Siemens SINAMICS DCM Manual page 613

Descriptions of functions
10.33 Diagnostics
10.33.6 Faults and alarms
10.33.6.1 General information
Description
The errors and states detected by the individual components of the drive unit are indicated
by messages.
The messages are categorized into faults and alarms.
Note
The individual faults and alarms are described in the section titled "Faults and alarms" in the
SINAMICS DCM List Manual. Here you can also find a section titled "Function diagrams" →
"Faults and alarms", which contains function diagrams for the fault buffer, alarm buffer, fault
trigger, and fault configuration.
Properties of faults and alarms
● Faults
– Are identified by Fxxxxx
– Can lead to a fault reaction
– Must be acknowledged once the cause has been remedied
– Status via Control Unit and LED RDY
– Status via PROFIBUS status signal ZSW1.3 (fault active)
– Entry in the fault buffer
● Alarms
– Are identified by Axxxxx
– Have no further effect on the drive unit
– The alarms are automatically reset once the cause has been remedied. No
– Status via PROFIBUS status signal ZSW1.7 (alarm active)
– Entry in the alarm buffer
● General properties of faults and alarms
– Can be configured (e.g. change fault to alarm, fault reaction)
– Triggering on selected messages possible
– Initiation of messages possible via an external signal
– Contains the component number for identifying the SINAMICS component involved
– Contains diagnostic information on the message involved
614
acknowledgment is required.
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SINAMICS DCM DC Converter
Operating Instructions, 02.2015, A5E34763375/RS-AA/001