MSI-s
27
6
Technical Data and Ordering Information
6.1
MSI-s/R
Version, Type
Modular Safety Interface
MSI-s
Type in accordance with IEC/EN 61496
Type 4
SIL in accordance with IEC 61508
SIL 3
Performance Level (PL) in accordance
with ISO 13849-1: 2008
PL e
Category in accordance with ISO 13849-1
Cat. 4
Mean probability of a dangerous failure per hour (PFH
d
) as
a function of the mean number of annual switching cycles of
the relay n
op
*
100% Load n
op
=
4,800:
1.5 x 10
-08
1/h
60% Load
n
op
=
4,800:
1.2 x 10
-08
1/h
100% Load n
op
=
28,800:
3.1 x 10
-08
1/h
60% Load n
op
=
28,800:
1.5 x 10
-08
1/h
100% Load n
op
=
86,400:
7.4 x 10
-08
1/h
60% Load n
op
=
86,400:
2.1 x 10
-08
1/h
Number of cycles until 10 % of the components have a
failure to danger (B
10d
)
400,000:
100% of the max. switched current of loading cases AC1..DC13
2,500,000:
60% of the max. switched current of loading cases AC1..DC13
20,000,000: 60% of the max. switched current of loading cases AC1..DC13
Service life (T
M
)
20 years
Connectable safety sensors S1-S2
1 AOPD, Type 4, Type 3 or up to
2 AOPDs, Type 2 (all in accordance with EN IEC 61496)
Connectable safety switches and command units at S1-S2
Safety switches according to EN 1088
Area Emergency-Stop button according to EN ISO 13850
Test outputs T1 and T2,
Test interval
Test impulses, time-displaced
Response time AOPD Type 2 to a test
request
200 ms
24 ms each
2 to 18 ms
Available functions
Start/restart interlock
External device monitoring
Control input
Start/restart interlock (Reset)
Potential-free normal open contact (button or key button)