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7.8.2.2 Safety System State
Name
UPID
Type
Value / Bit Significance
Comments
Safety
System State
1A01h
Enum8
00h
Power Up
The safety module is not started.
01h
Start Up
The safety module is starting up. This will be present, while the connection to
the safe fieldbus starts up.
02h
Configuration needed A new configuration is required. The configuration of the safety module may
be broken.
03h
Operation
The safety module is working normally. In this state, STO or the brake may
be active.
04h
Operation No Safety
Active
The safety module is working normally, but no safety encoder is active.
05h
Safe Brake Test
A brake test is processing. The test will be triggered by the drive processor.
06h
Loading FS Par from
FLASH Card
The safety module loads the parameter set from the flash card.
07h-FFh
Invalid
Unused combinations.
Table 39: Safety System States
7.8.2.3 Safety Error State
Name
UPID
Type
Value /
Bit
Significance
Comments
Safety Error State 1A02h
Enum8
00h
No Failure
No failure is detected
01h
IO-Failure
The safety module has detected a failure that may be acknowledged. During
this state STO and the brake will be active.
02h
Internal Failure Some severe failure occurred. The safety module does not release operation
until it is power cycled.
03h-FFh Invalid
All other combinations of this 8bit variable are invalid.
Table 40: Safety Error States
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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