Fundamentals
15.2 Transfer telegrams
CNC Part 1 (NCK, PLC, drive)
256 Commissioning Manual, 11/2006, 6FC5397-2AP10-2BA0
Note
If you change the message frame length of a drive component in HW config, you also must
adjust the selection of the message frame type in the configuration of the interface in the
NCK.
What types of message frames are available?
• Standard telegrams
The standard telegrams are structured in accordance with the PROFIdrive Profile V3.1.
The internal process data links are set up automatically in accordance with the message
frame number setting.
• Manufacturer-specific telegrams
The manufacturer-specific telegrams are structured in accordance with internal company
specifications. The internal process data links are set up automatically in accordance with
the message frame number setting.
The following vendor-specific telegrams can be set via p0922:
– For axes (SERVO)
116 DSC with torque reduction, 2 position encoders, supplementary data (also
parameterization)
– For Control Unit
390 telegram without probe (for NX)
391 message frame for up to 2 probes (for NCU)
15.2.1 Structure of the telegram with the process data for SINUMERIK 840D sl
Introduction
SINUMERIK 840D sl uses the following preferred message frame types:
• For axes
116 DSC with torque reduction, 2 position encoders, supplementary data (also
parameterization)
• For NX
390 message frame without probe (NX)
• For NCU
391 message frame for up to 2 probes (only valid for NCU)
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