Siemens Sinumerik 840D sl Diagnostic Manual page 335

03/2009
Definitions: The tool tip has exited the tunnel placed around the desired contour, i.e. the distance between tool tip
and desired contour was greater than specified in the MD21050 $MC_CONTOUR_TUNNEL_TOL.
The alarm can be reprogrammed in the MD11412 $MN_ALARM_REACTION_CHAN_NOREADY
(channel not ready).
Reaction: Mode group not ready.
The NC switches to follow-up mode.
Channel not ready.
NC Start disable in this channel.
Interface signals are set.
Alarm display.
NC Stop on alarm.
Channel not ready.
Remedy: Please inform the authorized personnel/service department. Check the following points in turn:
1. Is the machine in working order? That is, has the alarm been tripped by a sluggish axis, tool break-
age or collision?
2. If the machine is in working order, reduce the velocity or improve the controller setting.
3. Possibly increase the size of the tunnel and monitor errors via analog output in order to ascertain
the cause.
Program Con- Clear alarm with the RESET key in all channels of this mode group. Restart part program.
tinuation:
20139 [Channel %1: ] Block %2 motion-synchronous action: invalid marker
Parameters: %1 = Channel number
%2 = Block number
Definitions: Setting or deleting of a marker in the motion-synchronous action is not possible.
Possible causes:
SETM(): Maximum number of markers exceeded; marker has already been set.
CLEARM(): Specified marker is not within permissible value range.
Reaction: NC Start disable in this channel.
Interface signals are set.
Alarm display.
NC Stop on alarm.
Remedy: SETM(): use marker in valid value range; do not set the marker again.
CLEARM(): use marker in valid value range.
Program Con- Clear alarm with the RESET key. Restart part program
tinuation:
20140 [Channel %1: ] Motion synchronous action: traversing of command axis
%2 see NC alarm %3
Parameters: %1 = Channel number
%2 = Axis
%3 = NC alarm
Definitions: An NC alarm was detected for a command axis which is to be traversed from a synchronous action.
The NC alarm is indicated by an MMC alarm number in the 3rd parameter.
Reaction: NC Start disable in this channel.
Interface signals are set.
Alarm display.
NC Stop on alarm.
Remedy: See help information for the additional alarms.
Program Con- Clear alarm with the RESET key. Restart part program
tinuation:
20141 [Channel %1: ] Motion synchronous action: illegal axis type
Parameters: %1 = Channel number
© Siemens AG, 2009. All Rights Reserved
SINUMERIK 840D sl, 840Di sl, SINAMICS, Diagnostics Manual (DAsl), 03/2009
Overview of Alarms
NCK alarms
2-335