STAR.request_z_pos_channel_n(pipetting_channel_index: int) → float# Request Z-Position of Pipetting channel n Parameters: pipetting_channel_index (int) – Index of pipetting channel. Must be between 0 and 15. 0 is the backmost channel. Returns: Z-Position of channel n [0.1mm]. Taking into account tip presence and length. Return type: float