Failure
Failure
State
Fatality
Error
Code
Communi-
cation
active
PROFI-
safe
active
Failure
Reaction
Comments
Encoder fault
IO failure
Non-fatal
06A6h
yes
yes
STO
The motor position encoder evaluation has generated
an error. The signals are checked for consistency.
Recommended actions: Check wiring, check
configuration, contact support.
Safe fieldbus fault
IO failure
Non-fatal
08A6h
yes
yes
SS1
An error on the safe fieldbus has been detected.
Possible faults: Communication without configuration,
error in communication
Recommended actions: Check firmware, wiring,
configuration, PLC configuration. Contact support.
Safety parameter
invalid
IO failure
Non-fatal
0DA6h
yes
yes
STO
The configuration of the safety parameters is not valid.
Recommended actions: Check configuration, make
validation. Contact support
Safe fieldbus
config
IO failure
Non-atal
11A6h
yes
no
SS1
A configuration error concerning the safe fieldbus is
detected.
Possible fault: Probably there is an active fieldbus
communication without a valid configuration.
Recommended action: check configuration
Brake output fault
IO failure
Non-fatal
12A6h
yes
yes
SS1
The internal diagnosis for the brake output has
detected a fault.
Recommended actions: check configuration, check
cabling, check brake, contact support
Temperature fault
Internal
failure
Fatal
13A6h
yes
no
STO
Safe State
The internal drive temperature has raised too high.
Recommended actions: Check cooling (cabinet, fan,
…), check application.
CrossCom Timing
fault
Internal
failure Fatal
14A6h
no
no
STO
Safe State
An internal timing problem has been detected.
Recommended action: Report error to provider.
Internal
Discrepancy
Internal
failure
Fatal
15A6h
yes
no
STO
Safe State
An internal discrepancy between the two monitoring
channels has been detected.
Recommended action: Report error to provider.
Internal Fault
Internal
failure
Fatal
16A6h
no
no
STO/SS1
A nonspecific internal fault has been detected.
Recommended action: Report error to provider.
IO fault
IO failure
Non-Fatal
17A6h
yes
yes
STO/SS1
A nonspecific IO fault has been detected.
Recommended action: Report error to provider.
FS Task less calc
time
Internal
failure
Fatal
18A6h
yes
no
STO
Safe State
The safety task needs too much calculation time.
Recommended action: Contact LinMot support.
FS Task period
time too high
Internal
failure
19A6h
yes
no
STO
Safe State
The safety task period time takes too long.
Recommended action: Contact LinMot support
SBT error
none
Non-fatal
20A6h
yes
yes
none
An error is detected during the safe brake test.
Possible fault: Typically the brake does not hold the
motor.
Recommended action: Check brake, if it still clamps
correctly, check if there is dirt or grease.
SBT state error
none
Non-fatal
21A6h
yes
yes
none
The safe brake test has started in the wrong state.
Recommended action: Make sure that the SBT is
started in the disabled state
Table 46: Failure classification and reaction
2S Drive Systems / 0185-1174_E_1V1_SM_C1251-2S / NTI AG
0185-1174_E_1V1_SM_C1251-2S / 2021-11-26 16:43 (Rev. 12500)
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