Siemens SINUMERIK 840D sl Function Manual page 575

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Subsequent alarms for Alarms 27001 and 27101 to 27107

S 27023 STOP B initiated

S 27024 STOP A initiated

Priorities are assigned to alarms by appropriately parameterizing MD 10094

$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 as-

signs priorities to alarms is also activated.

By assigning priorities to alarms, alarms with the power on clear criterion are also

cleared or no longer displayed. In spite of this, the system is in a state in which a

power on is required. If alarm 27024 "Stop A initiated" has occurred, but is no lon-

ger displayed, then at least group alarm 27124 "Stop A for at least 1 axis" is dis-

SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) – 05.2008 Edition

10.5 Reducing the number of alarms

Sinamics s120