7.8.2.4 Safety Error Codes
Name
UPID
Type
Value /
Bit
Significance Comments
Safety Error Code 1A03h
Enum8
00h
No Error
No error is present.
01h
Safe Input Fault An error on the safe inputs is detected.
Possible faults: wiring, discrepancy between the two channels, disturbances,
etc.
Recommended action: check wiring, check configuration, contact support.
02h
Safe Output
Fault
An error on the safe digital output is detected. The internal diagnosis
produces test pulses and checks the levels.
Possible faults: Test pulses failed, wrong levels
Recommended actions: check wiring, check configuration, contact support.
03h
STO Output
Fault
An error on the STO output is detected. The diagnosis is done internally.
Recommended actions: Report error to provider, send drive back for repair
or exchange it.
04h
Ack Input Fault An Error on the acknowledge input has been detected. The acknowledge
input must only be switched when requested. Compare with UPID 1A19h,
Drive Fn State Int Event.
Recommended action: Check behavior of acknowledge control logic.
05h
Encoder
Communication
Fault
The communication to the motor encoder has failed.
Possible faults: Wiring, disturbances, cable
Recommended actions: Check wiring to motor, contact support.
06h
Encoder Fault
The motor position encoder has evaluation has generated an error. The
signals are checked for consistency.
Recommended actions: Check wiring, check configuration, contact support.
07h
Power Supply
Fault
An internal check referring the power supply has detected an error.
Recommended actions: Report error to provider, send drive back for repair
or exchange it.
08h
Safe Fieldbus
Fault
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.
09h
Error RAM
Defective
A RAM fault has been detected.
Recommended actions: Report error to provider, send drive back for repair
or exchange it.
0Ah
Safety FW CRC
Wrong
The CRC of the firmware on the safety module is wrong.
Recommended actions: Reinstall the complete firmware on the drive.
Contact support.
0Bh
CPU Fault
An error on the CPU has been detected. This is an internal error.
Recommended actions: Report error provider, send drive back for repair or
exchange it.
0Ch
Stack Fault
An error with the stack has been detected.
Recommended actions: Report error provider, send drive back for repair or
exchange it.
0Dh
Safety
Parameter
Invalid
The configuration of the safety parameters is not valid.
Recommended actions: Check configuration, make validation. Contact
support
The table is continued on the next page.
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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