Instruction Manual PROTECT-PSC
V 2.6R01 / 04.19
2
–9
2.2.3
Use of electronic equipment for safety functions.
The new facility to use electronic equipment also includes the facility to transfer
safety-related signals serially, i.e. via a bus system. However, additional measures
are also required here to guarantee protection in the case of an error.
The following tables together with the explanations provide an overview of the
possibilities of using the PROTECT-PSC system to IEC 60204-1.
Control functions to
IEC 60204-1
Stop category to
point 9.2.2
ISO 13849-1 Category(Cat.)
Performance Level (PL)
Stop function
0
Cat.4, PLe
Stop function
1
Cat.4, PLe
Stop function
2
Only in connection with the
input level of the PROTECT-
PSC system, additional
measures in accordance with
EN 1037 (protection from
unexpected start-up)
Stop function
0
Cat.4, PLe with final electrical
isolation due to an
electromechanical component
Stop function
1
Cat.4, PLe with final electrical
isolation due to an
electromechanical component
Stop function
2
Not admissible
T
T
a
a
b
b
l
l
e
e
2
2
-
-
1
1
A
A
r
r
e
e
a
a
s
s
o
o
f
f
u
u
s
s
e
e
f
f
o
o
r
r
e
e
l
l
e
e
c
c
t
t
r
r
o
o
n
n
i
i
c
c
e
e
q
q
u
u
i
i
p
p
m
m
e
e
n
n
t
t
Summary of Contents for PROTECT-PSC
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Page 265: ...Annex 8 Instruction Manual PROTECT PSC V 2 6R01 04 19 8 5 8 3 EC Type Examination certificate ...
Page 266: ...Annex 8 Instruction Manual PROTECT PSC V 2 6R01 04 19 8 6 8 4 Declarations of conformity W ...
Page 267: ...Annex 8 Instruction Manual PROTECT PSC V 2 6R01 04 19 8 7 8 5 Index ...
