Siemens Sinumerik 840D sl Function Manual page 682

Diagnostics
10.2 NCK safety alarms for Sinumerik 840D sl
Remedy
Program r
continuation
27008
Parameter
Explanation
Response
Remedy
Program r
continuation
27010
Parameter
Explanation
Response
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SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) - - 10.2015 Edition
Deselect the acceptance test using the acceptance test Wizard or wait
until it has been completed (the duration of the acceptance test can be
parameterized using MD36958 $MA_SAFE_ACCEPTANCE_TST_TI-
MEOUT).
The alarm is no longer displayed when the alarm cause has been
removed. No other operator actions are required.
Axis %1 SW limit switch deactivated
%1 = axis name, spindle number
An SI acceptance test safe limit position has been started with the
acceptance test Wizard at the operator interface. For these acceptance
tests, the single--channel SW limit switches are deactivated for the
axis/spindle in order to ensure that the safe limit positions can be
approached.
Alarm display
Deactivating the single--channel software limit switch for the displayed
axis/spindle.
Deselect the acceptance test, e.g. using the acceptance test Wizard or
wait for the end of the test. (duration of the acceptance test can be
parameterized using MD36958 $MA_SAFE_ACCEPTANCE_TST_TI-
MEOUT).
The alarm is no longer displayed when the alarm cause has been
removed. No other operator actions are required.
Axis %1 tolerance exceeded for safe operating stop
%1 = axis name, spindle number
The axis has moved too far away from the reference position. It has
moved farther away than permitted in MD36930 $MA_SAFE_STAND-
STILL_TOL. The alarm can be re--configured in the MD11412
$MN_ALARM_REACTION_CHAN_NOREADY (channel not ready).
Mode group not ready
Channel not ready
NC start disable in this channel
Interface signals are set
Alarm display
NC stop for alarm
Channel not ready
Stop the axis with speed setpoint = 0 (STOP B). As soon as the speed
actual value is less than that defined in the MD36960
$MA_SAFE_STANDSTILL_VELO_TOL, at the latest however, after the
time in MD36956 $MA_SAFE_PULSE_DISABLE_DELAY expires, the
pulses are cancelled (STOP A).
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