Page 20 - Systems, solutions and expertise for the automotive and Tier 1 supplier industry
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Systems, solutions and expertise for the automotive and Tier 1 supplier industry – Subject to change – 2012/08
18
...
Your partner for safety
Machines have to be designed in a way that protects people, animals, property and the environment from harm. The goal is to
prevent physical damage of any type.
Using safety-oriented pneumatic and electric components from Festo provides you with the security of implementing safety measures
in compliance with the EC Machinery Directive.
Safety@Festo
General safety regulations
Technical safety measures
Input
Logic
Output
Festo Didactic: Training and consulting
Festo solutions
Risk assessment
Risk
analysis
Input
Logic
Output
Risk
assessment
Risk
reduction
Design
measures
Technical
measures
User information
Input
Logic
Output
ISO 13849-1 IEC 62061
Determining PL = performance level
Determining PSIL = safety integrity level
10
–5
PFH
.
10
–4
3
=
10
–6
PFH
.
10
–5
10
–6
PFH
.
3
=
10
–5
10
–7
PFH
.
10
–6
10
–8
PFH
.
10
–7
10
–9
PFH
.
10
–8
DC
.
60%
none
60% DC
.
90%
low
Laws
e.g. EC Machinery Directive
Safety function
DC
.
60%
none
90% DC
.
99%
medium
60% DC
.
90%
low
90% DC
.
99%
medium
99%
DC
high
Cat.B Cat. 1Cat. 2
Cat. 3
Cat. 4
CFF not
relevant
CFF 65%
Pneumatic
Electric
Assessment
MTTF
d
Low
Medium
High
3 years MTTF
d
.
10 years
10 years MTTF
d
.
30 years
30 years MTTF
d
.
100 years
Assessment
PL PL
r
SIL SIL
r
SLS
STO
SDI
SS1
SS2
SOS
SLP
.,
a
b
c
d
e
2
3
4
1
Festo offers many safety solutions for the entire control chain in the area of electrics and pneumatics, for input, logic and output.
Festo – your partner to the automotive industry
1
