03.2010
Siemens AG
6SE7087-6QX70 (Version AL)
SIMOVERT MASTERDRIVES
Compendium Motion Control
33
Number / Alarm
Cause
Counter-measure
A225
Status of collision
monitoring select. not
allowed
The decoded NC block contains simultaneous
selection and deselection of collision
monitoring (G96/G97).
Example: N1 G96 G97 X100
The NC program number and NC block
number in which the NC block decoder
detected the error can be read out with the
"output actual values - decoder error location"
task.
Effect:
NC program execution is inhibited or aborted,
the axis is brought to a standstill via the
deceleration ramp.
Correct the NC block.
A227
Negative overtravel
violated
The look-ahead function of the decoder has
detected that the negative software limit switch
will be crossed. See also error message
"A195: Negative overtravel reached".
The NC program number and NC block
number in which the NC block decoder
detected the error can be read out with the
"output actual values - decoder error location"
task.
Effect:
NC program execution is inhibited or aborted,
the axis is brought to a standstill via the
deceleration ramp.
Correct the NC program.
Check the machine data.
A228
Positive overtravel
violated
The look-ahead function of the decoder has
detected that the positive software limit switch
will be crossed. See also error message
"A196: Positive overtravel reached".
The NC program number and NC block
number in which the NC block decoder
detected the error can be read out with the
"output actual values - decoder error location"
task.
Effect:
NC program execution is inhibited or aborted,
the axis is brought to a standstill via the
deceleration ramp.
Correct the NC program.
Check the machine data.
A241
Table assignment
changed
The table assignment has been changed.
Effect:
NC tables cannot be processed.
Load the table again.
Note:
A table can only be loaded again if it is not
selected. The warning is cleared automatically
when the table has been successfully loaded.
A242
Table 1 invalid
Table 1 was not loaded correctly or has been
reset.
Effect:
Table 1 cannot be processed.
Load table 1 again.
Note:
Table 1 can only be loaded again if it is not
selected. The warning is cleared automatically
when table 1 has been successfully loaded.
A243
Table 2 invalid
Table 2 was not loaded correctly or has been
reset.
Effect:
Table 2 cannot be processed.
Load table 2 again.
Note:
Table 2 can only be loaded again if it is not
selected. The warning is cleared automatically
when table 2 has been successfully loaded.
