
Safety engineering
Device modules
SM302 safety module
19
EDS94AYAF EN 1.0
1.2.3.1
Overview
Functions from SM302 V1.0 onwards
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Safe torque off (STO)
(formerly: safe standstill, protection against unexpected start−up)
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Safe stop 1 (SS1)
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Safe stop 2 (SS2) − see SOS
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Safe stop emergency (SSE)
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Safe operational stop (SOS)
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Safe maximum speed (SMS)
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Safely limited speed 1 ... 4 (SLS1 ... SLS4)
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Safe direction (SDI)
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Safely limited increment (SLI)
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Safely limited position (SLP)
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Safe cam (SCA)
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Safe referencing (SREF)
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Safe speed and position monitoring
– with resolver and encoder as motor encoder
– or optionally with additional position encoder (2−encoder concept)
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Position−dependent safe speed (PDSS)
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Safe cascading (CAS) via SD−In4/SD−Out1
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Safety bus connection (PROFIsafe V2)
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Fail Safe over EtherCAT − Slave (FSoE))
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Safe operation mode selector (OMS)
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Repair mode select (RMS)
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Safe enable switch (ES)
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Safe monitor (safe output)
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Connection of safety sensors (safe inputs)
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Safe parameter setting
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Parameterisable response time of encoder monitoring