Safety engineering, Safety functions safe stop 1 – Lenze E94AYAE SM301 User Manual

Page 57

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Safety engineering

Safety functions

Safe stop 1

1

l

57

EDS94AYAE EN 7.0

2

SS1

STO

0

0

I

I

t1

t2

t

S

t

t

t

n

0

1



t1

t

0

I

0

SM301DIA_SS1

0 Input signal of the request of a safety function

I

ON state

0

OFF state

1 Speed characteristic n of the motor

l

Optional: Monitoring of the brake ramp as of SM301 V1.4

t

Time axis

tx Action instant
t

S

Monitored stopping time

–– Normal operation
−−− Incorrect operation

2 Feedback(s)

 SS1 mode (C15306) influences the switching time and contains the

"SS1:Deceleration STO after n=0" (C15307)

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