Sinumerik Alarm 300737 Axis %1 drive %2 configuration of two EnDat encoders not possible
Parameters:
%1 = NC axis number
%2 = Drive number
Definitions:
The MCU hardware does not allow two absolute encoders to be connected on one axis with the EnDat interface.
Reactions:
– NC not ready.
– Channel not ready.
– NC Stop on alarm.
– NC Start disable in this channel.
– The NC switches to follow-up mode.
– Alarm display.
– Interface signals are set.
Remedy:
Please inform the authorized personnel/service department. Disconnect one of the two absolute encoders: Replace the motor measuring system by using another motor or use another encoder for direct measuring system. Correct the corresponding entries in MD 1011: $MD_ACTUAL_VALUE_CONFIG (actual value sensing configuration IM) or MD 1030: $MD_ACTUAL_VALUE_CONFIG_DIRECT (actual value sensing configuration DM).
Program Continuation:
Switch control OFF – ON.
References
- Siemens Diagnostics Guide by Siemens