Safety functions of 9400, safety modules SM 0, SM 100, SM 301, SM302

Question:
Which safety functions are implemented in the different 9400 safety modules?

Answer:
The different safety modules of range 9400 contain following safety functions:

SM0 safety module:

No safety function, only dummy with wire bridge.
Devices of range 9300 can be substituted by devices of range 9400 with SM 0.

SM100 safety module:

Safety function 'Safe standstill', protection against re-start.
Corresponds to the function safe standstill of range 9300-V004. Thus, these devices can be substituted by the devices of range 9400 with SM 100.

SM301 safety module:

STO 'Safe torque off', protection against re-start
SS1 'Safe stop 1'
SS2 'Safe stop 2' / SOS 'Safe operating stop'
SLS 'Safely-limited speed'
SMS 'Safe maximum speed'
SSM 'Safe speed monitoring'
OMS 'Operation mode selector' / ES 'Enable switch'
SLI 'Safely-limited increments'
SDI 'Safe direction'
The modules can be cascaded in order to switch off several drives at the same time.

SM302 safety module:

STO 'Safe torque off', protection against re-start
SS1 'Safe stop 1'
SS2 'Safe stop 2' / SOS 'Safe operating stop'
SLS 'Safely-limited speed'
SMS 'Safe maximum speed'
SSM 'Safe speed monitoring'
OMS 'Operation mode selector' / ES 'Enable switch'
SLI 'Safely-limited increments'
SDI 'Safe direction'
The modules can be cascaded in order to switch off several drives at the same time.
RMS 'Repair mode selector' / ES 'Enable switch'
SCA 'Safe cam'
SLP 'Safely-limited position'
PDSS 'Position-dependent safe speed'

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