Siemens Sinumerik 840D sl Function Manual page 799
Sinumerik safety integrated
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S Alarms 27001 and 27101 to 27107 cannot occur if a STOP B or a STOP A is
already active. When the SI functionality is active, STOP B and STOP A always
occur as subsequent error and do not provide the user with any additional infor-
mation about the cause of the fault or error.
S Alarm 27004 only occurs if differences are determined in the input signals.
Subsequent alarm for Alarm 27090
If Alarm 27090 is output, the following alarms are no longer displayed:
S 27001 defect in a monitoring channel
S 27004 difference, safety inputs
S 27020 STOP E initiated
S 27021 STOP D initiated
S 27022 STOP C initiated
S 27023 STOP B initiated
S 27024 STOP A initiated
S 27091 error for crosswise data comparison, NCK--PLC
S 27101 difference for the function, safe operating stop
S 27102 difference for the function, safely reduced speed
S 27103 difference for the function, safe end position
S 27104 difference for the function, safe cam plus
S 27105 difference for the function, safe cam minus
S 27106 difference for the function safely reduced speed n
S 27107 difference for the function, cam modulo monitoring
Subsequent alarm for Alarm 27004
S 27001 defect in a monitoring channel
S 27023 STOP B initiated
S 27024 STOP A initiated
S 27101 difference for the function, safe operating stop
S 27102 difference for the function, safely reduced speed
S 27103 difference for the function, safe end position
S 27104 difference for the function, safe cam plus
S 27105 difference for the function, safe cam minus
S 27106 difference for the function safely reduced speed n
S 27107 difference for the function, cam modulo monitoring
Subsequent alarms for Alarms 27001 and 27101 to 27107
S 27023 STOP B initiated
S 27024 STOP A initiated
Activation
Priorities are assigned to alarms by appropriately parameterizing MD10094
$MN_SAFE_ALARM_SUPPRESS_LEVEL. When this MD is set to either 12 or 13,
in addition to the alarm suppression, set with values 2 and 3, the function that
assigns priorities to alarms is also activated.
© Siemens AG 2015 All Rights Reserved
SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) - - 10.2015 Edition
10.5Reducing the number of alarms
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Diagnostics
10-799
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