Siemens SINUMERIK 840D sl Function Manual page 639
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- Function manual (2184 pages) ,
- Programming manual (1334 pages) ,
- Commissioning manual (1102 pages)
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27020
Axis %1 STOP E activated
Parameter
%1 = axis name, spindle number
Explanation
This alarm comes with alarms 27011 "Safely reduced speed exceeded" or 27012 "Safe limit position excee‐
ded" (according to the configuration in
MD36961 $MA_SAFE_VELO_STOP_MODE,
MD36963 $MA_SAFE_VELO_STOP_REACTION or
MD36962 $MA_SAFE_POS_STOP_MODE) or alarm 27090 after an SPL-CDC error occurs.
Response
NC start disable in this channel
Interface signals are set
Alarm display
NC stop for alarm
A LIFTFAST-ASUB (sub-routine) is initiated and the Safe Operating Stop (SBH) is internally activated after
the time set in MD36954: $MA_SAFE_STOP_SWITCH_TIME_E has expired.
Remedy
Remove the causes of alarm 27011 "safely reduced speed exceeded" or 27012 "safe limit position exceeded"
or 27090 "error for crosswise Data comparison NCK-PLC" (see a description of the alarms).
Program con‐
Clear the alarm with the RESET key. Restart the part program.
tinuation
27021
Axis %1 STOP D activated
Parameter
%1 = axis name, spindle number
Explanation
This alarm comes with alarms 27011 "Safely reduced speed exceeded" or 27012 "Safe limit position excee‐
ded" (according to the configuration in
MD36961 $MA_SAFE_VELO_STOP_MODE,
MD36963 $MA_SAFE_VELO_STOP_REACTION or
MD36962 $MA_SAFE_POS_STOP_MODE or alarm 27090 after an SPL-CDC error occurs.
Response
NC start disable in this channel
Interface signals are set
Alarm display
NC stop for alarm
"Braking along the path" is initiated and the Safe Operating Stop (SBH) is internally activated after the time
set in MD36953 $MA_SAFE_STOP_SWITCH_TIME_D has expired.
Remedy
Remove the causes of alarm 27011 "safely reduced speed exceeded" or 27012 "safe limit position exceeded"
or 27090 "error for crosswise Data comparison NCK-PLC" (see a description of the alarms 27011, 27012).
Program con‐
Clear the alarm with the RESET key. Restart the part program.
tinuation
27022
Axis %1 STOP C activated
Parameter
%1 = axis name, spindle number
Explanation
This alarm comes with alarms 27011 "Safely reduced speed exceeded" or 27012 "Safe limit position excee‐
ded" (according to the configuration in
MD36961 $MA_SAFE_VELO_STOP_MODE,
MD36963 $MA_SAFE_VELO_STOP_REACTION or
MD36962 $MA_SAFE_POS_STOP_MODE).
Safety Integrated
Function Manual, 12/2017, 6FC5397-4BP40-6BA1
11.2 NCK safety alarms for SINUMERIK 840D sl
Diagnostics
639
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